钢的化学成分及机械性能表

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1、钢的化学成分及机械性能表  表1中钢规格—冷打或冷锻用极低碳钢与中碳合金钢化学成分表 钢号化学成分%CSiMnPSCrAlTiC-CH1<0.015/<0.35<0.030<0.030///C-CH1T<0.010>0.06C-CH35ACR0.35-0.39<0.100.60-0.90<0.030<0.0300.20-0.40>0.010/C-CH40ACR0.40-0.44  表2中钢规格—碳素硼钢及铬钒合金硼钢化学成分表 钢号化学成分%CSiMnPSCrVB10B210.18-0.23<0.100.70-1.00<0.030<0.035//>0.

2、000510B300.28-0.340.15-0.3510B330.32-0.3610B380.35-0.4250BV180.15-0.20<0.100.70-1.00<0.030<0.0350.30-0.500.10-0.50>0.000550BV210.18-0.2350BV300.27-0.3350BV330.32-0.350.15-0.35  表3中钢规格—免铅浴韧化线材化学成分表 钢号化学成分%CSiMnPSMLP335K0.29-0.360.10-0.350.60-0.90<0.030<0.03523NLP77B0.74-0.810.15-

3、0.35<0.025<0.025NLP82B0.79-0.85  表4JISG3104铆钉用钢化学成分表 钢号化学成分%PSSV330<0.040<0.040SV440表5JISG3105链条用钢化学成分表钢号化学成分%CSiMnPSSBC300<0.13<0.04<0.50<0.040<0.040SBC490<0.250.15-0.401.00-1.50 表6JISG3503被覆焊条心线用钢材化学成分表钢号化学成分%CSiMnPSCuSWRY11<0.09<0.03<0.35-0.65<0.020<0.023<0.20SWRY210.10-0.15 

4、表7JISG3505低碳软钢化学成分表钢号化学成分%CMnPSSWRM6<0.08<0.60<0.045<0.045SWRM8<0.10SWRM100.08-0.130.30-0.60SWRM120.10-0.15SWRM150.13-0.18SWRM170.15-0.20SWRM200.18-0.23SWRM220.20-0.25 表12JISG4102镍铬合金钢化学成分表钢号化学成分%CSiMnPSNiCrSNC2360.32~0.400.15~0.350.50~0.80<0.030<0.0301.00~1.500.50~0.90SNC4150.1

5、2~0.180.35~0.652.00~2.500.20~0.50SNC6310.27~0.352.50~3.000.60~1.0023SNC8150.12~0.183.00~3.500.70~1.00SNC8360.32~0.400.60~1.00 表13JISG4103镍铬钼合金钢化学成分表钢号化学成分%CSiMnPSNiCrMoSNCM2200.17~0.230.15~0.350.60~0.90<0.030<0.0300.40~0.700.40~0.650.15~0.30SNCM2400.38~0.430.70~1.00SNCM4150.12~0

6、.180.40~0.701.60~2.00SNCM4200.17~0.23SNCM4310.27~0.350.60~0.900.60~1.00SNCM4390.36~0.43SNCM4470.44~0.50表8JISG3505硬钢线材化学成分表 钢号化学成分%CSiMnPSSWRH270.24~0.310.15~0.350.30~0.60<0.040<0.040SWRH320.29~0.36SWRH370.34~0.41SWRH42A0.39~0.460.30~0.60SWRH42B0.60~0.90SWRH47A0.44~0.510.30~0.60S

7、WRH47B0.60~0.90SWRH52A0.49~0.560.30~0.60SWRH52B0.60~0.90SWRH57A0.54~0.610.30~0.60SWRH57B60~0.90SWRH62A0.59~0.660.30~0.60SWRH62B0.60~0.90SWRH67A0.64~0.710.30~0.60<0.030<0.030SWRH67B0.60~0.90SWRH72A0.69~0.760.30~0.60SWRH72B0.60~0.9023SWRH77A0.74~0.810.30~0.60SWRH77B0.60~0.90SWRH82

8、A0.79~0.860.30~0.60SWRH82B0.60~0.90 注:上表之含碳量可由买