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辆办[1986]38号文要求:“预热炉白合金成分含锡须达到20%。”其目的是为了提高轴瓦白合金的粘着质量。京局管内古冶车辆段在执行这一要求的同时还抓了浇注工作的各个工序,使该段轴瓦白合金浇注合格率达90%以上。值得借鉴。
Vehicle to do [1986] No. 38 document: “preheating furnace white alloy tin content must reach 20%.” The purpose is to improve the adhesion quality of bearing white metal. Beijing Bureau of the tube in the ancient car depot in the implementation of this requirement but also caught the pouring of the various processes so that the paragraph bearing tile white metal casting pass rate of 90%. Worth learning.