OEM No/Model: 424312025
High-Performance Disc Brakes Drum For Toyota Front And Rear Axle 424312025
TOYOTA Corolla
Diameter | 235mm | Height | 65.5mm |
Number of holes | 4 | Centering Diameter | 55mm |
Pitch Circle Diameter | 100mm | Fitting Position | Rear Axle |
Material Requirements :
1. Must meet Grade HT250 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
CONTANT US
Laizhou City Shoukun Machinery Factory
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