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braking system (Cast Iron Brake Shoe)

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brand: Zhong Rui
price: 面议
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seat: Asia-Pacific China
Validity to: Long-term effective
Last update: 2016-06-19 12:26
Browse the number: 23
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Brand Name:Zhong Rui

Specifications

braking system-Cast Iron Brake Shoe
three types:
1.Grey Cast Iron 2.High Phosphorus Cast Iron 3.Alloy CastIron
ISO9001

Braking System-Cast Iron Brake Shoe

 

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

 

 B. Average Friction Coefficient   

 

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

 

 

 

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