... 800 Cu-Ni 90/10, 70/30 Forged Steel Flanges: ASME/ANSI B16.5: WELDING NECK FLANGE, ... 300, 400, 600, 900 ASME/ANSI B16.36: (ORIFICE FLANGES) WELDING NECK FLANGE, SLIPON FLANGE, THREADED FLANGE. Pressure Class ... 600/625, Incoloy 825/800Trade terms are negotiable: 1.Professional : We have the world-class foundry equipment and ... 0411-82530206 M.P: +86 15940998921Skype:kingliuw Professional standand flanges