Q500qENH桥梁板耐候Q500qENH钢板热处理
C
|
Si
|
Mn
|
Nb
|
V
|
Ti
|
Cr
|
Ni
|
Cu
|
N
|
Al
|
Mo
|
≤0.11
|
≤0.55
|
1.0-1.7
|
0.01-0.09
|
0.01-0.08
|
0.006-0.03
|
≤0.80
|
≤0.70
|
≤0.30
|
≤0.008
|
0.01-0.045
|
≤0.30
|
C
|
Si
|
Mn
|
Nb
|
V
|
Ti
|
Cr
|
Ni
|
Cu
|
N
|
Al
|
Mo
|
≤0.11
|
≤0.55
|
0.8-1.7
|
0.005-0.06
|
0.01-0.08
|
0.006-0.03
|
≤0.80
|
≤0.70
|
≤0.30
|
≤0.008
|
0.01-0.045
|
≤0.30
|
牌号
|
质量等级
|
屈服强度 ReL(N/mm2)
|
抗拉强度Rm/(N/mm2)
|
伸长率A/%
|
冲击功(纵向)Akv/J
|
|||
钢板厚度/mm
|
||||||||
≤50
|
>50-100
|
>100-150
|
温度
|
不小于
|
||||
Q500q
|
D
|
≥500
|
≥480
|
-
|
≥630
|
≥18
|
-20
|
120
|
E
|
-40
|
|||||||
F
|
-60
|
47
|