格
S420NC化学成分(熔炼分析)%
C:≤0.10
Si:≤0.5
Mn:≤1.60
P:≤0.025
S:≤0.025
Ait:≥0.015
Nb:≤0.09
Tia:≤0.15
S420NC机械性能
S420NC屈服
S420NC抗拉 :&ge
S420NC延伸 :≥17
S420NC规格0.900X1300XC 1.400X1250XC 1.000X1026X0 1.200X1187XC 1.000X1324XC 1.900X1074XC 1.400X1155XC
0.950X1250X0 1.25X1440XC 1.350X1205X0 1.200X1485XC 2.25X1215XC 0.95X1264XC 1.0X1250XC
2.0X1250XC 1.5X1250XC 1.2X1250XC 1.4X1250XC 1.6X1250XC 0.8X1250XCnbsp;
