1.2311
等级
GB
|
DIN
|
ASTM
|
JIS
|
3Cr2Mo
|
1.2311
|
P20
|
-
|
化学成分
|
Grade
|
C
|
Si
|
Mn
|
Cr
|
Mo
|
P
|
S
|
DIN
|
1.2311
|
0.35~0.45
|
0.20~0.40
|
1.30~1.60
|
1.80~2.10
|
0.15~0.25
|
≤0.03
|
≤0.03
|
AISI
|
P20
|
0.28~0.4
|
0.2~0.8
|
0.2~0.8
|
0.6~1.0
|
1.4~2.0
|
≤0.03
|
≤0.03
|
尺寸
Steel plate
|
Thickness
|
Condition
|
Hot rolled
|
20-500
|
black surface,280-340HB
|
Forged
|
510-1000
|
black surface,280-340HB
|
Round bar
|
Diameter
|
Condition
|
Hot rolled
|
16-350
|
black surface,annealed
|
Forged
|
105-500
|
black surface,annealed
|
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