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    úϲɽ̼Ϊԭϣѡ 顢ɸֵȹռӹɡȡȺáѹĥеǿȸߡʹڳʵһᡢСˮľ˫㡢˳вȱٵľˮϣָﵽͳ貿CJ/T44-1999׼

     

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    úϲɽ̼Ϊԭϣѡ 顢ɸֵȹռӹɡȡȺáѹĥеǿȸߡʹڳʵһᡢСˮľ˫㡢˳вȱٵľˮϣָﵽͳ貿CJ/T44-1999׼
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    (ִGB/T6166--1985)

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    Ŀ
    λ
    Ŀ
    λ
    g/cm3
    1.50
    C
    >80
    g/cm3
    0.947
    Pb
    0.045
    ≤0.80
    Cu
    0.028
    ϶
    47-53
    Zn
    0.04
    ĥ
    ≤0.55
    S
    0.05
    ≤1.28
    ؽˮ׼
    ϵ
    k80
    1.8-2.0
    ĪӲ
    3.2-3.8
    ҷ
    ≤2

    ù0.6-1.2mm 0.8-1.8mm 1-2mm 3-6mm 4-8mm

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