全面介绍了检测奥氏体及双相不锈钢中铁素体含量的三种常用方法：化学分析-图谱法，金相法及磁性法。
Introducing overall the three major methods of measuring ferrite content in austenitic and duplex stainless steel, it is chemical analysis-diagram method, metallographic method and magnetic method.
巴氏噪声分析(BNA)是一种检测铁磁材料微观应力及金相组织的独特方法。
Barkhausen noise analysis (BNA) is a distinctive measure for testing microscopic stresses and metallurgical structure in ferromagnetic materials.
通过宏观分析、断口分析、化学成分检验、金相检验和力学性能检测等方法，对汽车发动机曲轴断裂原因进行了分析。
The analysis of automobile engine crankshaft was conducted by macroscopic examination, fracture analysis, chemical composition analysis, metallographic examination and mechanical properties test.
上海石化总厂热电厂除氧器水箱，经着色探伤、x射线探伤、金相检验等方法检测后，发现焊缝有大量裂纹。
Through dye check, X-ray test, and metallographic examination, quite a lot of cracks were found in the welds of a deaerator storage tank at the cogeneration plant of Shanghai Petrochemical Works.
介绍了一种利用数字图像处理技术进行灰铁金相石墨测长的方法，用于检测灰口铸铁金相中的条状石墨长度，并对其进行分级。
It introduces the method to measure the length of black lead in gray cast iron by digital graphics technology. The strip black lead can be classified.
提出利用材料的磁导率检测可锻铸铁金相组织及硬度的新方法。
In this paper, a new method for measuring the microstructure of malleable iron by employing the magnetic permeability is put forward.
提出利用材料的磁导率检测可锻铸铁金相组织及硬度的新方法。
In this paper, a new method for measuring the microstructure of malleable iron by employing the magnetic permeability is put forward.
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