J BT1666-1997-履带式推土机试验方法.pdf

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1、J狂中华人民共和国机械行业标准JB,'T1666一1997履带式推土机试验方法1997-06-20发布1998-01-01实施中华人民共和国机械工业部发布JB/T1666一1997目次前言1范围引用标准······························································································，·······⋯⋯1总则·························································································

2、·····················⋯⋯1定位试验·····················································。·。·················································⋯⋯4推土装置性能试验····················，·，，············。···。···········································，··...···⋯⋯7行驶性能试验·..................................................

3、......................................................9牵引性能试验··················，···················································，·，························⋯⋯14推土机作业试验......................................................................................................15油清洁度试验..................

4、......................................................................................1710热平衡试验··································································································⋯⋯181防水密封性试验···························································································⋯

5、⋯1912视野试验·································，···································································⋯⋯2013噪声试验·...................................................................................................⋯⋯2114司机座椅振动试验·······························································

6、·························⋯⋯2115工业性试验·················································································。················⋯⋯22JB/T1666-1997前言本标准非等效采用日本工业标准JISD6503-1982(履带式拖拉机性能试验方法》，对JB1666-84《履带式推土机型式试验方法》进行了修订。本标准与原标准的主要改变情况说明如下:。)增加了第1章范围和第2章引用标准b)所有量纲均改用SI国际计量单位、SI辅助单位与导出单位c)试验场地

7、由原标准中2类改成现标准中3类，与ISO国际标准中的相关内容等效d)ill量精度要求.将各参数精度由单一精度要求列成绝对精度与相对精度两种精度要求，使其至少达到其中的一种精度要求，使其更具合理性和可行性。e)第4^15章，试验方法中凡能引用现有国家标准、机械行业标准的一概引用，以缩减本标准篇幅。f)增加第9章油清洁度试验，因为清洁度已列入产品质量分等项目中，而且对推土机使用性能影响较大，补充进来使内容更充实。9)增加第11章防水密封