Manufacturers & Suppliers of ASTM B564 Incoloy 800H BLRF Blind Flange, 18\" ASME B16.5 Class 1500# Blind Flange, ASME SB564 Alloy 800H BLRF Blind Flanges, ANSI B16.5 BLRF, DIN 1.4958/1.4876 Blind Flange, GOST ??670, UNS N08810 BLRF Flange, AFNOR Z8NC32-21, Japanese JIS NCF 800H, BS NA 15(H), EN X5NiCrAlTi31-20.