周先忠;李忠民;孙军;张道平;
1:天润曲轴有限公司
2:长春航空液压控制有限公司
摘要：用金相显微镜对衔铁线圈骨架的裂纹进行分析。结果表明,由于锻造加热温度偏高,材料脆化导致裂纹形成。
关键词： 线圈骨架;;裂纹;;脆化
Abstract: The electromagnet coil former was
analyzed by means of metallurgical microscope.The results shows that cracks
results from excessive high temperature while casting and material
embrittlement.
Keywords: Coil Former;Cracks;Embrittlement
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