牌号

化学成分（质量分数）/ %

C

Si

Mn

Ni

V

Nb

Alt

P

S

16MnDR

≤0.025

0.15~ 0.5

1.2~ 1.6

-

-

-

≥0.02

≤  0.025

≤0.012

15MnNiDR

≤0.18

0.15~ 0.5

1.2~1.6

0.2~ 0.6

≤0.06

≥0.02

≤0.025

≤0.012

09MnNiDR

≤0.12

0.15~ 0.5

1.2~ 1.6

0.3~ 0.8

-

≤0.04

≥0.02

≤0.02

≤0.012