Forged steel flanges manufacturer from China, flanges norms DIN EN1092-1 ANSI BS4504 SANS1123 GOST33259 ISO9624 JIS B2220 KS B1503, flanges pressure PN6 PN10 PN16 PN25 PN40, rating class 150 300 600 900 1500 2500, flanges steel for Carbon Steel Flange and stainless steel flanges, all flanges made by forging.
Forged Flanges,Forging Flange, Stainless Steel Flange, carbon steel flange, pipe steel flange manufacturer
Jinan Hyupshin Flanges Co., Ltd , https://www.iflange.com