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  • 盾尾刷
  • 盾尾刷
  • 盾尾刷

TBM Wire Brush Seals

TBM Wire Brush Seal In TBM Cutters and accessories

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  • 2.The Mechanical Property for the Main Materials:

     

    No.
    Description
    Properties
    Details of Tails skin brush
    1
    Base Plate
    Material
    Q235A or Q345B
    Mechanical Strength
    Q235A:
    Tensile Strength: σb (MPa)370500
    Yield Strength: σs (MPa)≥235
    Extensibility:δ5 (%)≥26;
    Q345B
    Tensile Strength: σb (MPa)450~630
    Yield Strength: σs (MPa)≥345
    Extensibility:δ5 (%)>17;
    2
    Brush Wire
    Material
    Special custom made stainless steel wire,
    Mechanical Strength
    Tensile Strength: σb (MPa)930-1270
    Yield Strength: σs (MPa)690~830Extensibility:δ10 (%)25
    3
    Spring Steel Plate
    Material
    65Mn
    Mechanical Strength
    ensile Strength: σb (MPa)825~925
    Yield Strength: σs (MPa)520~690
    Extensibility:δ10 (%)14~21.5
    Reduction of Area:>10
    Heat Treatment hardness:38~60HRC

     

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