ASTM D431-1984 标准详情
- 标准号:ASTM D431-1984
- 中文标题:抑制机油淤泥和腐蚀趋势测定的试验方法
- 英文标题:standard test method for designating the size of coal from its sieve analysis
- 标准类别:美国材料与试验协会ASTM
- 发布日期:1984
Determines coal sizes from results of sieve analysis tests of samples representative of coal as sold. Applies only to natural continuous ranges of sizes produced by mining, crushing, handling, screening etc. with special mixtures, or where there is s
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