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牌號化學(xué)成分

C

Mn

Si

Ti

Fe

Nb

Cu

Mo

Cr

Ni

其它

S

P

Ni102

≤0.06

≤2.5

≤1.5

≤1.5

≤4.5

≤2.5

≥92

≤0.015

≤0.015

Ni112

≈0.04

≈1.5

0.5

3.0

1.0

≥92

≤0.015

≤0.005

Ni202

≤0.05

≤4

≤1.5

≤1

≤2.5

≤2.5

余量

60-70

≤0.015

≤0.020

Ni207

≤0.05

≤4

≤1.5

≤1

≤2.5

≤2.5

余量

60-70

≤0.015

≤0.020

Ni307

≈0.05

≤7

3-5

2-6

15

70

Ni307A

≤0.10

5-9.5

≤1

≤1

≤10

1-2.5

≤0.5

13-17

≥59

≤0.5

≤0.015

≤0.03

Ni307B

≤0.1

5-9.5

≤1

≤10

1-2.5

13-17

≥59

≤0.015

≤0.03

Ni317

≤0.07

0.5-1.7

≤0.5

0.2-0.8

8.5-11

13-17

68-78

≤0.015

≤0.02

Ni327

≤0.05

1-5

≤0.75