WNM360L耐磨板硬度舞钢钢板25天交货WNM360L耐磨板硬度舞钢钢板25天交货WNM360L耐磨板硬度舞钢钢板25天交货
等级
|
C
|
Si
|
Mn
|
P
|
S
|
Mo
|
Cr
|
Ni
|
B
|
A
|
≤0.22
|
≤0.70
|
≤1.60
|
≤0.025
|
≤0.010
|
≤0.50
|
≤1.40
|
­/
|
≤0.004
|
B
|
≤0.22
|
≤0.70
|
≤1.60
|
≤0.025
|
≤0.010
|
≤0.50
|
≤1.40
|
≤1.00
|
≤0.004
|
等级
|
硬度(HBW)
|
20℃AKV纵向J
|
A
|
320~400
|
提供
|
B
|
320~400
|
≥21
|