FLANGE PIPE:BLIND TAPPED 1/2IN CLASS 150 RF DUPLEX SS ASTM A182 1/2IN NPT GR F51/UNS S31803 ASME/ANS
FLANGE PIPE:BLIND TAPPED 1/2IN CLASS 150 RF DUPLEX SS ASTM A182 1/2IN NPT GR F51/UNS S31803 ASME/ANSI B16.5 NACE MR0175
FLANGE PIPE:BLIND TAPPED 1/2IN CLASS 150 RF DUPLEX SS ASTM A182 1/2IN NPT GR F51/UNS S31803 ASME/ANSI B16.5 NACE MR0175
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