... barDia 12mm to 300mmSS400,Fe360,C22-C80,41Cr4,SAE5140,42CrMo4,SAE4140,SUP9,55Cr3,SUP10,50CrV4,SUJ2,100Cr6,SAE52100,etcGB, DIN, JIS ... barDia 200mm to 1000mmC22-C80,C22-C80,41Cr4,SAE5140,42CrMo4,SAE4140,SUP9,55Cr3,SUP10,50CrV4,SUJ2,100Cr6,SAE52100,5CrNiMo,5CrMnMo,20CrMnTi ... ,130*130mm,150*150mmSS400,Q235,C20,C45,C55,C70,SAE5140,SAE4140,SUJ2,SUP9,etcGB, DIN, JIS, ASTM