| 詳細(xì)參數(shù) |
|---|
Q370qE橋梁板舞陽鋼鐵廠出品Q370qE鋼板舞陽
|
C
|
Si
|
Mn
|
Nb
|
V
|
Ti
|
Cr
|
Ni
|
Cu
|
N
|
Al
|
|
≤0.18
|
≤0.55
|
1.0-1.6
|
0.005-0.06
|
0.01-0.08
|
0.006-0.03
|
≤0.30
|
≤0.30
|
≤0.30
|
≤0.008
|
0.01-0.045
|
|
C
|
Si
|
Mn
|
Nb
|
V
|
Ti
|
Cr
|
Ni
|
Cu
|
N
|
Al
|
|
≤0.14
|
≤0.55
|
1.0-1.6
|
0.01-0.09
|
0.01-0.08
|
0.006-0.03
|
≤0.30
|
≤0.30
|
≤0.30
|
≤0.008
|
0.01-0.045
|
|
商標(biāo)
|
質(zhì)量等級(jí)
|
屈從強(qiáng)度 ReL(N/mm2)
|
抗拉強(qiáng)度Rm/(N/mm2)
|
伸長(zhǎng)率A/%
|
沖擊功（縱向）Akv/J
|
|||
|
鋼板厚度/mm
|
||||||||
|
≤50
|
>50-100
|
>100-150
|
溫度
|
不小于
|
||||
|
Q370q
|
C
|
≥370
|
≥360
|
-
|
≥510
|
≥20
|
0
|
120
|
|
D
|
-20
|
|||||||
|
E
|
-40
|
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