hot rolled alloy round bar Size: 12mm-300mm Material: 20Cr-40Cr, 20Mn-65Mn, 15CrMo-42CrMo, 20Mn2-40Mn2, 20CrNiMoA-40CrNiMoA hot rolled alloy round bar Size: 12mm-300mm Material: 20Cr-40Cr, 20Mn-65Mn, 15CrMo-42CrMo, 20Mn2-40Mn2, 20CrNiMoA-40CrNiMoA, 38CrSi, 30CrMnSi, 20CrMnTi, 9CrSi, 9Mn2 good quality and reasonable price