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        · Electrical contacts with tungsten round piece
        · Tungsten products
     
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    Add: Hebei Cangzhou CangXianPaper Head
    Room Industrial parkWeb
    site:www.quick-source.com
    Contact: Mr.Wu
    Tel: 13903170190 18031728890
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    Integrated officeConsulting
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    Note: according to customers demand processing production

    Electrical contacts with tungsten round piece of technical conditions


    Chemical composition

    W Fe Mo other
    ≥99.97%
    ≤0.01%
    ≤0.01%
    ≤0.01



    Physical properties

     


    Straight path(mm)
    Hard degrees(kg/mm2)
    Crystal digits(pee/mm2)
    <3.0 >470 >12000
    3.0-<4.0 >460 >10000
    4.0-<5.0 >450 >8000
    5.0-<7.0 >430 >6000
    7.0-<9.0 >410 >6000

     

    Surface quality state


    roughnessA
    B
    striation
    rounds
    0.2um
    5.0um
    2.0um

     

    precision

    diameter
    thickness
    Parallel degree
    Spherical radius
    rounds
    ±0.05mm
    ±0.05mm
    ±0.02mm
    按有關附圖

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