1.2738
等级
GB
|
DIN
|
ASTM
|
SS
|
3Cr2NiMo
|
1.2738
|
P20+Ni
|
718
|
化学成分
|
Grade
|
C
|
Si
|
Mn
|
Cr
|
Mo
|
Ni
|
P
|
S
|
AISI
|
P20+Ni
|
0.28~0.4
|
0.2~0.8
|
0.6~1.0
|
1.4~2.0
|
0.3~0.55
|
0.9~1.2
|
≤0.03
|
≤0.03
|
DIN
|
1.2738
|
0.35~0.45
|
0.2~0.4
|
1.3~1.6
|
1.8~2.1
|
0.15~0.25
|
0.9~1.2
|
≤0.03
|
≤0.03
|
尺寸
Steel plate
|
Thickness
|
Condition
|
Hot rolled
|
30-155
|
black surface,280-340HB
|
Forged
|
-
|
black surface,280-340HB
|
Round bar
|
Diameter
|
Condition
|
Hot rolled
|
40-100
|
black surface,280-340HB
|
Forged
|
110-300
|
black surface,280-340HB
|
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