ASTM D4291-2004(2009) 标准详情
- 标准号:ASTM D4291-2004(2009)
- 中文标题:用过的发动机油中痕量乙二醇的标准试验方法
- 英文标题:Standard Test Method for Trace Ethylene Glycol in Used Engine Oil
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2004
Leakage of aqueous engine coolant into the crank case weakens the ability of the oil to lubricate. If ethylene glycol is present, it promotes varnish and deposit formation. This test method is designed for early detection to prevent coolant from accu
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