Application of metallography apparatus in metallography analysis;

The Practice of Chemical Etching of Gold and Gold Alloys in Metallography;

Causes of fracture of Buton steel wire rope happened at the early stage of weaving traction were analyzed with macro - examination, metallography, scanning electron microscope and electron probe microanalyzer.

Analyzing by metallurgical phase and SEM, find out the fracture causation of 9Cr2Mo forged cold-rolled working roll.

New application of metallographic analysis in appraising judicature evidence;

Using metallographic microscope to analysis microstructure feature of heat treatment of 3Cr2W8V hot forging dies.

This paper describes the facture of hard alloy metallographic photos, the solution of the key problem in facture, and the characteristic of the metallographic photos.

Microstructure Analysis for Aluminum Bronze Based on MATLAB;

Through controlling the related processing parameters of continuous wave CO2 laser,LY12CZ surface was remelted by laser and after remelting the fatigue test,fatigue fracture,microstructure and micro-hardness were analyzed.

The paper represents the in-fluence of soldering process on microstructure and mechanical properties of ZL114A casting alloys.

Metallographic Study on the Connexion Behavior of the Leading-out Wire in Microelectronic Devices;

Compared with the traditional book metallograph,electronic metallograph has many advantages such as higher information density,larger contents,easy checking and exchanging with others through the computer net etc.

After concrete structure is fired, the fire temperature can be judged by the analysis of the melting point of damage material, the surface color of concrete, the damage degree and the metallograph of reinforced bar.

Analysis on founding metallurgical structure shows causes of turbine blade foundry and hot treatment defects.

The corresponding metallurgical structure,hardness,bend tests and impact toughness of overlay metal,and porosity,anti-heat shock performance of coating were analyzed.

Combined theoretical analysis with experiments,effects of technology parameters and different scanning routes on warp,crack and balling phenomenon were investigated;In addition,the relations between chemistry composition,cooling rate and metallurgical structure,microhardness are analyzed for supplying theory guidance and experimental basis.

A method display penetrating layer by color metallography;

An easy-to-perform chemical etch method with a good repeatability was studies based on discussions of color metallography and its developments.

Difference of Local Corrosion Behaviors of Archaeological Cast Irons with Four Different Microstructures in Soil;

Effect of Purifying Agent on the Microstructure and Mechanical Properties of Nodular Graphite Cast Iron;

Influence of TIG dressing on microstructure and fracture toughness of welding joint;