52" ASME B16.47 BLRTJ Blind Flanges Class 300#, Series B, ASTM A182 Alloy Steel F12, ASME SA182

Manufacturers & Suppliers of ASTM A182 Alloy Steel F12 BLRTJ Blind Flange, 52\" ASME B16.47 Class 300# Blind Flange Series B, ASME SA182 AS F12 BLRTJ Blind Flanges, ANSI B16.5 BLRTJ, DIN 1.7335 Blind Flange, UNS K11562/K11564 BLRTJ Flange.

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