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1、类别名称标记示例常用材料(规格)铸铁灰铸铁抗拉强度为200MPa的灰铸铁标记为:HT200GB/T9439-1988HT150,HT200,HT250,HT300,HT350可锻铸铁抗拉强度为650MPa,伸长率为6%的珠光体可锻铸铁标记为:KTZ650-02GB/T9440-1988KTH330-08,KTH370-12(黑心)KTZ450-06,KTZ550-04,(珠光体)KTZ650-02,KTZ700-02KTB380-12,KTB400-05(白口)球墨铸铁QT600-3GB/T1348-1988QT600-3,QT500-7,QT450-10蠕墨铸铁RuT
2、420JB/T4403-1987RuT420RuT380RuT340RuT300RuT260铸钢工程用铸钢屈服强度为270MPa,抗拉强度为500Mpa的铸钢标记为:ZG270-500GB/T11352-1998ZG200-400,ZG230-450,ZG270-500,ZG310-570,ZG340-640碳素结构钢屈(Q)服强度为235MPa,质量等级为A的沸(F)腾钢标记为:Q235-AFGB/T700-1988Q195,Q215,Q235,Q255,Q275优质碳素结构钢45GB/T699-1999Edit::http://sinhiar.com/北京铁艺bjt
3、ywk65MnGB/T699-199908F,08,10F,10,15F,15,20,25,30,35,40,45,60,65,70,75,80,8515Mn,20Mn,25Mn,30Mn,35Mn,40Mn,45Mn,50Mn,60Mn,65Mn,70Mn(数值为碳的平均万分含量)合金结构钢40CrGB/T3077-199920CrMoGB/T3077-199920Cr,40Cr,15CrMo,20CrMo,30CrMo,35CrMo,12Cr1MoV弹簧钢65MnGB/T1222-198455Si2MnGB/T1222-198465,70,85,65Mn,55Si2
4、Mn,轴承钢高碳铬轴承钢GCr15YB/T1-1980GCr9,GCr15,GCr9SiMn,GCr15SiMn高碳铬不锈轴承钢9Cr18GB/T3086-829Cr18,9Cr18Mo渗碳轴承钢G20GrMoGB/T3023-1982G20GrMo,G20GrNiMo,G20GrNi2Mo,G20Gr2Ni4,G10GrNi3Mo,G20Gr2Mn2Mo碳素工具钢T7GB/T1298-1986T7,T7A,T8,T8A冷镦钢ML20GB/T6478-1986ML20,ML15Cr易切钢Y12GB/T8731-1988Y12,Y12Pb,Y15,Y15Pb,Y20,Y3
5、0,Y35,Y40Mn,Y45Ga耐热钢4Cr10Si2MoGB/T1221-925Cr21Mn9Ni4NiGB/T1221-924Cr10Si2Mo,5Cr21Mn9Ni4Ni铝及铝合金铸造铝合金ZL101GB/T1173-1995ZL111GB/T1173-1995ZL101,ZL101A,ZL102,ZL104,ZL105,ZL105A,ZL106,ZL107,ZL108,ZL109,ZL110,ZL111,ZL114A,ZL115,ZL116,ZL201,ZL201A,ZL203,ZL204A,ZL205A,ZL207,ZL301,ZL303,ZL305,ZL4
6、01,ZL402压铸铝合金YL112GB/T15115-1994铝板铝及铝合金轧制板用8A06合金制造,O状态,厚度为2.0mm,宽度为1200mmm,长度为4000mm的定尺板材,标记为:板8A06-O2.0×1200×4000GB/T3880-1997对于不定尺板材,只注厚度,不注宽度。不注长度尺寸1050,1050A,1100,1145,3003,3004,3A21,8A06,1A97,1A93,1A90,1A85,1070,1070A,1060,1200,5052,5A02,5005,5A03,5083,5A05,5A06,5086,6A02,2A14,2014
7、,2A11,2A12,2017,2024,7A09,7A04,7075铜及铜合金纯铜T2GB/T5231-1985T1,T2,T3无氧铜TU1GB/T5231-1985RU1,TU2磷脱氧铜TP1GB/T5231-1985TP1,TP2银铜Tag0.1GB/T5231-1985黄铜普通黄铜H70GB/T5232-85锡黄铜HSn90-1GB/T5232-85锡青铜QSn4-3GB/T5233-85热轧圆钢和方钢25钢轧成的直径为14mm,允许偏差为2组的圆钢,标记为:40Cr钢轧成的边长为15mm,允许偏差为3组的方钢,标记为:d,a=5