型号

标准化学成分（%）standard Chemical Components

C

Mn

Si

Cr

Ni

P

S

N

201

0.15max

2.0max

0.75max

16.0/18.0

3.0/5.0

0.036max

0.03max

301

0.15max

2.0max

0.75max

16.0/18.0

6.0/8.0

0.045max

0.03max

304

0.08 max

2.0max

0.75max

18.0/20.0

8.0/10.5

0.045max

0.03max

0.01 max

316

0.08 max

2.0max

0.75max

16.0/18.0

10.0/14.0

0.045max

0.03max

0.01 max

409

0.08 max

1.00 max

1.00 max

10.5/11.75

0.5max

0.45max

0.03max

410

0.15max

1.00max

1.00max

11.5/13.5

0.75max

0.04max

0.03max

430

0.12max

1.00max

1.00max

16.0/18.0

0.75max

0.04max

0.03max

420J1

0.16-0.25max

1.00max

1.00max

12.0/14.0

0.5max

0.04max

0.03max

420J2

0.26-0.4max

1.00max

1.00max

12.0/14.0

0.5max