50" ASME B16.47 BLRTJ Blind Flanges Class 900#, Series B, Carbon Steel A694 F52 Blind Flange, ASTM A694, ASME SA694

Manufacturers & Suppliers of ASTM A694 Carbon Steel F52 BLRTJ Blind Flange, 50\" ASME B16.47 Class 900# Blind Flange Series B, ASME SA694 F52 CS BLRTJ Blind Flanges, ANSI B16.5 BLRTJ, A694 F52 Carbon Steel Blind Flange.

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