Wholesale Black Paint PN16 Hot Sale threaded Carbon Steel Flange
Product Description:
Product name:ANSI B16.5 carbon steel flange A105 threaded flange from China factory
Material:Carbon steel:ASTM A105;ASTM A350 LF1.LF2,CL1/CL2,A234,S235JRG2,P245GH,
P250GH,P280GHM 16MN,20MN,20#