China National Standards

China Determination grindability index GB Standards List

  •  China "Determination grindability index" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 2565-2014 Determination of grindability index of coal―Hardgrove method
    煤的可磨性指数测定方法 哈德格罗夫法    		 China National Standards
    Determination grindability index
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