Manufacturers & Suppliers of ASTM B564 Inconel 617 SWRF Socket Weld Flange, 2-1/2\" ASME B16.5 Class 2500# Socket Weld Flanges, ASME SB564 Alloy 617 SWRF Socket Weld Flanges, ANSI B16.5 SWRF, DIN 2.4663 Socket Weld Flange, UNS N06617 SWRF Flange, Japanese JIS NCF 617.
