This paper research the initiation toughness of several kinds of steels using cutting section metallographic method.
本部分借助剖面金相法针对几种钢进行了启裂韧度的研究。
Adopted to metallographic method, the reason of fracture of the pulling pole of steel during straightening was analyzed.
采用金相法分析了钢拉杆校直出现断裂的原因。
The CCT curves of pipeline steel X80 were drawn by adopting dilatometer and metallographic method, and the effects of cooling rates on microstructure and hardness of the steel were studied.
采用热膨胀法和金相法相结合测绘管线钢x 80的CCT曲线，并研究冷却速率对组织和硬度的影响规律。
The changings of decarburization thickness were investigated by metallographic method. Then verified the accuracy of experimental datas in theory, and analyzed the protective mechanism of coating.
应用金相法考察了试样脱碳层深度的变化，从理论上初步验证了实验数据的准确性，并合理地分析了涂料的保护机理。
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.
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。
Consequently, it is feasible to determine electro-etching method as the sample preparation method about quantitative metallographic analysis in CuCrRE alloy.
因此，确定电解浸蚀法作为铜铬稀土合金定量金相分析的试样制备方法是切实可行的。
With coat section metallographic, X-ray diffraction and scanning electrical mirror analysis method, have studied coat microscopic shape look, organization structure and the coating's composition.
采用涂层断面金相、X射线衍射、扫描电镜分析方法，研究了涂层微观形貌、组织结构、组成成份。
The concept and grading method of the "martensitic grade" in the standard of "Metallographic test for Carburizing Auto Gear" were analyzed and discussed according to the experience and test results.
通过生产中的试验例证和检验结果，针对《汽车渗碳齿轮金相检验》标准中“马氏体级别”的概念和评级方法进行了分析和讨论。
Sampling examination by metallographic test was the traditional method for measuring the depth of the quenched layer in crankshaft, which could not meet the needs of the production of auto industry.
传统的曲轴淬火层深度测试方法是金相抽检，不能满足汽车工业生产需要。
Microstructure was characterized by metallographic microscope, and the effect of its impact on corrosion mechanism was also discussed by polarization electrochemical method.
借助金相分析技术和极化曲线分析了铝阳极材料的微观组织结构及其对铝阳极腐蚀溶解机理的影响。
Color metallographic technique is a useful method of phase identification in metal.
技术是识别和鉴定金属中不同相的有力手段。
Color metallographic technique is a useful method of phase identification in metal.
技术是识别和鉴定金属中不同相的有力手段。
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