ASTM D6896-2012 标准详情
- 标准号:ASTM D6896-2012
- 中文标题:测定低温下废发动机油屈服应力和表面粘度的试验方法
- 英文标题:Standard Test Method for Determination of Yield Stress and Apparent Viscosity of Used Engine Oils at Low Temperature
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2012
5.1x00a0;When an engine oil is cooled, the rate and duration of cooling can affect its yield stress and viscosity. In this laboratory test, used engine oil is slowly cooled through a temperature range where wax crystallization is known to occur, foll
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