GOST 12821-80 PN40 Weld Neck Flanges

　　Type: Weld Flange

　　Structure: Flanges

　　Sealing Surface: RF

　　Welding Neck Flanges: GOST 12821-80

　　Specification: SANS/SABS Flange

　　Standard: ANSI

　　Material: Stainless Steel

　　Connection: Welding

　　Manufacturing Way: Forging

　　Trademark: Sherngtian

　　Origin: China

　　Hebei Shengtian Pipe-Fitting Group Co., Ltd. is a  professional manufacturer of steel forged flange in China,

　　We can produce high quality GOST 12820-80 steel flat welded flanges GOST 12821-80 Weld Neck Flange

　　Flanges 10 GOST 12821-80

　　Flanges 16 GOST 12821-80

　　Flanges 25 GOST 12821-80

　　Flanges 40 GOST 12821-80

　　Flanges 63 GOST 12821-80

　　Flanges 100 GOST 12821-80

　　Flanges 160 GOST 12821-80