ISO 1953:1994 硬煤.粒度分析

标准编号：ISO 1953:1994

中文名称：硬煤.粒度分析

英文名称：Hard coal — Size analysis by sieving

发布日期：1994-07

标准范围

规定了使用孔径在125 mm和45μm之间的试验筛，通过手动筛分（湿筛或干筛）进行煤炭粒度分析的参考方法。附录A中给出了取样指南，附录B中给出了机械筛分的使用说明。适用于所有硬煤。不适用于焦炭或其他人造燃料。对于煤粉，所述方法将仅确定超大颗粒的百分比。

Specifies reference methods for the size analysis of coal by manual sieving (wet or dry), using test sieves of aperture sizes between 125 mm and 45 μm. A guide to sampling is given in annex A and notes on the use of mechanical sieving are given in annex B. Is applicable to all hard coals. Is not applicable to coke or other manufactured fuels. In the case of pulverized coal, the methods described will determine only the percentage of oversize.

标准预览图