GB/T 33642-2017 in English
VALIDTractor tires for agriculture and forestry -- Test procedures of quick abrasion resistance
- Issued on:2017-05-12
- Implemented on:2017-12-01
- File Format:PDF
- Delivery:Via email within 1~3 business days
$117.00
《GB/T 33642-2017农林拖拉机轮胎 快速耐磨试验方法》由TC140（全国拖拉机标准化技术委员会）归口，主管部门为中国机械工业联合会。
Introduction
1. Background and significance of the standard
GB/T 33642—2017 "Rapid wear test method for agricultural and forestry tractor tires" is an important national standard formulated by China for the field of agricultural and forestry machinery. This standard aims to standardize the wear resistance test method of rubber drive wheel tires for agricultural and forestry tractors to ensure their durability and reliability in actual use.
With the continuous improvement of agricultural mechanization, tractors, as the main operating tools, play an increasingly important role in agricultural production. However, tractor tires work under complex and changeable field conditions and face greater wear risks. Therefore, it is particularly important to formulate a unified wear test standard.
2. Technological evolution and standardization needs
| Dimensions | Traditional methods | Improvements in new standards |
|---|---|---|
| Test conditions | Lack of unified environmental requirements | Parameters such as temperature and atmospheric pressure are clearly specified to ensure the repeatability of experimental results. |
| Test methods | Single wear measurement | Wear rate calculation is introduced, and comprehensive evaluation is performed in combination with traction and mileage. |
| Data recording | Simple recording of test results | A detailed report format is standardized, including information such as test environment, tractor model, and tire specifications. |
3. Comparison of standard frameworks
This standard is mainly for tires for agricultural and forestry tractors, but it also provides a reference for other agricultural machinery. The following is a comparison of key dimensions in the standard:
- Test site requirements: The ground type and slope restrictions are clearly specified to ensure the accuracy of the experiment.
- Tire pressure management: The selection method of inflation pressure is specified to avoid test deviation due to improper air pressure.
- Wear calculation method: Through a formulaic method, the wear amount is combined with traction and mileage to provide a more comprehensive evaluation index.
4. Implementation Suggestions
In order to ensure the effective implementation of the standard, it is recommended that:
- When purchasing tractor tires, companies should give priority to products that meet this standard.
- Testing agencies should conduct tests strictly in accordance with the conditions and methods specified in the standard to ensure the accuracy of the data.
- Regulatory authorities should strengthen supervision of the implementation of the standard to ensure that products on the market meet the requirements.
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