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Xuzhou Shambon Machinery CO.,LTD
Add£ºTongshan High-tech Development Zone, Xuzhou, Jiangsu Province, China.
Tel£º+86-516-83406186
Fax£º+86-516-80296010
E-Mail£ºinfo@xzshangbang.com

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Machine Function of 42CrMo
Source :    Publication date: 2014/4/1    Read the number: 2134

Chemical Composition and Machine Function of 42CrMo
1)     The chemical composition of the material£º
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
¡Ü0.30
¡Ü0.035
¡Ü0.035
¡Ü0.30
(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
Steel No
Delivery status
Wall thickness
Mm
Tensile strength
¦Ò b MPa
Elongation
¦Ä 5 %
Section shrinkage
¦× %
42CrMo
Quenched
¡Ü70
785
12
40
Slewing Bearing  Parts:
 Isolation Block:      Material  PA1010Resin
 Seal Ring:          Material  NBR( nitrile rubber buna)
 Steel Ball:          Material  GCr15
 Lubrication grease:  No.2 EP grease (GB7324-1994)
 
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Tel£º+86-516-83406186 Fax£º+86-516-80296010 E-Mail£ºinfo@xzshangbang.com