Alloy Structural Steel Bars

ALLOY STRUCTURAL STEEL GRADES CHEMICAL COMPOSTIONS% %JISAISIDINCSiMnPSNiCrMoOTHERS40Mn2SMn438134042Mn60.37 0.440.17 0.371.40 1.80≤0.035≤0.035≤0.30≤0.3040CrSCr440514041Cr40.37-0.440.17 0.370.50 0.80≤0.035≤0.035≤0.300.80 1.1015CrMoSCM41516CrMo440.12-0.180.17-0.370.4-0.7≤0.035≤0.035≤0.300.8-1.10.4-0.5520CrMoASCM420411820CrMo50.17 0.240.17 0.370.40 0.70≤0.025≤0.025≤0.300.80 1.100.15 0.2535CrMoSCM435413534CrMo40.32 0.400.17 0.370.40 0.70≤0.035≤0.035≤0.300.80 1.100.15 0.2542CrMoSCM440414042CrMo40.38-0.450.17 0.370.5-0.8≤0.035≤0.035≤0.300.9-1.20.15 0.2520CrMnSMnC420512020MnCr50.17 0.230.17 0.370.90 1.20≤0.035≤0.035≤0.300.90 1.2040CrNiMoASNCM439434036MiCrMo40.37 0.440.17 0.370.50 0.80≤0.025≤0.0251.25 1.650.60 0.900.15 0.2540CrMnMo41420.37 0.450.17 0.370.90 1.20≤0.035≤0.035≤0.300.90 1.200.20 0.3040CrNiSNC236314040NiCr60.37 0.440.17 0.370.50 0.80≤0.035≤0.0351.00 1.400.45 0.7512CrNi3SNC836313014NiCr140.10 0.170.17 0.370.30 0.60≤0.035≤0.0352.75 3.150.60 0.90Y12SUM21B11120.08 0.160.15 0.350.70 1.000.08 0.150.10 0.20Y40MnSUM4212120.37 0.450.15 0.351.20 1.55≤0.0500.20 0.30