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For BMW brake system disc brake rotor auto parts

Basic Info

Model No.: 34211160233

Product Description

  Specifications    Material Requirements  

1. Must meet Grade GG20 for gray iron castings

2. Chemical Composition (Percent)

    * Total Carbon:              3.0 - 3.50%

    * Silicon:                         1.90 - 2.30%

    * Manganese:                0.60 - 0.90%

    * Phosphorus:               0.12% Max.

    * Sulfur:                           0.10% Max.

3. Microstructure:

    Graphite Structure: Predominantly type A, size 3-5.

    Matrix: Pearlistic with max.15 ferrite. Free from chill

4. Physical Properties

    Tensile Strength: Min. 200 N/mm

    Brinell Hardness: 190 ~ 230

  Products     Packing   Factory INFO   On the fair    

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Product Categories : Brake Disc And Drum For Mercedes-Benz

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