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Wn Weld Neck Flange Aswe B16.47 Standard Carbon Steel Flange

Wn Weld Neck Flange Aswe B16.47 Standard Carbon Steel Flange
Name:Orifice flange  Raw material:  carbon/stainless/alloy steel  Standard:  B16.5, B16.47A, B16.47B  Size:  0.25"~56"...

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