| 详细说明 |
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| 品牌：宝钢 | 产地：国产 | | 价格：9人民币/公斤 | 规格：齐全 | 简要说明： 宝钢牌的俊峰钢材【Q390A】の Q390Bの中厚板产品：估价：9，规格：齐全，产品系列编号：1 | |  | | | 详细介绍：
俊峰钢材【Q390A】の Q390Bの中厚板**********内江、乐山、南充、眉山、宜宾、广安、达州、雅安、巴中、资阳、阿坝、甘孜、凉山、都江堰、彭州、邛崃、崇州、广汉、什邡、绵竹、江油、峨眉山、阆中、华蓥、T10圆钢- T10棒材- 、万源、简阳
【化学成分】（质量分数）（%）
|
等级
|
C
|
Mn
|
Si
|
P
|
S
|
V
|
Nb
|
Ti
|
Al
|
Cr
|
Ni
|
|
A
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≤0.20
|
1.00～1.60
|
≤0.55
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≤0.045
|
≤0.045
|
0.02～0.20
|
0.015～0.060
|
0.02～0.20
|
-
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≤0.30
|
≤0.70
|
|
B
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≤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
|
|
|
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