F COATINGCOATINGCSiMnSPT.SY.SE.Ld=0 180°G/M²x103x103x102x103x103MpaMpa%JIS G3302 SGCC123041312148030013OKZ60-150JIS G3302 SGCH121021188680650OKZ60-150ASTM A653 CS.B2030603530386205~38020OKZ80-275DX51D+Z2921181.81135524538OKZ80-275G550206735177156548OKZ80-275