Manufacturers & Suppliers of ASTM B564 Incoloy 825 BLRF Blind Flange, 8\" ASME B16.5 Class 2500# Blind Flange, ASME SB564 Alloy 825 BLRF Blind Flanges, ANSI B16.5 BLRF, DIN 2.4858 Blind Flange, GOST ??703, UNS N08825 BLRF Flange, AFNOR NFE30C20DUM, Japanese JIS NCF 825, BS NA 16, EN NiCr21Mo.