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電話：029-83211245
055-62092（路電）
傳真：029-83287627
電子郵箱：zhongruitielu@163.com
Brake Shoe
首頁 > Products > Locomotive Diesel Engine Parts > Brake Shoe >Brake Shoe
Cast Iron Brake Shoe for rolling stock
The brake is fitting for the locomotive which speed is less than 100Km /H
There are three types as following:
1. Grey Cast Iron
2. High Phosphorus Cast Iron
3. Alloy Cast Iron
A. The chemical composition and mechanical properties
|
Material |
Chemical Composition% |
Tensile Strength Mpa |
Hardness HBW10/3000 |
|||
|
C |
Si |
Mn |
P |
|||
|
Grey Cast Iron |
2.9-3.5 |
1.8-2.2 |
0.6-1.2 |
≤1.0 |
≥150 |
179-255 |
|
High Phosphorus Cast Iron |
2.8-3.6 |
1.5-2.2 |
0.8-1.2 |
1.3-2.0 |
≥150 |
179-255 |
|
Alloy Cast Iron |
2.8-3.6 |
1.28-1.8 |
1.2-1.9 |
≤0.15 |
200-320 |
200-260 |
|
Braking speed Km/H |
Grey Cast Iron |
High Phosphorus Cast Iron |
Alloy Cast Iron |
|
100 |
0.1 |
0.13 |
0.1 |
|
80 |
0.11 |
0.15 |
0.11 |