... ,41Cr4,SAE5140,42CrMo4,SAE4140,SUP9,55Cr3,SUP10,50CrV4,SUJ2,100Cr6,SAE52100,etcGB, DIN, JIS, ASTMSquare bar25*25mm to 140*140mmFlat barWidth ... ,41Cr4,SAE5140,42CrMo4,SAE4140,SUP9,55Cr3,SUP10,50CrV4,SUJ2,100Cr6,SAE52100,5CrNiMo,5CrMnMo,20CrMnTi,86CrMoV7,20CrNiMo,2CR13,4Cr13GB, DIN, JIS, ASTMSteel ...