冶金部各个建设公司的油品管理与使用,已由按周期更换油品向按品质换油过渡,取得了良好的经济效益,但管理与使用中掌握的标准不尽相同。为推动按质换油工作的开展,为进一步管好、用好油品,特搜集部分国内外用油方面的资料,以供同行们参考。液压油的报废主要在于污染,污染程度的定量划分目前尚无国际标准,一般都采用 The management and use of oil products by the various construction companies of the Ministry of Metallurgy has changed from periodic replacement of oil products to oil-for-quality conversion, which has achieved good economic benefits, but the standards mastered in management and use are not the same. In order to promote the development of quality oil changes, in order to further manage and use oil products, special collections of data on domestic and foreign oil use are provided for the reference of their counterparts. The scrapping of hydraulic oil is mainly due to pollution. There is no international standard for the quantitative division of pollution levels. Generally, they are adopted.