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" 专营汽车钢 QStE340TM QStE380TM QStE420TM QStE460TM
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牌号 公称厚度a mm 用途 产品类别
S315MC、S355MC ≤14 冷成形用 热轧钢带
S420MC、S460MC 高强度结构件 热轧钢板
S500MC 热轧纵切钢带
S550MC、S600MC 热轧酸洗钢带
S650MC、S700MC ≤6 热轧酸洗钢板
a 对于热轧酸洗表面钢板及钢带,公称厚度≤6.0mm。
牌号 拉 伸 试 验a 1800弯曲试验
上屈服强度 b 抗拉强度 断后伸长率 % 弯心直径c
MPa MPa ≥ (d=弯心直径
≥ 公称厚度 mm a=试样厚度)
<3 ≥ 3
L0=80mm,b=20mm
S315MC 315 390~510 20 24 d=0a
S355MC 355 430~550 19 23 d=0.5a
S700MC d 700 750~950 10 12 d=2a
a 拉伸试验取纵向试样。
酸洗 S315MC 1.5 1150 0 10.88
酸洗 S315MC 1.8 1200 0 10.36
酸洗 S315MC 2.0 1200 0 11.45
酸洗 S315MC 2.5 1250 0 2.185
酸洗 S315MC 2.5 1300 0 2.185
酸洗 S315MC 2.5 1350 0 2.125
酸洗 S315MC 2.5 1400 0 4.83
酸洗 S315MC 3 1400 0 8.82
酸洗 S315MC 3 1500 0 8.68
酸洗 S315MC 3.2 1550 0 5.94
酸洗 S315MC 3.5 1520 0 8.85
酸洗 S315MC 3.5 1250 0 6.22
酸洗 S315MC 4 1300 0 7.74
酸洗 S315MC 4 1250 0 9.04
酸洗 S315MC 5 1500 0 9.61
酸洗 S315MC 5 1350 0 8.93
酸洗 S315MC 5 1300 0 8.46
酸洗 S315MC 6 1300 0 9.44
酸洗 S315MC 6 1250 0 3.542
酸洗 S315MC 6 1600 0 8.71
酸洗 S315MC 6 1450 0 11.02
酸洗 S315MC 8 1350 0 4.03
酸洗 S315MC 8 1250 0 7.16
酸洗 S315MC 8 1300 0 6.15
酸洗 S315MC 8 1400 0 5.15
酸洗 S315MC 8 1250 0 6.61
酸洗 S315MC 3 1230 0 11.53
酸洗 S315MC 2.5 1250 0 3.67
酸洗 S355MC 1.5 1150 0 10.88
酸洗 S355MC 1.8 1200 0 10.36
酸洗 S355MC 2.0 1200 0 11.45
酸洗 S355MC 2.5 1250 0 2.185
酸洗 S355MC 2.5 1300 0 2.185
酸洗 S355MC 2.5 1350 0 2.125
酸洗 S355MC 2.5 1400 0 4.83
酸洗 S355MC 3 1400 0 8.82
酸洗 S355MC 3 1500 0 8.68
酸洗 S355MC 3.2 1550 0 5.94
酸洗 S355MC 3.5 1520 0 8.85
酸洗 S355MC 3.5 1250 0 6.22
酸洗 S355MC 4 1300 0 7.74
酸洗 S355MC 4 1250 0 9.04
酸洗 S355MC 5 1500 0 9.61
酸洗 S355MC 5 1350 0 8.93
酸洗 S355MC 5 1300 0 8.46
酸洗 S355MC 6 1300 0 9.44
酸洗 S355MC 6 1250 0 3.542
酸洗 S355MC 6 1600 0 8.71
酸洗 S355MC 6 1450 0 11.02
酸洗 S355MC 8 1350 0 4.03
酸洗 S355MC 8 1250 0 7.16
酸洗 S355MC 8 1300 0 6.15
酸洗 S355MC 8 1400 0 5.15
酸洗 S355MC 8 1250 0 6.61
酸洗 S355MC 3 1230 0 11.53
酸洗 S355MC 2.5 1250 0 3.67
