ANSI, DIN, GB, JIS, GOST Forged Carbon Steel Stainless Steel Welding Neck Flange

Dingxiang Jinyu Forging specializes in forged welding neck flanges fully compliant with ANSI, DIN, GB, JIS and GOST global standards. We supply complete carbon steel and stainless steel series, including A105, 16Mn(HIC), 304, 316L and duplex steel materials, covering DN15-DN2000 and pressure grades Class150-Class2500, PN10-PN420.

Integrated production from forging, heat treatment, CNC machining to strict physical & chemical testing ensures stable mechanical performance and tight dimensional tolerance. Our factory maintains long-term cooperative relations with American local flange manufacturers, strictly following international quality standards for overseas orders. WN flanges feature excellent pressure resistance, widely used in oil & gas, petrochemical, power and pipeline projects worldwide. All products can provide full inspection reports, support mass bulk supply and non-standard customized processing for global buyers.