合號(hào)

化學(xué)成分(質(zhì)量分?jǐn)?shù))(％)

其他元素

C

S

P

Mn

Si

Ni

Cr

Co

M0

Cu

Al

Nb

Fe

≤

lJ06①

O.04

O.015

O.015

≤O.10

≤O.15

5.5～6.5

余量

1J30

0.04

O.020

0.020

≤0.40

≤O.30

29.5～

30.5

余量

S41500 S42035 S42900 429 S43000 430 S43035 439 S43400 434 S43600 436 S43932 S43940 S44400 444 S44450 S44626 CM-33 S44627 XM-27 S44635 S44660 S44700 S44735 S44800 S46800