Chemical Composition and Machine Function of 42CrMo / raw material of slewing ring
Views: 28 Author: Site Editor Publish Time: 2020-06-23 Origin: Site
Chemical Composition and Machine Function of 42CrMo
1)The chemical composition of the material：
No
The chemical composition%
C
Si
Mn
Mo
Cr
Ni
S
P
Cu
42CrMo
0.38~0.45
0.17~0.37
0.50~0.80
0.15~0.25
0.90~1.2
≤0.30
≤0.035
≤0.035
≤0.30
(Note: The chemical composition of the other material must obey the standard set by the country, the allowed dispersion of the chemical composition must accord to the provision of GB222 )
2)Microstructure
Steel No
Center osteoporosis
General osteoporosis
Segregation
Subcutaneous bubble
Intergranular crack
Level is not more than
No allow
42CrMo
2.0
2.0
2.0
(Note: Free rough loose center can not)
3)Machine function:
Central roued piece of rough mechanical properties
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