This paper gives a brief introduction of main performance and structure of coal hopper wagon K18AK.

简要介绍了K 18ak型煤炭漏斗车的主要性能和结构。

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The testing results show that the newly developed coating is excellent in abrasion-resistance and impact-resistance and can effectively prolong the service life of coal hopper cars.

试验结果表明，新涂料耐磨抗冲击、防腐性能优异，可有效地延长运煤敞车的使用寿命。

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The coal and limestone yards shall have a roofed covered area corresponding to the hopper zone and a portion of the materials pile to be transported by conveyor belts to the pulverizer.

煤料和石灰石场应有一个屋面遮盖区，用以遮盖漏斗区以及通过传送带输送至粉碎机的材料堆。

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It owned blast furnaces, rolling mills, hopper cars, barges, coal mines, ships, shipyards.

FORBES: Steel Versus Silicon