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EN45545 Rubber Chevron Spring Vibration Reduction For Suspension Axle

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xProduct Name | Vibration Reduction Chevron Rubber Spring | Application | Metro,Intercity Train,Tram Light Car Vehicles |
---|---|---|---|
Highlight | EN45545 Rubber Chevron Spring,Chevron Spring Vibration Reduction,EN45545 Suspension Rubber Spring |
Product overview
The primary suspension with chevron spring, because the chevron rubber spring installed on the axle box slantly, its deviation of dimensions and hardness have important influence on the installation height of frame. To ensure the bogie with chevron spring can operate safety, the dimensions of primary suspension`s parts should be controlled strictly.
Product specification
S.No. | Item | Value | |
1 | Operation Temperature | -25℃ to 50℃ | |
2 | Type | Primary Suspension Axle Spring | |
3 | Standard | EN45545, GB/T 36375-2018 | |
4 | Application | Metro,Intercity train,Tram Light car vehicles | |
5 | Tensile strength | ≥15MPa | |
6 | Elongation at break | <60 Shore A | ≥400% |
≥60 Shore A | ≥300% | ||
7 | Adhesive strength of metal and rubber | ≥4 Mpa | |
8 | Resilience | ≥40% | |
9 | EN Compression Set | ≤20%(70℃, 24h) | |
10 | Ozone resistance | Crack free; ozone density(50±5)*10(-8), 23℃, 24h, 20% elongation, relative humidity≤65% | |
11 | Air oven aging performance (70℃, 96h) | Hardness Change, shore A | ≤7 |
Tensile strength reduction rate | ≤25% | ||
Reduction rate of elongation at break | ≤25% | ||
12 | Brittleness temperature(-40℃) | Non-destructive | |
13 | Fatigue test | 2,000,000 times | |
14 | Storage temperature | -15℃ to 40℃ | |
15 | Surface treatment | Anti-corrosion | |
16 | Storage time | ≤24 months |