Stainless steel weld neck pipe flanges
Standard: ANSI B16.5, ASME B16.47, EN1092-1; BS4504, ASME B 16.36, JIS B2220
Size: 1/2"-48"
Class: 150-2500
Material: ASTM A182 F304, F304L, F316, F316L, F51, F53, F321, F904L
Type: Weld neck flange
Package: Plywooden case
Certificate: MTC or EN10204 3.1 certificate
Origin: Jiangyin, China
Port: Shanghai, China
Established in 2004, Jiangyin Guosheng Hardware 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 flange can finish all manufacture processes in our factory. Besides, GS flange 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.
