《一般工程用铸造碳钢的牌号及化学成分》由会员分享，可在线阅读，更多相关《一般工程用铸造碳钢的牌号及化学成分（4页珍藏版）》请在装配图网上搜索。
1、企业铸钢产品所采用的标准般工程用铸造碳钢的牌号及化学成分（摘自GB/T113521989冶金）元素最咼含量质量分数，%牌号CSiMnSP残余元素总量W100碳硅锰硫磷Ni镍Cr铬Cu铜Mo钼V钒ZG200400020050080004030035030020005ZG230450030050090004030035030020005ZG270500040050090004030035030020005ZG310570050060090004030035030020005ZG340640060060090004030035030020005一般工程用铸造碳钢的力学性能（摘自GB/T1135219
2、89冶金）力学性能最小值，试验环境温度为1030C牌号屈服点或屈服强度bs或02MPa抗拉强度/MPab伸长率6%断面收缩率中总%）按合同规定冲击功AK/JK冲击值akkkJm2ZG200-400200400254030600ZG15ZG230-450(ZG25)230450223225450ZG270-500(ZG35)ZG310-570270500182522350(ZG45)ZG340-640310570152115300340(ZG55)一般工程用铸造碳钢的特性和应用640101810200应用举例ZG200-400(ZG15)主要特性低碳铸钢，韧性及塑性均等受力不大，但要求韧性的零件
3、机座、电气吸盘、变速箱体好，但ZG230-450(ZG25)强度和硬度较低，低温冲击韧度大，脆性转变温度低，导磁、导电性能良好，焊接性好，但铸造性差用于负荷不大、韧性较好的零件，如轴承盖、底板、阀体、机座、侧架、轧钢机架、箱体、犁柱、砧座等ZG270-500应用广泛，用于制作飞轮、车辆车钩、水压机工作缸、机架、(ZG35)中碳铸钢，有一定的韧性及塑性，强度和硬度较高，切削性良好，焊接性尚可，铸造性能比低碳钢蒸气锤气缸、轴承座、连杆、箱体、曲拐ZG310-570(ZG45)好用于重负荷零件、如联轴器、大齿轮、缸体、气缸、机架、制动轮、轴及辊子ZG340-640高碳铸钢，具有高强度、高硬度及高耐磨
4、性，塑性韧性低，铸造、起重运输机齿轮、联轴器、齿轮、车轮、阀轮、叉头焊接性均差，裂纹敏感性较大大型铸件用低合金铸钢的牌号及化学成分牌号C（碳）Si（硅）Mn（锰P（磷（硫），SCr（铬ZG30Mn0.270.301.200.340.501.50W0.0350.350.301.20W0.035ZG40Mn0.450.451.50ZG40Mn20.350.201.60W0.0350.450.401.80ZG50Mn20.450.201.50W0.0350.550.401.80ZG20Mn0.120.601.00W0.0350.220.801.30ZG35Mn0.300.601.10W0.0350.
5、400.801.40ZG35SiMn0.321.101.10W0.035Mo0.401.401.40ZG35CrMn0.300.500.90W0.0350.50Si0.400.751.200.80ZG20MnM0.170.201.10W0.035o0.230.401.40ZG55CrMn0.500.251.20W0.0350.60Mo0.600.601.600.90ZG40Cr10.350.200.50W0.0350.800.450.400.801.10化学成分（质量分数），%Ni（镍）Mo（钼Cu（铜020W0300.300.20W0.300.350.20W0.300.30ZG34Cr2N0
6、300.300.60W0.0351.401.400.15i2Mo0.370.601.001.701.700.35ZG20CrMo0.170.200.50W0.0350.500.400.250.450.800.800.60ZG35Cr1M0.300.300.50W0.0350.800.20o0.370.500.801.200.30ZG42Cr1M0.380.300.60W0.0350.800.20o0.450.601.001.200.30ZG50Cr1M0.460.250.50W0.0350.900.15o0.540.500.801.200.25ZG65Mn0.620.170.90W0.0350.700.371.20ZG28NiCr0.250.300.60W0.0350.350.400.35Mo0.300.800.900.850.800.55ZG30NiCr0.250.300.70W0.0350.600.600.35Mo0.350.601.000.901.000.50ZG35NiCr0.300.600.70W0.0350.400.600.40Mo0.370.901.000.900.900.50
一般工程用铸造碳钢的牌号及化学成分
