ASTM D 409-2008 标准详情
- 标准号:ASTM D 409-2008
- 中文标题:由哈氏机方法的标准试验方法煤可磨性
- 英文标题:standard test method for grindability of coal by the hardgrove-machine method
- 标准类别:美国材料与试验协会ASTM
- 发布日期:2008-05-15
This test method develops a measurement of grinding or pulverizing characteristics that can be used to evaluate the yield, or energy input, or both, required in a grinding or pulverizing process.1.1 This test method covers the determination of the r
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