中韩日三国材料牌号对照
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序号韩国(KS)日本(JIS)中国(GB)NAME1SB41SS41(SS400)Q255(Q235A)2SWS50ASM50A16Mn3SHPSPHC热轧板及钢棒4SBCSPCC冷轧板及钢棒5SM20CS20C20#6SM30CS30C30#7SM45CS45C45#8SM50CS50C50#9SMn2SMn43840Mn210SMn3SMn44345Mn211SCM21SCM41515CrMo12SCM23SCM42120CrMo13SCM3SCM43535CrMo14SCM4SCM44042CrMo15SCr21SCr41515Cr16SCr4SCr44040Cr17SCNCM21SCNCM42020CrNi2MoA18STB2SUJ2GCr15轴承钢19STSSUS3051Cr17不锈钢20GCD45FCD45QT450-1021GCD50FCD50QT500-722GCD60FCD60QT600-223GC20FC20HT20024GC25FC25HT25025SPSSUP555Si2MnA26SPSSUP660Si2MnA灰铁弹簧钢中韩日三国材料牌号对照表碳素结构钢优质碳素结构钢
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