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分析了煤矿井下用单体液压支柱缸体的报废原因。介绍了采用内衬耐蚀金属管修复因腐蚀而报废的液压支柱缸体的方法及效果。提出在液压支柱行业应推广使用双金属材料。
The reasons for scrapping the single hydraulic prop cylinder for coal mine are analyzed. The method and the effect of repairing the hydraulic column cylinder which is scrapped due to corrosion are introduced. Proposed in the hydraulic prop industry should promote the use of bimetallic materials.