J-B T 1666-1997 履带式推土机 试验方法.pdfVIP

J狂 中华人 民共和 国机械行业标准 JB,T 1666一1997 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 ··············································································································…… 1 定位试验 ·····················································。·。·················································…… 4 推土装置性能试验 ····················，·，，············。···。···········································，··...···…… 7 行驶性能试验 .·9 牵引性能试验 ···················，···················································，·，························…… 14 推土机作业试验15 油清洁度试验17 0 1 热平衡试验 ··································································································…… 18 1 1 防水密封性试验 ···························································································…… 19 2 1 视野试验 ·································，···································································…… 20 3 1 噪声试验 .·…… 21 4 1 司机座椅振动试验 ·························································································…… 21 5 1 工业性试验 ··················································································。················…… 22 JB/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