TBT3056.3_内燃机车机油滤清器虑芯原始效率试验方法 重量法.pdfVIP

TB 中华人民共和国铁道行业标准 TB/`T 3056.3-2002 内燃机车机油滤清器滤芯 原始效率试验方法 重量法 111222333 Testing methods of original efficiency for lubricating oil filter cores of diesel locomotive-Method of measuring weight 2002-05-17发布 2002一12-01实施 中华少味民共和国铁道部 发布 TB/l 3066.3-2002 目 次 前 言···········································································································…… ll 1范 围 · 1 2 试验工作特性 ·········，················，·········································，·········……‘二‘··········…… 1 3 试验装置 ······························································································，·········…… 1 4 试 验 液 ·····················，··········，········································································……2 5 试验杂质 ···················，·，··········，········································································……2 6 试验准备 ········································································································……3 7 试验程序 ··············································································，····，····················……3 8 试验报告 ···········································，·······································，·········，···········…… 4 111222333 TB/T 3056.3-2002 前 官 本标准非等效采用国际标准ISO 4548-4:1997《内燃机全流式机油滤清器试验方法— 第四部分: 原始效率，寿命累加效率(重量法)》。本标准与ISO 4548-4标准的主要区别是:ISO 4548