ASTM D1321-2004 标准详情
- 标准号:ASTM D1321-2004
- 中文标题:石油蜡针入度的标准测试方法
- 英文标题:Standard Test Method for Needle Penetration of Petroleum Waxes
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2004
Petroleum waxes differ in hardness. Needle penetration is a measurement of hardness. Hardness may have a significant effect upon other physical properties.1.1 This test method covers the empirical estimation of the consistency of waxes derived from p
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