Manufacturers & Suppliers of ASTM A182 F321H SORF Slip On Flange, 14\" ASME B16.5 Class 2500# Slip On Flange, ASME SA182 F321H SS SORF Slip On Flanges, ANSI B16.5 SORF Flanges, DIN 1.4878 Slip On Flange, Japanese JIS SUS 321H, UNS S32109 SORF Flange, EN X12CrNiTi18-9.