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    Slewing Bearing
    Slewing Drive
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    Xuzhou Shambon Machinery CO.,LTD
    Add:Tongshan High-tech Development Zone, Xuzhou, Jiangsu Province, China.
    Tel:+86-516-83406186
    Fax:+86-516-80296010
    E-Mail:info@xzshangbang.com

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    Machine Function of 42CrMo
    Source :    Publication date: 2014/4/1    Read the number: 2149

    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
    Steel No
    Delivery status
    Wall thickness
    Mm
    Tensile strength
    σ b MPa
    Elongation
    δ 5 %
    Section shrinkage
    ψ %
    42CrMo
    Quenched
    ≤70
    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:+86-516-83406186 Fax:+86-516-80296010 E-Mail:info@xzshangbang.com
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