商铺名称:舞阳钢铁有限责任公司
联系人:李经理(小姐)
联系手机:
固定电话:
企业邮箱:2281963495@qq.com
联系地址:舞钢市滨湖大道西段
邮编:462500
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Q390D高强板Q390D舞阳钢铁厂Q390D钢板力学性能
|
等级
|
C
|
Mn
|
Si
|
P
|
S
|
V
|
Nb
|
Ti
|
Al
|
Cr
|
Ni
|
|
A
|
≤0.20
|
1.00~1.60
|
≤0.55
|
≤0.045
|
≤0.045
|
0.02~0.20
|
0.015~0.060
|
0.02~0.20
|
-
|
≤0.30
|
≤0.70
|
|
B
|
≤0.20
|
1.00~1.60
|
≤0.55
|
≤0.040
|
≤0.040
|
0.02~0.20
|
0.015~0.060
|
0.02~0.20
|
-
|
≤0.30
|
≤0.70
|
|
C
|
≤0.20
|
1.00~1.60
|
≤0.55
|
≤0.035
|
≤0.035
|
0.02~0.20
|
0.015~0.060
|
0.02~0.20
|
≥0.015
|
≤0.30
|
≤0.70
|
|
D
|
≤0.20
|
1.00~1.60
|
≤0.55
|
≤0.030
|
≤0.030
|
0.02~0.20
|
0.015~0.060
|
0.02~0.20
|
≥0.015
|
≤0.30
|
≤0.70
|
|
E
|
≤0.20
|
1.00~1.60
|
≤0.55
|
≤0.025
|
≤0.025
|
0.02~0.20
|
0.015~0.060
|
0.02~0.20
|
≥0.015
|
≤0.30
|
≤0.70
|
|
等级
|
δ5/%
|
|
A
|
≥19
|
|
B
|
≥19
|
|
C
|
≥20
|
|
D
|
≥20
|
|
E
|
≥20
|
|
厚度(直径、边长)/mm
|
≤16
|
>16~35
|
>35~50
|
>50~100
|
|
σs/MPa
|
≥390
|
≥370
|
≥350
|
≥330
|
|
等级温度
|
+20℃
|
0℃
|
-20℃
|
-40℃
|
|
A
|
|
|
|
|
|
B
|
≥34
|
|
|
|
|
C
|
|
≥34
|
|
|
|
D
|
|
|
≥34
|
|
|
E
|
|
|
|
≥27
|