54" ASME B16.47 BLRTJ Blind Flanges Class 150#, Series B, ASTM A182 Alloy Steel F11, ASME SA182

Manufacturers & Suppliers of ASTM A182 Alloy Steel F11 BLRTJ Blind Flange, 54\" ASME B16.47 Class 150# Blind Flange Series B, ASME SA182 AS F11 BLRTJ Blind Flanges, ANSI B16.5 BLRTJ, DIN 1.7338 Blind Flange, UNS K11597 BLRTJ Flange.

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