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.
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。
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.
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。
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