牌號
|
Ni
|
Cr
|
Si
|
C
|
S
|
P
|
|
西安2520
|
19.00-22.00
|
24.00-26.00
|
≤1.50
|
≤2.00
|
≤0.08
|
≤0.030
|
≤0.045
|