nieri47emtrs
https://www.octalflange.com/astm-a182/ - ASTM A182 Grade F11, F22, F91 flange, material in chrome moly alloy steel, manufactured in ASME B16.5, B16.47 A/B, pressure from 150# to 2500#.
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https://www.octalflange.com/astm-a182/ - ASTM A182 Grade F11, F22, F91 flange, material in chrome moly alloy steel, manufactured in ASME B16.5, B16.47 A/B, pressure from 150# to 2500#.