铸钢常用材质标准

项目牌号ZG 200-400ZG 230-450ZG 270-500ZG 310-570ZG 340-0WCA(ZG205-415)WCB(ZG250-485)WCC(ZG275-485)ZG20MnC(%)≤0.20≤0.30≤0.40≤0.50≤0.60≤0.25Si(%)≤0.60≤0.60≤0.60≤0.60≤0.60≤0.60Mn(%)P(%)S(%)残余元Ni(%)Cr(%)Cu(%)Mo(%)V(%)素总量(%)Reh状态正火或退火正火或退火正火或退火RmAS(MPa)(MPa)(MPa)2002302703103402054004505005700415252218151024Z（%）403225211835AKV(J)3025221510AKU(J)4735272416硬度（HB）——————技术标准GB/T 11352-2009GB/T 11352-2009GB/T 11352-2009GB/T 11352-2009GB/T 11352-2009GB/T 12229-2005GB/T 12229-2005GB/T 12229-2005JB/T 02-2006JB/T 02-2006GB/T 1591-2008GB/T 1591-2008GB/T 1591-2008GB/T 1591-2008GB/T 1591-2008≤0.80≤0.035≤0.035≤0.40≤0.35≤0.40≤0.20≤0.05≤1.00≤0.90≤0.035≤0.035≤0.40≤0.35≤0.40≤0.20≤0.05≤1.00≤0.90≤0.035≤0.035≤0.40≤0.35≤0.40≤0.20≤0.05≤1.00≤0.90≤0.035≤0.035≤0.40≤0.35≤0.40≤0.20≤0.05≤1.00正火或退火正火或≤0.90≤0.035≤0.035≤0.40≤0.35≤0.40≤0.20≤0.05≤1.00退火≤0.70≤0.04≤0.045≤0.50≤0.50≤0.30≤0.25≤0.03≤1.00正火或退火正火或退火正火或退火≤0.30≤0.60≤1.00≤0.04≤0.045≤0.50≤0.50≤0.30≤0.25≤0.03≤1.002504852235—≤0.25≤0.60≤1.20≤0.04≤0.045≤0.50≤0.50≤0.30≤0.25≤0.03≤1.00———0.6~0.9—0.3—0.2~0.3—————————2754852218—20202121213530——————-——————39———————145——————0.16~0.220.60~0.801.0~1.3≤0.030≤0.030ZG55CrMnMo0.50~0.600.25~0.601.2~1.6≤0.030≤0.030Q345AQ345BQ345CQ345DQ345E≤0.20≤0.20≤0.20≤0.18≤0.18≤0.50≤0.50≤0.50≤0.50≤0.50≤1.70≤0.035≤0.035≤0.50≤0.30≤0.30≤0.10≤0.15≤1.70≤0.035≤0.035≤0.50≤0.30≤0.30≤0.10≤0.15≤1.70≤0.030≤0.030≤0.50≤0.30≤0.30≤0.10≤0.15≤1.70≤0.030≤0.025≤0.50≤0.30≤0.30≤0.10≤0.15≤1.70≤0.025≤0.020≤0.50≤0.30≤0.30≤0.10≤0.15正火+285495回火正火+不规定不规定回火470-正火或345630退火470-正火或345630退火470-正火或345630退火470-正火或345630退火470-正火或345630退火