metallographic examination

An overall technical examination is presented including metallographic examination and corrosion test between crystals .

并对换热器进行金相检查、晶间腐蚀试验等项目全面技术检验。

" Creep testing , high temperature treatment and metallographic examination of the tungsten wires "

GB/T4194-1984钨丝蠕变试验、高温处理及金相检查方法

The Colour Metallographic Examination Applied to Testing M2 High Speed Steel

彩色金相技术在高速钢中的应用

Metallographic Examination Evaluation Criteria and Control for the ERW Pipe Production

高频制管金相检验的评价标准与控制

Practical Application of Nondestructive Metallographic Examination for the Pressure Vessel

无损金相检验方法在压力容器中的实际应用

The Application of Metallographic Examination Techniques in the Inspection of Operating Boilers

金相分析技术在运行锅炉检验中的应用

This paper introduces a successful experience in application of the nondestructive metallographic examination .

本文介绍了作者在药厂对制药反应罐性能检测过程中采用无损金相检验方法的成功经验。

Metallographic Examination of High Performance Ceramics ── Specimen Preparation , Etching Technology and Microstructure

高性能陶瓷的金相研究&试样制备、浸蚀技术和显微组织

The parts were analyzed by metallographic examination .

该零件在使用过程中发生早期断裂失效，采用金相分析的方法对断裂原因进行分析。

It points out that the nondestructive metallographic examination is a valuable technique .

指出了无损金相检验方法为压力容器的继续使用提供了先决条件；

Metallographic examination for weld seam of nuclear fuel rod used in PWR

GB/T11809-1998压水堆核燃料棒焊缝金相检验

Metallographic examination of remaining metals at the fire site

火灾现场残留金属的金相鉴定

The Application of Copying Technology in Metallographic Examination of the Heavy Castings and Forgings

复型技术在大型铸锻件金相检测中的应用

Metallographic examination indicates that the microstructure is normal pearlite and ferrite .

金相分析表明其金相组织为正常的珠光体和铁素体；

Metallographic examination of borided 45 steel sample was made by transmission electron microscopy .

用透射电子显微镜对经渗硼的45钢作了观察。

Weld Shape Evaluation and Metallographic Examination of ERW Pipes

ERW直缝焊管焊缝形态与金相检验评价

The article studied drum shape deformation of cylindrical body of boiler by methods of chemical analysis and metallographic examination .

采用化学分析及金相检验等方法，对锅炉锅筒产生的鼓包原因进行了分析。

The fracture reason of high temperature fixture was analyzed by means of metallographic examination , SEM and chemical composition analysis .

采用金相检验、扫描电镜观察和化学成分分析等方法对万能材料试验机高温卡具断裂原因进行分析。

Measurement on depth of decarburized layer of spheroidized annealing steel by metallographic examination

球化退火态钢脱碳层深度的金相法测定

Fractured translation cam of motor planet reducer was studied by chemical analysis , hardness test and metallographic examination .

介绍了电机行星减速器动凸轮的断裂情况，对断裂动凸轮进行了宏、微观检验。

The cracks of spanners made of hot-rolled round steel 45 were analysed by metallographic examination .

45号圆钢加工制成扳手后印痕处发现裂纹。笔者对45号钢扳手进行了金相检验及分析。

The failure reason on the broken teeth of gear was analyzed by metallographic examination , SEM and EDS technology .

通过金相检验、扫描电镜和能谱仪等检测手段对失效齿轮进行了分析。

Fractographic and metallographic examination , mechanical testing have been carried out on the failure analysis of the drilling collar .

对钻铤断裂原因进行了断口分析、金相检验和力学性能试验。

The erosion test comparison and metallographic examination of the coated tube after two years service in boiler were presented and its performance was discussed .

在锅炉管道上实际应用两年后，对这种双涂层进行冲蚀试验和金相分析，并对其性能进行讨论。

According to the EN standard requirement , the rail section is analyzed from the dimensional accuracy , mechanical property , metallographic examination .

本文按照法国钢轨供货技术要求EN标准要求，重点对钢轨断面尺寸精度、力学性能和金相检验等方面进行了分析研究。

The failure reason of the thermo-compression drift was analyzed through macroscopic examination , hardness testing and metallographic examination .

利用宏观检验、硬度测试及金相检验等方法，对热压冲头失效原因进行分析。

Through chemical composition analysis and metallographic examination the factors have been explored to unqualify the torque spanner .

采用化学成分分析和显微组织检测方法，对造成弹性元牛不合格的原因进行了分析。

The analysis of automobile engine crankshaft was conducted by macroscopic examination , fracture analysis , chemical composition analysis , metallographic examination and mechanical properties test .

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。

Through chemical composition analysis , hardness test , metallographic examination , macroscopical test and fracture morphology analysis , the fracture cause of bolt was analyzed .

通过成分分析、硬度测试、金相检验、宏观检验和断口分析等方法，对氢气压缩机螺栓断裂原因进行了分析。

Relying on energy spectrum analysis and metallographic examination , we have studied and analyzed the spreading the quality course and forming mechanism of the above every layer .

并借助能谱分析和金相观察对上述三层的传质过程和形成机理进行了分析和探讨。