ABSTRACT: Cracks on the disc spring parts and raw materials, using metallographic examination, chemical analysis, hardness testing, scanning electron microscopy by means of a comprehensive analysis.
摘要:对碟形弹簧裂纹件和原材料,采用金相检验、化学分析、硬度试验、扫描电镜等手段进行综合分析。
The reason of the Weld Joint Cracking on high frequency welding pipe was investigated by using macroscopic observation, metallographic technology, fracture analysis and EBSD technology.
本文通过使用宏观观察、金相分析、断口分析和电子背散射衍射(EBSD)等分析手段对高频焊管焊后弯管开裂的原因进行了分析。
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