China National Standards

China coal—Part GB Standards List


  •  China "coal—Part" GB Standards List:
  • Standard  Code Standard Title Standard Class Order
    GB/T 15224.2-2021 Classification for quality of coal—Part 2: Sulfur content
    煤炭质量分级 第2部分:硫分
    China National Standards
    coal—Part

    English PDF
    GB/T 15224.1-2018 Classification for quality of coal—Part 1: Ash
    煤炭质量分级 第1部分:灰分
    China National Standards
    coal—Part

    English PDF

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