Shanghai Qunli Fastener Manufacturing Co., Ltd. is specialized in the production of stainless steel and high-strength alloy steel bolts and hydraulic fast joints (304, 304L, 316, 316L, 2Cr13, 660, F55, 630, 904L, 2205, B8, B8M, B7, Large-scale manufacturing enterprises of L7, B16, 25Cr2MoV, 35CrMoV, 42CrMoA, etc.

The company has strong strength: large scale: covers an area of ​​more than 60 acres. The construction area is about 40,000 square meters. The company currently has more than 100 employees and has advanced and complete production and testing equipment. It has strong technical strength and an annual production capacity of more than 20,000 tons. The products are based on national standards, including Germany, the United States, Standard manufacturing in Britain, Japan and other countries; variety, complete specifications, products are widely used in machinery, metallurgy, railway, bridge, aviation, construction, chemical, electronics, furniture, automobiles and other fields: the company specializes in manufacturing fastener products for more than 30 years , accumulated rich experience in production. In place: advanced production and inspection equipment, sufficient reserves of technical talent team. High market popularity: Since Qunli fasteners entered the Shanghai market, they have won the trust and support of customers with their excellent quality. Now Qunli has become a well-known and powerful brand in the Shanghai fastener market and has established a sound sales network nationwide. Strict material selection: The raw materials such as 304, 316, 316L duplex steel selected for Qunli Company's products are all made of high-quality steel from Baosteel. All products are issued with a certificate of raw materials.

The company has successively passed ISO9001-2000 quality management system certification, ISO14001-2004 environmental management system certification, GB/T28001-2001 occupational health and safety management system certification, and the special equipment manufacturing license of the People's Republic of China (pressure pipeline category) TS, and has also been recognized by the EU. PED certification certificate, TSO/29001 certification from the American Petroleum Association (API), is a domestic fastener manufacturer that can independently issue EN10204-3.1 certificates. All products can be in accordance with the national standard (GB1228GB1229GB1230GBGB5783GB6170) and the German standard (HG20613HG20634JB4707SH3404) (DIN934DIN933DIN14399DIN2510), American standard (A325A490A193A194A453A540A563A307F436), ISO standard (ISO4017ISO4032ISO4014ISO4033) Japanese standard, etc. There is sufficient stock in different materials and specifications.

Fast and thoughtful service: Quality first and user first is our company's purpose. We will provide customers with thoughtful and considerate services with great care. Group force fasteners help you solve all "screw" problems.