904L岻̼岻ΪHS˾רвкܺõĻۻתʴܼãڷᡢокܺõʴԺӽокܺõĿʴͬʱõĿ϶ʴӦʴ70¸ŨڳѹκŨκ¶ȵĴἰĻеʴҲܺ
ѧɷ֣%
C
Si
Mn
Cr
N
P
S
Ni
Mo
904L
0.02
1.00
2.00
19.0-23.0
-
0.045
0.035
23.0-28.0
4.0-5.0
е
ǿMPa
쳤%
HB
HRB
HV
490
216
35
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