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1.Alloy Steel Round bars:
| USA | 42,4118,4135,4137,4140,4142,4145,4147,4150,4161,4320,4340,E4340, 4820,5115,5120,5130,5140,5150,5160,52100,6118,6150,8620,8630, | ||
| AISI,ASTM | |||
| Japan JIS | SMn420,SMn433,SMn438,SMnC443,SCr415,SCr420,SCr430,SCr435,SCr440, SCr445,SCM415,SCM420,SCM430,SCM435,SCM440,SUP10,SMnC420,SCM421,SNC236, SNC415,SNC815,SNC631 | ||
| Germany British FranceEN(DIN BS NF) | 1.0473,1.1170,1.5515,1.5538,1.7016,1.7030,1.7033,1.7035,1.7243, 1.7218,1.7220,1.7225,1.8159,1.7131,1.7147,1.5810,1.5805,1.5752,1.6523,1.6511 | ||
| China GB | 20Mn2,20Mn,15Cr,30Cr,40Cr,45Cr,35CrMo,42CrMo,38CrMoAl,50CrVA,40CrNiMoA,20CrNiMoA | ||