中标美标钢材对比Q235 Q345.pdf

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1、ContrastListofsteelinASTMANDGBCHEMICALCOMPOSITIONECHANICALPROPERTIECin%max.forNominalnominalNominalultimateSteelTypeMn%Si%S%P%CRITERIAYieldCRITERIAproducttensile(Max)(Max)(Max)(Max)strengththicknesstrengthYs(MPa)sin≤Us(MPa)16mm1Q235B0.21.40.350.0450.045GB

2、/T700-2006235370GB/T700-20062A360.261.350.40.050.04ASTMA36/A36M250400ASTMA36/A36M3Q345B0.21.60.550.040.04GB/T1591-1994345470GB/T1591-19944Grade50(345)0.231.350.40.050.04ASTMA572345450ASTMA572