... 5~500mm 4.Width:1~3m,Length:3~12m 40Cr Alloy Steel Plate CommodityA572 Gr50 A709 A633D St52 S355JO ... S355JR S275NL 40Cr 40Mn2 16Mn 15MnV alloy steel plateThickness1-500mmWidth1500-3600mmLengthas custom ... 15CrMo, 20Mn2, 40Mn2, 20MnSi, 20CrMo, 30, 35CrMo, 42CrMo, 20Cr, 40Cr, 10CrMoAL, 38CrMoAL, 20CrMnMo, 12CrMoVNi, 30CrMnSiA Bridge Steel Plate:1>. Standard ...