Manufacturers & Suppliers of ASTM B564 Inconel 601 BLRF Blind Flange, 6\" ASME B16.5 Class 600# Blind Flange, ASME SB564 Alloy 601 BLRF Blind Flanges, ANSI B16.5 BLRF, DIN 2.4851 Blind Flange, GOST XH60BT, UNS N06601 BLRF Flange, AFNOR NC23FeA, Japanese JIS NCF 601, BS NA 49, EN NiCr23Fe.