Manufacturers & Suppliers of ASTM B564 Incoloy 825 SORF Slip On Flange, 10\" ASME B16.5 Class 2500# Slip On Flange, ASME SB564 Alloy 825 SORF Slip On Flanges, ANSI B16.5 SORF Flanges, DIN 2.4858 Slip On Flange, GOST ??703, UNS N08825 SORF Flange, AFNOR NFE30C20DUM, Japanese JIS NCF 825, BS NA 16, EN NiCr21Mo.