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Welding Neck Flange 16 Inch Sch Std Cl300 RF ASME B 16.5 A350 Gr. Lf1

Welding Neck Flange 16 Inch Sch Std Cl300 RF ASME B 16.5 A350 Gr. Lf1
Material: Carbon Steel: ASTM A105, ASTM A350 LF1. LF2, CL1/CL2, S235JRG2, P245GH P250GH, P280GHM 16MN, 20MN ,20# ,A36,...

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