GR.8.8 G.I Threaded rod / ISO Grade 8.8 threaded rods
Standards MaterialGradeSizeFinishThread rod DIN/ASTMCarbon Steel GB Standard 4.8GradeM2-M120ZINC,HDG,BlackASTM Standard Grade21/2-5"Hs3404ASTM193/A193MGB StandardGB standardGBstandardBlack,zinc plated
HDG,Cadmium40Cr 35CrMo 25CrMoVAGrade8.8,10.9,12.9
A2-70,A4-70M12-M120Plated, Dacromet,
PassivationHG/T20634ASTM320/A320M0Cr18Ni9,0Cr17Ni
12Mo2 etcASTM StandardASTM StandardTeflon(PTFE,FEP
PFA ETFE)HG/T20613ASTMA354ASTM standardB5,B7,B7M,B8,B8M,B16
L7,L7M,BC,BD,660A,
660B,651A,651B1/2-5" JB/T4707ASTMA453Alloy and stainless steel