A test analysis is made on macro-failure and micro-failure characteristics, metallography and corrosion mediums of U-type stainless steel bellows type expansion joints leaked.
对发生泄漏的不锈钢u型波纹管补偿器的宏观失效特征、微观失效特征、金相、腐蚀介质进行试验分析。
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This is ideal optical instrument for micro observation in metallographic structure and surface morphology. It is suitable for research in metallography, mineralogy, precision engineering, etc.