Flange Brand Ranking

Changmao Valve Group Co., Ltd.

Changmao Valve Group Co., Ltd. is located in Xicun Town, Gongyi City, Henan Province. It is a unit integrating valve joints, pipeline equipment and related products that integrate R&D, manufacturing and sales. The company was founded in 1988, covering an area of ​​10,000 square meters, with 80 employees and an annual output of 400,000 sets of valve joint products. The company is a self-operated import and export enterprise, an exhibitor of the Canton Fair, and an ISO9001 certified enterprise. Registered trademark "Changmao" brand. The company's products mainly use national standards GB/T, JB, HG, national standards ISO, American standards API, ANSI, British standards BS, German standards DIN, European standards EN, Japanese standards JIS, Korean standards KS, Italian standards UNI, Australian standards AS, South Africa SABS and other standards, production diameter DN15-DN4000, pressure level 0.25MPa-42MPa (125LG-2500LB), working temperature -30℃-570℃, rubber materials mainly include NR, EPDM, NBR, NEOPRENE, etc., metal materials mainly include Q235 , Q345, SS304, SS316, etc. The products mainly include rubber joints, steel telescopic joints, stainless steel corrugated pipes, rubber check valves, compensators, air duct joints, force transmission joints, soft joints, flanges and more than 100 series, More than 1000 specifications. It is widely used in various fields such as petroleum, petrochemical, chemical industry, electricity, construction, papermaking, medicine, water supply and drainage. The company's products have been adopted by many major projects such as Beijing West Railway Station, CCTV, Yanshan Petrochemical, Shanghai Baosteel Power Plant, etc., and cooperate with more than 100 domestic import and export companies to export to the United States, Japan, Spain, the United Kingdom, Germany, South Korea, Vietnam, Singapore, Malaysia, Dubai, Brazil and other countries. Company size The company is located in Xicun Town, Gongyi City, Henan Province. It covers an area of ​​10,000 square meters and has a construction area of ​​10,000 square meters. It has 80 employees, including 26 senior technical talents and 25 intermediate technical talents. It has more than 300 sets of production equipment. Annual output of 400,000 sets of valve joints. The company has a complete production line, from design, raw material refining, mechanical processing, assembly, spraying, and all of which are independently completed in the Changmao factory area. The company's business is divided into domestic and international departments, using technology and management experience to provide customers with products and services. Corporate Products Rubber joints: flange, threaded, single sphere, double sphere, concentric, eccentric, elbow, buckle, flange, anti-pull, oil, wear, acid and alkali, tetrafluorine lining It can meet the various usage needs of customers. Telescopic joints: single flange, double flange, force transmission, limit position, detachable, gland type, nut type, ball type, large deflection and other styles, Q235, SS304, SS316 and other materials. Corrugated pipe: vibration-absorbing type, underground type, transverse, axial, universal, large and small pull rod type, unconstrained, square, round type, etc., SS304, SS316, SS316L and other materials. Rubber check valve: clamp type, flange type, straight mouth, curved mouth, duckbill valve, etc., natural rubber, ethylene propylene ternary rubber, nitrile rubber, neoprene, butyl rubber and other rubber materials. Air duct compensator: rubber air duct, fabric fiber and other materials, rectangular and round shapes. Flange: adopts national standard GB/T, JB, HG, national standard ISO, American standard API, ANSI, British standard BS, German standard DIN, European standard EN, Japanese JIS, Korean standard KS, Italian standard UNI, Australian standard AS, South Africa SABS and other standards are equipped with various standards of rubber joints, telescopic joints, corrugated pipe compensators, rubber check valves and other products.

Jiangsu Wujin Stainless Steel Co., Ltd.

Jiangsu Wujin Stainless Co., Ltd. can be traced back to the 1970s and 1980s (hereinafter referred to as Wujin Stainless), and is one of the leading stainless steel pipe companies in China. The company was successfully listed on the main board of the Shanghai Stock Exchange on December 19, 2016 (stock code: 603878), opening a new milestone chapter of Wujin Stainless. As a high-tech enterprise, Wujin Stainless provides the research, development, manufacturing and sales of stainless steel and special alloy seamless pipes, welded pipes and fittings, and flange products for various fields such as the energy industry and high-end equipment manufacturing industry. The company's products are widely used in power plant boilers, nuclear power, petroleum, petrochemical, chemical, coal chemical, salt chemical, LNG, photovoltaic power generation, photothermal power generation, ship and ocean, pressure vessels, machinery manufacturing and other industries. The company's philosophy is: "Provide reliable integrated stainless steel pipe products for global energy users."

Suzhou Yuhaoxuan Electromechanical Co., Ltd

We are a professional electromechanical company dedicated to providing customers with high-quality electromechanical equipment and solutions. The company has an experienced and skilled team that can provide customers with a full range of services, including support in design, manufacturing, installation and maintenance. Our products cover the sales of electronic components and electromechanical components and equipment; sales of mechanical equipment; sales of electrical machinery equipment; sales of valves and cocks; wholesale of hardware products; sales of industrial automatic control system devices; sales of metal materials; gas and liquid separation and purification equipment Sales; sales of hydraulic power machinery and components; sales of generators and generator sets; sales of pumps and vacuum equipment; sales of special equipment for environmental protection; sales of metal cutting and welding equipment; sales of optical communication equipment. Customize the most suitable products according to customer needs. and service. As a company that focuses on quality and customer satisfaction, we always put our customers' needs first and strive to provide our customers with the highest quality products and services. Our aim is to be based on integrity, survive on quality, and win credibility on service. If you have any questions or needs about our products and services, please feel free to contact us. We look forward to cooperating with you and developing together

Zhejiang Baofeng Special Materials Co., Ltd.

Zhejiang Baofeng Special Materials Co., Ltd. (formerly: Baofeng Steel Industry Group Co., Ltd.), founded in 2002, with a registered capital of 158 million yuan, covering an area of ​​300,000 square meters, currently has more than 900 employees, and is under the jurisdiction of Songyang Bao. Feng Metallurgical R&D Co., Ltd., Lishui Baofeng Steel Pipe Co., Ltd., Songyang Baofeng Precision Cleaning Pipe Co., Ltd. and other subsidiaries. The company is one of the largest stainless steel coil manufacturers and stainless steel pipeline manufacturers in China. It is committed to the research, development, manufacturing and processing of stainless steel and high-temperature nickel-based alloy pipes, and its products cover stainless steel seamless pipes and stainless steel welding. Steel pipes, stainless steel heat exchange pipes, stainless steel coils, stainless steel precision instrument pipes, multi-core pipes and other stainless steel products. The company is equipped with an annual production line of 45,000 tons of stainless steel seamless pipe ( hot perforation, cold drawing, cold rolling ), an annual production line of 55,000 tons of welded steel pipe, an annual production line of 30,000 tons of stainless steel heat exchange pipe production line and an annual production of 10,000 tons of stainless steel precision Coil production line. According to customer needs, φ6~φ762×0.5~70mm stainless steel seamless pipe, φ12~φ3000x0.5~80mm stainless steel welded pipe, φ3~φ42×0.5~3mm stainless steel precision coil and high temperature ( nickel) can be produced according to GB, ASTM and other standards. base ) alloy and other products. The company has more than 70 patented technologies in the stainless steel industry and is a national high-tech enterprise. 43 types of duplex stainless steel and high-temperature nickel-based alloy grade steel pipe processing technology have been successfully developed. It is an early domestic enterprise to pass the IS09001 certification of quality management system, IS014000 certification of environmental management system, OHSAS18000 certification of occupational safety and health management system; special equipment license [A, B] certificate; PED97/23/EC EU pressure-bearing equipment material certification; American Petroleum Association ( API ) certification; Russian GOST certification enterprise; is a classification society certification enterprise such as China CCS, American ABS, German GL, British LR, Norwegian DNV, Korean KR, French BV and other classification society certification enterprises.

NINGBO OULE MACHINE CO., LTD.

Derek brand tools factory established in 1993, is the research and manufacturing center of Derek Tools and specialized in CNC milling cutters, turning tools, tool holders, and boring tools. Our mission is to provide high quality products and a-class service, including providing our customers with tools solution, helping them get smooth production We work with the most experienced engineers in high precise tools area, and we have the testing equipments to make sure our tools are qualied. During the past years, we focused on the further development, working with high-tech research institutions all over the world. With our efforts, we won an award of patent of 0.002mm precision adjustmet for FBH micro boring tools. Meanwhile, we improved the whole factory management level. Today, Derek enjoys good reputation among the CNC tools field.

Wuxi Flange Forging Co., Ltd.

Wuxi Flange Forging Co., Ltd. was founded in 1984 and is a subsidiary of the listed company - Jiangsu Shentong Valve Co., Ltd. (stock code 002438). It mainly engages in the manufacturing, processing, and research and development of flange and petrochemical equipment accessories. It is the earliest in China. , one of the more large-scale professional manufacturers of flange production and forgings forgings for pressure vessels. The company covers an area of ​​78,000 square meters, of which the construction area is 48,000 square meters, and currently has more than 420 employees, including more than 170 engineering and technical personnel with college degree or above, and has nearly 300 million yuan in fixed assets. The company mainly produces various materials (carbon steel, alloy steel [including high and low temperature steel] and stainless steel [inclusive of steel for high and low temperature] according to various international and domestic standards (ASME, ASNI, DIN, GB, JB/T, SH, HG, DG, etc.). Forged steel flanges including double-phase steel], and steel forgings for various boilers and pressure vessels, as well as mechanical and marine forgings. The products are widely used in petrochemicals, electric power (nuclear power, wind power, thermal power), light industry, machinery, In the fields of metallurgy and ships, the "Ceylon" brand enjoys a high reputation in China. The company has excellent production equipment and now has dozens of forging equipment, including one forging machine of 7000 tons and 3600 tons, one forging machine of φ10 meters and φ6.5 meters CNC ring mill, one forging machine of φ1.5 meters and φ1.3 meters One ring grinder, one 1.5-ton air hammer, two one-ton air hammers, one 2-ton and one-ton electro-hydraulic hammers, nine forging inlet and discharge machines and operating machines of various types, and forging is heated by natural gas. Nine furnaces, fifteen industrial resistance furnaces for heat treatment, and more than eighty metal processing equipment. Among them, the largest CNC vertical truck with an annual output of 60,000 tons has been formed for medium and high pressure flanges and various boilers and pressure vessels. Manufacturing capability of steel forgings. The maximum pressure of the flange produced can reach 2500Lb, the maximum diameter can reach about ten meters, and the maximum weight of a single piece can reach 60 tons. The company has relatively complete physical and chemical facilities, including more than 40 sets of advanced instruments such as universal material testing machines, impact testing machines, spectrometers, ultrasonic flaw detectors, etc., and has a high-quality and multi-category quality assurance management team, forming a team from raw materials to finished products. A complete set of testing methods and quality management systems provide reliable guarantees for meeting product quality. The company holds complete qualifications and has successively obtained ISO 9001: 2015 Quality Management System/ISO14001: 2015 Environmental Management System/ISO45001: 2018 Occupational Health and Safety Management System Certification Certificate, Special Equipment Production License, Civil Nuclear Safety Equipment Manufacturing License , PED, ABS, BV certificates, and intellectual property rights, integration of industrialization and industrialization and energy management system assessment certificates, etc. Since 2011, the company has been recognized as a high-tech enterprise in Jiangsu Province. The company has Jiangsu Province High-performance Nitrogen Control Stainless Steel Product Engineering Technology Research Center and Jiangsu Province Enterprise Technology Center, and Southeast University, Jiangnan University, Southeast University Chengxian College, Sanjiang University, Hefei General Machinery Research Institute, Wuxi Jiangda University Science and Technology Park Many universities and research institutes have established close strategic cooperative relations and carried out effective industry-university-research cooperation. The company has participated in the formulation (revised) of 6 national or industry standards, developed more than 20 high-tech products in Jiangsu Province, and owned 70 national patents (including 11 invention patents). In recent years, the company has successively obtained Jiangsu Province Specialized and New Small Giant Enterprise (Manufacturing) certification, Provincial Specialized and New Small Giant - Standard Leadership, and Enterprise Cultivation Project Application. In 2022, it has successfully obtained national specialization. The recognition of the special new little giant and the green factory in Jiangsu Province has pointed out the direction for the innovative development of the enterprise. The company always follows the quality policy of providing customers with high-quality products and thoughtful services, adheres to the corporate purpose of "unity, practicality, diligence and innovation", and abides by its reputation. Over the years, it has served as a large petrochemical company such as Sinopec, CNPC, CNOOC and other large petrochemical companies and the boilers and pressures to accompany them. Container manufacturers provide a large number of steel forgings for flanges and boilers and pressure vessels. In particular, the successful development of various high-pressure flanges has ended the situation of various high-pressure flanges in China relying on imports, saving foreign exchange for the country, saving construction time, and making positive contributions to the localization of flanges. Since 2003, the company has been engaged in domestic large-scale petrochemical new and expanded projects such as Nanjing Yangba, Shanghai Saike, Hainan oil refining, Lanzhou Daethylene, Guangpec hydrogenation, Dalian oil refining, Qingdao oil refining, Fujian oil refining, Huizhou oil refining, Dushanzi Projects such as oil refining ethylene, Guangxi Petrochemical Hydrogenation, Fushun Petrochemical Hydrogenation, Jinzhou Petrochemical Hydrogenation, Sichuan Petrochemical Oil Refining, Dalian Hengli PTA, Zhejiang Yisheng PTA and other projects provide a large number of flange products and have received unanimous praise from customers. In 1999, the company's products successfully entered the nuclear power field and became a supplier of flanges and forgings for the Qinshan Phase II project. Since 2006, it has been expanded to the second phase of Lingao and the second phase of Qinshan, Pakistan C2, Hongyanhe, Ningde, Yangjiang, Fangjiashan, Fuqing, Taishan, Fangchenggang, Sanmen, Haiyang, Sanao, Xudabao, Zhangzhou, Nuclear power projects such as Lufeng provide a large number of nuclear-grade products and become the main suppliers of China National Nuclear Corporation, China General Nuclear Corporation and National Nuclear Basic Nuclear Flanges.

Jiangyin Hengrun Heavy Industry Co., Ltd.

Jiangyin Hengrun Heavy Industry Co., Ltd. (SH603985) was established in July 2003. It is a precision machinery manufacturer that can provide customers with one-stop service for design, forging and finishing. The company (including subsidiaries) currently has more than 1,300 employees, and its combined sales in 2022 are 1.9 billion yuan. Hengrun Co., Ltd. is committed to building an internationally renowned precision machinery manufacturer. It has carried out in-depth cooperation with world industry giants such as Siemens, GE in the United States, Emerson in the United States, Vestas in Denmark, and Shanghai Electric, Yantai Wanhua, China General Nuclear Corporation, Sinopec and other world industry giants. , and has successively won the honorary titles of "Excellent Suppliers" of many companies such as Siemens, GE, Emerson, and China National Nuclear Corporation II and 3 Construction. The company's products cover wind power flanges, wind power bearings, gas turbine components, nuclear power components, semiconductor equipment, pressure vessels, offshore oil and gas equipment, etc. The company has large hydraulic presses and CNC ring milling machines, mastering the forging, ring milling and heat treatment technologies of mature medium and large ring forgings, and can produce various ring forgings with diameters below 12 meters; it has introduced the world's cutting-edge frontiers such as Germany, the United States, and Spain. Precision equipment and testing equipment such as machining centers, turning and milling composites, masters the deep processing technology of various precision mechanical parts. In October 2003, the company passed the TUV Rheinland "ISO9001" quality system certification certificate; then successively obtained the "PED" certification (EU Pressure Equipment EC Directive), "China Special Equipment Manufacturing Qualification License (Pressure Pipeline)", "Japan JIS certification "and other pressure vessel industries; EU "CPR", "EN1090", Japan "JIS" and other wind power industries; deep-sea oil and gas M650 certificate; US ABS, French BV, China CCS, Norwegian DNV-GL, The certification of the world's eight major classification societies such as South Korea KR, British LR, Japan NK, and Italy RINA; at the same time, the company has entered the supplier system of Sinopec and CNPC; and provides solid guarantees for the company's sustainable development. The company attaches great importance to technology research and development and product development, and has established industry, education and research with well-known universities, and jointly built R&D institutions such as "Jiangsu Provincial Engineering Technology Center" and "Jiangsu Provincial Enterprise Technology Center". He has successively won honorary titles such as Jiangyin Science and Technology Progress Award and Wuxi Patent Gold Award. In the future, on the basis of fully conducting market research, the company will introduce high-quality talents, actively invest in the research and development of new projects and new technologies, continuously accelerate the industrialization of scientific and technological achievements, and enhance the core competitiveness of the enterprise.

Elett Energy Equipment Co., Ltd.

Yilite Energy Equipment Co., Ltd. is an enterprise with the main business of manufacturing key components of clean energy. Its products are mainly used in wind power, nuclear power, hydropower, ultra-high voltage, marine engineering, heavy equipment, high-end refining, mining and metallurgy and other fields. Yilite was officially registered and established in 2006. After more than 10 years of development and growth, Yilite has become an important manufacturer of discs, rings, cylinders, special-shaped forgings and wear-resistant steel balls in China and the world. Yilite occupies an important market position in clean energy, fossil energy, heavy equipment and mining, including: In the field of wind power, Yillet has manufacturing performance of multiple 10-20MW models; In the field of nuclear power, Yilite maintains a manufacturing record of an extremely large forged ring with a thermal diameter of 15.673 meters worldwide; In the field of pipeline flange, Elite has over 20 years of export experience and has been certified by the eight-country classification society; In the field of mining grinding, Ellet is a stable supplier of grinding media for many Fortune 500 mining companies. At present, Yilite has more than 20 certifications of various types in different countries and regions around the world. It is a certified supplier of more than 30 Fortune 500 companies. It has also participated in the ring forgings of wind turbines, forged (rolled) steel balls, and ultra-high pressure pipes. The drafting and formulation of 19 standards, including tower flange and forged large cylinders, has obtained more than 120 invention and utility patents. Yilite currently has 1 sales center, 1 Advanced Materials Industry Research Institute, 7 manufacturing divisions, 7 management centers, 1 Shanghai company, 1 Spanish company, 1 Jining company, and 1 logistics company. It has employees around the world More than 2,200 people. For nearly half a century, Elite has always been rooted in the equipment manufacturing industry without distractions. From offshore fans along the Atlantic Ocean, to the fourth-generation nuclear power coastline in China, to mines in the mountains and ridges of Peru, you can see Elite products. . Adhering to the values ​​of "honest, humility, tenacity and hard work", Elite is always committed to creating sustainable value for global customers through high-quality products.

Wuxi Huertaite Machinery Manufacturing Co., Ltd.

Wuxi Huaertai Machinery Manufacturing Co., Ltd. was founded in 2003. It has complete facilities and advanced management. It is one of the domestic professional manufacturers of forgings and pressure vessel manufacturing. It is a member company of the spare parts resource market of Sinopec, CNOOC, and Shenhua Coal Industry Group. . The company produces more than 20,000 tons of forgings for flanges and various types of pressure vessels, and more than 5,000 filters, pressure vessels and other pipeline accessories. The company can produce various materials (carbon steel, alloy steel, low temperature steel, stainless steel, duplex steel, nickel-based alloy according to various international and domestic standards (ASME, ASNI, DIN, GB, JB/T, SH, HG, etc.). etc.) The flange of the oil filter and steel forgings for various pressure vessels. The company's filters, pressure vessels and other petrochemical pipeline accessories have been verified by major domestic and foreign projects, and have been favored by many customers for their "high safety and high quality". , products are widely used in petrochemical, electricity, machinery, metallurgy and ships. Through years of hard work, the "Huayitai" brand has become well-known in the country. The company has complete equipment, with a 2000-ton forging machine, a fully automatic CNC horizontal ring mill (processing diameter can reach φ4500mm), a φ1300mm fully automatic CNC vertical ring mill, and an 8-ton electro-hydraulic hammer. One 1.5-ton electro-hydraulic hammer, one 1-ton air hammer, five heating furnaces for forging, the outer diameter of heat treatment can reach φ4300mm, two high-temperature heating furnaces, and more than fifty metal processing equipment, including one processing diameter of 5 meters The CNC vertical car, a 3.5-meter CNC vertical car, a 2.5-meter CNC vertical car, and two drill bits φ80mm CNC drilling machine. The company takes "providing high-quality products and thoughtful services to customers" as its fundamental goal and "serving customers wholeheartedly" as its corporate development concept. It abides by its reputation and serves with sincerity for ten years. Over the years, it has successively been for Yanshan Petrochemical, Guangzhou Petrochemical and Maoming Petrochemical. , Zhenhai Refining and Chemical, Tianjin Petrochemical, Huizhou Refining and Chemical, Dushanzi Ethylene, Puguang Natural Gas, Shenhua Coal Industry Group, Shenhua Ning Coal Group and other dozens of large domestic petrochemical leading enterprises, as well as Zhejiang Thermal Power and other power companies, provided a large number of flange forgings. , pressure vessels and filters and other products. The products are exported to Vietnam, Myanmar, Sri Lanka, Egypt, Iran, Saudi Arabia and other countries, and have been unanimously praised by customers.

Huaxi Flange & Pipe Fittings Co., Ltd., Jiangyin City

Jiangyin Huaxi Flange Pipe Fittings Co., Ltd. (Wuxi Huaan Flange Co., Ltd.) is a subsidiary of Jiangsu Huaxi Group Co., Ltd., which specializes in the production of flanges, stainless steel flanges, carbon steel flanges and pipe fittings. The company was founded in 1984 and specializes in the production of export flanges. In 1990, the company established a joint venture with Singapore Donghe Hardware Sdn Bhd (SINGAPORE TOWA HARDWARE PIE LTD) and established Wuxi Huaan Flange Co., Ltd. In 2005, the company implemented the technical transformation extension project, launching new 3600-ton hydraulic press, 5-meter ring mill, 8-ton and 5-ton electro-hydraulic hammers, 2-5-meter vertical lathe, 5-meter CNC drilling machine, heat treatment furnace and other ring forgings Production equipment and the company's core products achieve strategic adjustments. At present, the company covers an area of ​​150,000 square meters, has a factory area of ​​80,000 square meters, and has more than 1,000 employees, including 115 high and middle-level technicians. The annual output of ring forgings is 35,000 tons. The annual output is 25,000 tons of finished flanges and pipe fittings. The products are divided into stainless steel, carbon steel, alloy steel, duplex steel and other materials, with more than 10,000 specifications and varieties. The products are exported to 28 countries and regions including Japan, the United States, France, Germany and Italy. The company has the right to operate self-operated import and export, and can directly accept orders from foreign customers. It can produce standard flanges and pipe fittings according to JIS, ANSI, EN, DIN, BS, GB and other domestic and foreign standards, and can also produce rings according to customer drawings or samples. Forgings, non-standard flanges and fittings. The company has a complete quality assurance system and a complete set of modern physical and chemical testing equipment. In recent years, the company has successively passed the ISO9001 quality system certification, the German TUV Rheinland ISO9001 & PED system certification, the China Classification Society Factory Certification Certificate, the Special Equipment (pressure Pipeline) Manufacturing License, and the Export Enterprise Assessment of the General Administration of Quality Supervision, Inspection and Quarantine, and passed the JIS certification, BV factory certification certificate, China Forging Association member certificate, steel forging products safety registration certificate for pressure vessels and wind machinery branch member certificate.

Jiangsu Xingyang Pipe Industry Co., Ltd.

Jiangsu Xingyang Pipe Industry Co., Ltd. was founded in 1984 and is a professional pipe fittings manufacturer. Mainly produces carbon steel and low-temperature steel, alloy steel, stainless steel, duplex steel and titanium metal pipe accessories. The main products include steel seamless and welded elbows, tees, reducer pipes, large R bent pipes, pipe caps, flange and forged flanges, socket-welded and threaded pipe fittings. Specification range: Metric series DN15~DN2000, English series 1/2″~78″, pressure grade SCH5S~SCH160, can be produced according to GB, HG, HGJ, SH, SY, DL, ANSI, JIS, DIN and other standards. The products are widely used in industrial pipelines in petroleum, chemical industry, natural gas, electricity, nuclear power, metallurgy, shipbuilding, food, pharmaceutical and other industries. The product has unified specifications and unified dimensions, easy installation, safe and reliable performance. The company has advanced technology and equipment and complete testing methods. Currently, it has large medium-frequency elbow pushing machine, large R pipe bending machine, metal tee extrusion hydraulic press, stainless steel elbow extrusion hydraulic press, 5000T forging press, 2000T large countertop hydraulic press, 1000T, 500T and four-column hydraulic press and high-power heat treatment Special equipment for the production of pipe fittings such as resistance furnaces and spray shot blasting machinery, and is equipped with inspection and testing equipment such as universal material tensile testing machines, chemical analysis instruments, non-destructive testing instruments, spark photoelectric full-read spectroscopy instruments and other inspection and testing equipment. The company currently has 312 employees, a group of engineering and technical personnel and technical workers who have been engaged in pipe fitting manufacturing for many years. They have the ability to design, manufacture, welding, heat treatment, product inspection and testing, and can undertake the high, medium and high, medium and elbows of various specifications. Low pressure, medium and high temperature and low temperature pipe fitting manufacturing business. The company has established a sound quality assurance system strictly in accordance with the ISO9001:2000 quality management standard, and can organize production according to international advanced standards. In June 1996, it obtained the "Accreditation Certificate of ASTM A234/A234M Acceptance Certificate" and passed ISO9001 in October 1997. Quality system certification, and passed ISO9001:2000 version replacement certification in early 2003. In August 2002, the "Civil Nuclear Pressure Equipment Manufacturing Qualification License" issued by the State Nuclear Safety Administration, and in November of the same year, the National Quality Inspection and Quarantine Administration was issued by the State Administration of Quality Inspection and Quarantine. "Pressure Pipeline Component Manufacturing Unit Safety Registration Certificate", from April 2002 to May 2003, they obtained the French Classification Society, China Classification Society, Italian Classification Society, German Classification Society, and American Classification Society respectively. Certificate of approval”.

CHINA·SNGONG FLANGE MANUFACTURING CO., LTD.

China · Xianggong Flange Manufacturing Co., Ltd. was founded in 2009,is a collection of research and development, manufacturing, sales, service in one of the stainless steel flange integrated service provider.The enterprise has sophisticated equipment and advanced technology, with large forging press, large CNC vertical lathe, CNC lathe, CNC high-speed drilling machine,longmen processing center and a variety of advanced supporting inspection and testing equipment.It has formed a one-stop production line integrating smelting, forging and processing, and obtained the national special equipment manufacturing license (Certificate No. Ts2733c25-2020), ISO9001 quality system certification (Certificate QWZ181606133),AAA quality credit enterprise and product quality standard enterprise, so as to ensure that the enterprise has more competitive product quality advantage in the industry. Enterprise products are widely used in pharmaceutical, petroleum, chemical,food, metallurgy, construction, electric power and other engineering industries. After years of market expansion, it has also won the recognition and support of the majority of users.At present, the company has supplied many large enterprises and become the preferred flange brand for many cooperative projects.Xianggong flange always carries out the business tenet of "science and technology as the guide, quality for survival, reputation for development",and is committed to becoming a high-quality integrated service provider for stainless steel flanges.

Shanxi Guanjiaoying Flange Forging Co., Ltd.

Shanxi Guanjiaying Flange Forging Co., Ltd. is a private joint-stock enterprise specializing in the production of forged steel flanges and various forgings. It was founded in 1988. After more than 20 years of development and technological transformation, the annual production capacity has reached 30,000 tons. The company covers an area of ​​more than 260,000 square meters and has more than 500 employees, including more than 50 high and middle-level professional titles, with a total investment of more than 350 million yuan, and has more than 300 sets of production equipment, which can produce flange products of various national and industry standards. And non-standard flanges and forged parts with weight less than 35 tons, with dimensions ranging from DN15-DN5000, and pressure level up to 3000LBS. The company is constantly committed to continuous improvement of production capacity and management. It has successively obtained Shanxi Province's quality reputation level product certificates with high-quality products and services. It is one of the first contract-oriented and trustworthy units in Shanxi Province. It is China Petroleum, Sinopec, CNOOC and Shell. ) and excellent suppliers to customers such as Shenhua Group.

Jiangyin Zhonghai Precision Machinery Co.,Ltd

Jiangyin Zhonghai Precision Machinery Co., ltd. has been in manufacture of flanges for many years. We adopt advanced, efficient and mature production management mode. Our main prouducts are blind flange, plate flange, slip on flange, socket welding flange, lap joint flange, welding neck flange, and so on. Our company's products are in according with GB, ASTM, JIS, EN and other standards for production. Materials can be provided such as, stainless steel, carbon steel and other materials. Our flanges are widely used in automotive, petroleum, chemical, boiler, power, instrumentation, semiconductors, laboratories and other high-end fields. Quality first and customer service are our purpose. We are willing to create a brighter future with you!

Shanxi Tianbao Group Co., Ltd.

Shanxi Tianbao Group Co., Ltd. is famous for its forging products worldwide. Its company is headquartered in the Beiguan Industrial Zone, Dingxiang County, the forging town of China. It mainly produces various advanced forging technologies such as free forging, die forging, and ring forging. Various forging products such as wind power, pressure vessel pipelines, bearings, ring gears, mechanical accessories, etc. In September 2014, Shanxi Tianbao Group New Energy Development Co., Ltd., a newly invested subsidiary, was officially put into production, and the wind power tower produced has been installed and used in the wind farm. The company currently has a total assets of 450 million yuan, covering an area of ​​135,000 square meters, a construction area of ​​65,000 square meters, and 500 employees. It has 83 technical talents such as hydraulic, ring rolling, physical and chemical engineering, flaw detection, forging, machining, tower manufacturing, etc. , a full speed belt cone roller roller mill with a diameter of 7000mm and 5000mm, and a 3600-ton hydraulic press, more than 140 types of CNC lathes, CNC drilling machines, tower manufacturing equipment, etc., and a physical and chemical laboratory. It can produce 50,000 tons of wind power tower flanges and door frame flanges, 10,000 tons of pressure vessel flanges, pipeline flanges and forgings, and 300 sets of wind power towers. The company's products have entered the procurement list of 38 large enterprise groups at home and abroad, and have established them with 5 major national power companies, 6 major fan manufacturers, more than 30 large domestic and foreign related enterprises, and pressure vessel manufacturing enterprises and pipeline manufacturers of Sinopec's system. According to strategic cooperation, wind power flange products account for 25% of the national wind power market share. The company has always adhered to the business philosophy of "taking integrity as the cornerstone, customers as the axis, and winning the market with quality". With the corporate spirit of "learning, surpassing and leading", it has successively obtained ISO9001 quality certification, ISO14001 environmental certification, and OHSAS18001 occupational health. Safety certification, CE certification, PED/AD certification, PCCC product certification, special equipment manufacturing license, FRANCE BV factory certification, physical and chemical room passing CNAS certification, CMA metrology certification. In early 2011, the company passed Gamesa review and certification and became a qualified supplier of tower flanges, laying a solid foundation for the product to go abroad. 26 items, including brake discs and door frame flanges, developed and produced by it, have obtained national patents. Looking at the world and looking forward to the future, the company is willing to work together with customers at home and abroad to win-win, develop together and create a better future together.

Shanxi Jinrui Guangyuan Heavy Industry Technology Group Co., Ltd.

Jinrui Group was founded in 1997. It is a high-tech enterprise integrating technology research and development and production operations, and is an award-winning unit of the Ministry of Science and Technology Technology Innovation Fund. The National Development and Reform Commission’s “New Energy Special Demonstration Engineering Unit” and the board member of the China Forging Association presided over the formulation of four national standards for forging industries. The company is located in Dingxiang County, Shanxi Province, the "hometown of forging". It covers an area of ​​150,000 m2 (218 mu), has a construction area of ​​58,000 m2, has more than 100 sets of main equipment, and an annual production capacity of 80,000 tons. Mr. Lan Pengguang, Chairman, is a member of the National Forging Standardization Technical Committee, a director of the Plastic Engineering Branch of the Chinese Society of Mechanical Engineering, and a member of the Academic Committee of Special Rolling. At the beginning of its establishment in 1997, the company organized production and management strictly in accordance with the ISO9000 standard, established an effective, stable and reliable quality management and assurance system. It passed the German TüV certification audit in 2001 and obtained the ThyssenKrupp certificate in 2005. , and has successively passed the ISO14001 environmental management system and OHSA18001/ISO45001 occupational health and safety management system certification, the EU CE/CPR/EN1090 certification, national safety standardization certification, and the company's physical and chemical testing center has obtained CNAS/ISO 17025 and CMA metrological qualification certification. The company's main products are excavator support seats, pressure vessel flanges, wind power flanges, swing support, ring gear forgings and other ring forgings, which are equipped with engineering machinery, port machinery, wind power equipment, petrochemicals, pressure vessels, aerospace, etc. Multiple fields. Jinrui brand enjoys a certain degree of popularity and reputation at home and abroad. The company adheres to the development tenet of customer first, integrity-based and high-quality development, and devotes itself to providing customers with high-quality and cost-effective products.

Guldbeck (Shanxi) Flange Fittings Co., Ltd.

Geldbeck (Shanxi) Flange Fittings Co., Ltd. is a Sino-German joint venture located in Dingxiang County, Shanxi Province, the hometown of China forging, 120 kilometers away from Taiyuan City, and the company covers an area of ​​35,000 square meters. Among them, there are 25,000 square meters of factory buildings. Our production line can complete a complete set of production and processing, such as cutting, forging, reaming, heat treatment, machine addition, drilling, testing, inspection, typing, surface treatment, etc. of raw materials. We have a very professional and experienced team that is proficient in operating more than 120 machines to ensure good product quality. The company has been engaged in flange and pipe fittings business for more than 19 years, and its products are mainly exported to Europe, especially the United Kingdom, Germany, Belgium, France, Italy, etc., as well as Canada and the Middle East. The company produces 50-60 containers (net weight is about 1,200 tons) flanges, as well as some quantities of welded and forged pipe fittings. The quality of our products is recognized in the world, and all carbon steel and stainless steel products have been approved. ISO-9000-TUV quality management system certification and Pressure Equipment Directive 97/23/EC (PED)Annex1, Paragraph 4.3 &AD2000-W0 certification, and also obtained ISO14001 certification, 18001 certification, and pressure vessel certification. Our company is a subsidiary of GELDBACH GROUP , the headquarters in the field of flanges and pipe fittings is very famous in the international market, with a history of 110 years. Our products cover ANSI, BS, DIN, EN, DIS, SAS and other standards, and can be processed according to customer requirements and special drawings provided.

Shanxi Haokun Flange Co., Ltd.

Shanxi Haokun Fallan Co., Ltd. was established in April 2001 with a registered capital of RMB 100 million, covering an area of ​​83,000 square meters (about 125 mu), a construction plant area of ​​35,300 (about 53 mu) square meters, and currently 238 employees. There are 46 technical personnel and 23 professional management personnel, with a total assets of 163.15 million yuan. The company has integrated operations from cutting, forging, heat treatment, machining, surface treatment, packaging, etc., and its main products are carbon steel, stainless steel, alloy steel, aluminum alloy, nickel-based alloy flanges and forgings. The company has an annual production line of flange and forgings and an annual production line of 10,000 tons. The main production equipment includes CNC sawing machines, air hammers, mechanical forging hammers, electric spiral presses, D52 CNC ring rolling machines, vertical mills More than 130 sets of ring machines, trolley-type heat treatment furnaces, well chamber heat treatment furnaces, CNC lathes, automated robot machining production lines, large vertical trucks, CNC high-speed drilling machines and other turning, milling and planing equipment, with complete forging and heat treatment As well as machining capabilities, non-standard and special purpose flanges and forgings can be specially made according to customer needs. The company has independent national laboratories and various testing and inspection equipment, which can conduct various testing and appraisals by companies and external enterprises. In 2003, the company obtained the right to self-operate import and export, and in the same year, it obtained the ISO9001 quality system certification, and has been strictly managing production in accordance with this standard. In 2006, the company obtained the EU's PED certification and AD2000-W0 certification, and obtained the pressure vessel (pipeline components) manufacturing license in the same year. In 2008, the company became a qualified supplier of Sinopec (code: 41416290) and a second-level qualified supplier of Sinopec (code: 02140019965), passed the US API6APSL1-PSL3 certification in 2010, passed the certification of GB/T24001-2004 (idtISO14001: 2004) environmental management system and GB/T28001-2011 (OHSAS18001: 2007) occupational health and safety management system in 2014 China Classification Society Certificate (CCS), passed the GJB9001B certification and obtained the certificate, and obtained the national laboratory accreditation certificate in the same year, and was awarded the title of 'High-tech Enterprise'. The approval of these certifications will greatly improve the company's management level and market competitiveness. Since its establishment, Haokun Company has focused on discovering talents, cultivating and selecting talents, and has established a team of experienced employees and familiar with international standards. It has 46 technical personnel and 147 professional and technical workers. The company adheres to the business purpose of surviving by quality and developing by efficiency. A product quality management system (QMS) with a younger and knowledgeable management team as the core has been established, so that the product quality management system has complete assessment standards for each department of production and management, and has established performance matching the characteristics of the enterprise. The assessment mechanism enhances employee enthusiasm and team cohesion, and forms rigorous quantitative assessment goals and multi-level team building. With the guidance of "improving management level, developing new varieties and processes, and win-win cooperation", the enterprise actively introduces advanced management experience and production technology, and opens up the market and serves customers with excellent product quality and high-quality services. The company's products are widely used in petroleum, petrochemical, natural gas, electricity, ship, equipment manufacturing, metallurgy, construction and other fields, and are exported to EU countries, the United States, Japan, the Middle East, Southeast Asia and other countries and regions. With its accurate strategic positioning, enterprises continue to innovate and surpass themselves, creating a good brand effect. At present, with the joint efforts of the board of directors and all employees, the company has always adhered to the principle of "customer first, high quality" to guide Haokun Company to be enterprising and improve its own construction to achieve "running modern enterprises and creating famous and excellent products" and " Quality accounts for the market, integrity wins users, and management creates benefits. To bravely face today's increasingly fierce market competition, continuously strengthen enterprise construction, carefully build corporate brands, take the path of corporate development of "scientific and technological innovation, win-win cooperation", and provide high-quality, high-quality and professional services to customers at home and abroad product services.

Chaoda Valve Group Co., Ltd.

Zhejiang Chaoda Valve Co., Ltd. was founded in 1984 with a registered capital of 136.88 million yuan, a factory building area of ​​32,566 square meters, more than 540 sets of machine tool equipment, and 512 employees. It was upgraded to "Choda Valve Group Co., Ltd. in May 2013. ”. It is currently a national key technology enterprise, a vice chairman unit of the China Valve Association, a member of the first-level supply network of high and medium-pressure valves of Sinopec, CNPC and CNOOC Group, and a tax credit AAA enterprise in Zhejiang Province. The company mainly produces special products such as metal hard seal ball valves, low temperature valves, bellows valves, clamp check valves, high-pressure wear-resistant regulating valves, combined three-way valves, wellhead valves and other special products, as well as complying with ANSI/API, BS, DIN, JIS and GB Standard ball valves, gate valves, check valves, shut-off valves and butterfly valves. Products are widely used in petroleum, petrochemical, natural gas, coal chemical, polysilicon, metallurgy, electricity and other industries, and are exported to Europe, America, Asia Pacific, Middle East and other countries and regions. The company has been successively won by the British-Dutch Shell Petroleum Company, Oman National Petroleum Company, and Iran Southern Petroleum The company, South Korea SK and other large international end customers have been approved as qualified suppliers. The company has established a strict quality management and assurance system and continuously improved and improved. It has successively passed ISO9001, ISO14001, OHSAS18001, API6D, CE/PED, API607, API6FA, ISO15848-1 and TS and other systems and products certifications, and has been the first in China. Home passed the API600 gate valve certification. The company has a provincial key enterprise research institute, a provincial enterprise technology center and a provincial technology research and development center. It has a technical innovation team of key enterprises in Zhejiang Province. It specializes in the research and development of new products and new technologies. It has developed more than 40 key projects. A new valve product.

Qingdao Wuxiao Group Co., Ltd.

Qingdao Wuxiao Group Co., Ltd. was born on the banks of Jiaozhou Bay in 1993. The company adheres to the development concept of "technology to promote the country and industry to serve the country" and is constantly striving and enterprising. After years of accumulation, it has now developed to cover an area of ​​more than 600,000 square meters. More than 2,000 employees, with an annual production capacity of 380,000 tons, and is composed of Qingdao Wuxiao Tower Co., Ltd., Qingdao Wuxiao Pipeline Co., Ltd., Qingdao Sanyu Mechanical and Electrical Manufacturing Co., Ltd., Qingdao Jiaheng New Energy Equipment Co., Ltd., and Qingdao Zaishun Logistics A large comprehensive industrial group with nine subsidiaries, including Suihua Wuxiao Electric Power Equipment Co., Ltd., Inner Mongolia Sanxing Heavy Industry Co., Ltd., Qingdao Haiqing Automobile Co., Ltd., and HANSSTEELCANADA. The company's current main products include: electric power transmission, microwave communication, radio and television and other functions and similar steel structures, large sea and land wind power towers, large forged flanges and ring forgings, large diameter thick wall straight seams welded steel pipes, square Rectangular tube, stainless steel metal composite material. Qingdao Wuxiao Group attaches importance to the development and application of new products and new technologies, and has successively established long-term talent and technical cooperation relationships with design institutes, Shandong University, etc. At the same time, it built Qingdao Municipal Enterprise Technology Center in 2008. Currently, the company's technology center is There are more than 130 technical personnel with senior professional titles who can cooperate with various design institutes to design various towers and similar steel structure products. Since its establishment, the Technology Center has effectively promoted the technological innovation of enterprises through self-research and development, industry-university-research and other means, and has participated in the formulation of DL/T646-2006 "Technical Conditions for Manufacturing of Electric Transmission and Transformation Steel Pipe Mechanisms" and NB/T31001-2010 " Industry standards such as technical conditions for manufacturing cylinder towers of wind turbines. Qingdao Wuxiao Group Co., Ltd. has a complete management system and successfully passed the certification of GB/T19001-2008idtISO9001:2008 standards, GB/T24001-2004idtISO14001:2004 standards, GB/T28001-2001idtOHSAS:2001 standards, and the company owns: transmission lines. Tower production license, broadcasting, communication tower and mast production license, pressure vessel manufacturing license, physical and chemical inspection level certificate, and product quality certificate of transmission and transformation steel pipe mechanism, and has successively obtained multiple commendations and honor certificates at all levels, so as to The company's management is constantly improving in the process of scientific and standardization. Over the years, it has contributed to the construction of national power projects and won praise from users.