| 规格 : | 齐全 | 产地/厂家 : | 宝钢 |
| 材质 : | B420CL | 计重方式 : | 过磅 |
| 仓库 : | 东莞 |
牌 号 Grade 化学成分 a Chemical Composition a (%) C Si Mn P S Alt
SAPH310 ≤0.10 ≤0.30 ≤0.50 ≤0.035 ≤0.035 ≥0.010
SAPH370 ≤0.21 ≤0.30 ≤0.75 ≤0.035 ≤0.035 ≥0.010
SAPH400 ≤0.21 ≤0.30 ≤1.40 ≤0.030 ≤0.025 ≥0.010
SAPH440 ≤0.21 ≤0.30 ≤1.50 ≤0.030 ≤0.025 ≥0.010
SPFH540 ≤0.15 ≤0.50 ≤1.80 ≤0.025 ≤0.025 ≥0.010
SPFH590 ≤0.18 ≤0.60 ≤2.00 ≤0.025 ≤0.025 ≥0.010
B330CL ≤0.10 ≤0.30 ≤0.50 ≤0.030 ≤0.025 ≥0.010
B380CL ≤0.12 ≤0.30 ≤1.20 ≤0.030 ≤0.025 ≥0.010
B420CL ≤0.12 ≤0.30 ≤1.50 ≤0.030 ≤0.025 ≥0.010
B320L ≤0.10 ≤0.30 ≤0.50 ≤0.030 ≤0.035 ≥0.010
B420L ≤0.12 ≤0.50 ≤1.50 ≤0.030 ≤0.025 ≥0.010
汽车结构用热轧酸洗钢带
机械性能
牌 号 Grade 抗拉 强度 Rm (MPa) 上屈服强度 c ReH c (MPa) 断后伸长率
SAPH310 ≥310 ≥185 ≥33
SAPH370 ≥370 ≥225 ≥32
SAPH400 ≥400 ≥255 ≥31
SAPH440 ≥440 ≥305 ≥29
QStE340TM ≥340 420~540 ≥25
QStE380TM ≥380 450~590 ≥23
QStE420TM ≥420 480~620 ≥21
QStE460TM ≥460 520~670 ≥19
QStE500TM ≥500 550~700 ≥17
QSTE550TM ≥550 600-760 ≥12
SPFH540 ≥355 ≥540 ≥21
SPFH590 ≥420 ≥590 ≥19
S600MC ≥600 650-820 ≥12
S650MC ≥650 700-880 ≥10
S700MC ≥700 750-950 ≥10