型号
|
公称镍含量,%
|
Ⅰ
|
9
|
Ⅱ
|
8
|
|
C
|
Mn
|
P
|
S
|
Si
|
Ni
|
Ⅰ 型
|
≤0.13 |
≤0.90
|
≤0.035 |
≤0.035
|
0.15~0.40
|
8.50~9.50 |
Ⅱ型
|
≤0.13
|
≤0.90
|
≤0.035
|
≤0.035
|
0.15~0.40
|
7.50~8.50
|
抗拉强度,ksi(Mpa)
|
屈服强度(0.2%残余变形),ksi(Mpa),≥
|
2in.标距的延伸率,%,≥
|
100~120(690~825)
|
85(585)
|
20.0
|