Carbon Steel Flange

carbon steel flanges forged flange forging flange manufacturer from China norms ANSI EN1092-1 DIN BS4504 JIS KS GOST SANS1123 ISO9624, flanges steel mild steel carbon steel stainless steel, flanges pressure PN6 PN10 PN16 PN25 PN40 Class 150 300 600 900 1500 2500, hyupshin flanges co., ltd is steel flanges factory