About Us
Established in 2004?Jiangyin Guosheng Metals Machinery Co., Ltd covers 10,000 m2 of total area, including 6,000m2 of building area, with totally 150 employees.We have three series of products, namely stainless steel flange, duplex steel flange and carbon steel flange in accordance with ANSI, EN, DIN and JIS standard. The size of flange is from 1/2?-48? with WN, SO, BL, PL, SW type. Equipped with air hammers, heating furnaces, heat treatment furnaces, CNC machining centers, turning lathes and drilling lathes, GS Metals can finish all manufacture processes in our factory. Besides, GS Metals also has advanced instrument to test chemical composition and mechanical property.In 2005, we passed the quality system certification and get ISO9001 certificate, while in 2008, get the PED certificate issued by TUV, and passed the factory audit by TUV.For detail information, pls visit www.guoshengflange.com !
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