钢的化学成分及机械性能表.doc

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-CH35ACR<0.10<0.030<0.030>0.010/C-CH40ACR  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 %CSiMnPSCrVB10B21<0.10<0.030<0.035//>0.000510B3010B3310B3850BV18<0.10<0.030<0.035>0.000550BV2150BV3050BV33  表3 中钢规格—免铅浴韧化线材化学成分表 钢号化 学 成 分 %CSiMnPSMLP335K<0.030<0.035NLP77B<0.025<0.025NLP82B  表4 JIS G3104 铆钉用钢化学成分表 钢 号化 学 成 分 %PSSV330<0.040<0.040SV440表5 JIS G3105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<0.25 表6 JIS G3503 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<0.020<0.023<0.20SWRY21 表7 JIS G3505 低碳软钢化学成分表钢 号化 学 成 分 %CMnPSSWRM 6<0.08<0.60<0.045<0.045SWRM 8<0.10SWRM 10SWRM 12SWRM 15SWRM 17SWRM 20SWRM 22 表12 JIS G4102 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<0.0301.00~1.500.50~0.90SNC4150.12~0.180.35~0.652.00~2.500.20~0.50SNC6310.27~0.352.50~3.000.60~1.00SNC8150.12~0.183.00~3.500.70~1.00SNC8360.32~0.400.60~1.00 表13 JIS G4103 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<0.0300.40~0.700.40~0.650.15~0.30SNCM2400.38~0.430.70~1.00SNCM4150.12~0.180.40~0.701.60~2.00SNCM4200.17~0.23SNCM4310.27~0.350.60~0.900.60~1.00SNCM4390.36~0.43SNCM4470.44~0.50表8 JIS G3505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<0.040SWRH320.29~0.36SWRH370.34~0.41SWRH42A0.39~0.460.30~0.60SWRH42B0.60~0.90SWRH47A0.44~0.510.30~0.60SWRH47B0.60~0.90SWRH52A0.49~0.560.30~0.60SWRH52B0.60~0.90SWRH57A0.54~0.610.30~0.60SWRH57B60~0.90SWRH62A0.59~0.660.30~0.60SWRH62B0.60~0.90SWRH67A0.64~0.710.30~0.60<0.030<0.030SWRH67B0.60~0.90SWRH72A0.69~0.760.30~0.60SWRH72B0.60~0.90SWRH77A0.74~0.810.30~0.60SWRH77B0.60~0.90SWRH82A0.79~0.860.30~0.60SWRH82B0.60~0.90 注:上表之含碳量可由买卖双方协议,由原规定之成分范围上、下限各缩窄0.01%.  表14 JIS G4104 铬合金钢化学成分表 钢号化 学 成 分 %CSiMnPSCrScr4150.13~0.180.15~0.350.60~0.85<0.030<0.0300.90~1.20Scr4200.18~0.23Scr4300.28~0.33Scr4350.33~0.38Scr4400.38~0.43Scr4450.43~0.48  表9 JIS G3507冷打或冷锻用碳钢化学成分表 钢号化 学 成 分 %CSiMnPSAlSWRCH6A<0.08<0.10<0.60<0.030<0.035>0.02SWRCH8A<0.10SWRCH10A0.08~0.130.30~0.60SWRCH12A0.10~0.15SWRCH15A0.13~0.18SWRCH16A0.60~0.90SWRCH18A0.15~0.20SWRCH19A0.70~1.00SWRCH20A0.18~0.230.30~0.60SWRCH22A0.70~1.00SWRCH10K0.08~0.130.10~0.350.30~0.60<0.030<0.035/SWRCH12K0.10~0.15SWRCH15K0.13~0.18SWRCH16K0.60~0.90SWRCH17K0.15~0.200.30~0.60SWRCH18K0.60~0.90SWRCH20K0.18~0.230.30~0.60SWRCH22K0.70~1.00SWRCH24K0.19~0.251.35~1.65SWRCH25K0.22~0.280.30~0.60SWRCH27K0.22~0.291.20~1.50SWRCH30K0.27~0.330.60~0.90SWRCH33K0.30~0.36SWRCH35K0.32~0.38SWRCH38K0.35~0.41SWRCH40K0.37~0.43SWRCH41K0.36~0.441.35~1.65SWRCH43K0.40~0.460.60~1.90SWRCH45K0.42~0.48SWRCH48K0.45~0.51SWRCH50K0.47~0.53 钢号化 学 成 分 %CSiMnPSS 10 C0.08~0.130.15~0.350.30~0.60<0.030<0.035S 12 C0.10~0.15S 15 C0.13~0.18S 17 C0.15~0.20S 20 C0.18~0.23S 22 C0.20~0.25S 25 C0.22~0.28S 28 C0.25~0.310.60~0.90S 30 C0.27~0.33S 33 C0.30~0.36S 35 C0.32~0.38S 38 C0.35~0.41S 40 C0.37~0.43S 43 C0.40~0.46S 45 C0.42~0.48S 48 C0.45~0.51S 50 C0.47~0.53S 53 C0.50~0.56S 55 C0.52~0.58S 58 C0.55~0.61S 09 CK0.07~0.120.15~0.350.30~0.60<0.025<0.025S 15 CK0.13~0.18S 20 CK0.18~0.23注:S09CK,S15CK及S20CK之不纯物不得超过Cu 0.25%,Cr 0.20%,Ni 0.20%,Ni+Cr 0.30%,其余种类之不纯物不得超过Cu 0.30%,Ni 0.20%,Cr 0.20%,Ni+Cr 0.35%。

 表16 JIS G4106达式 机械构造用锰钢及锰铬合金钢化学成分表钢号化 学 成 分 %CSiMnPSCrSMn4200.17~0.230.15~0.351.20~1.50<0.030<0.030/SMn4330.30~0.36SMn4380.36~0.410.15~0.35SMn4430.40~0.46SMnC4200.17~0.230.15~0.35 <0.030<0.0300.35~0.70SMnC4430.40~0.46 注:各种类钢料中不纯物,Ni不得超过0.25%,Cu不得超过0.30%,又锰钢钢料之Cr。