Fran?ais 
English 
Espa?ol 
?????? 
??????? 
Português do Brasil 
Русский 
日本語(yǔ) 
Deutsch 
??? 
Türk?e 
Polski 
Ti?ng Vi?t 
Italiano 
簡(jiǎn)體中文 
Concerning stainless steel drill issues, it is mainly solved from the following four aspects:Select the...
Les inclusions non métalliques proviennent principalement de divers types de composés d'inclusion non métalliques formés par la...
Corrosion is the destruction or deterioration of materials or their properties under the action of...
Cemented carbide is a kind of alloy made by powder metallurgy with one or several...
Classification by diameter ① The common diameters of metric (mm) knives are: 0.5, 1, 1.5,...
Ironmaking methods mainly include blast furnace method, direct reduction method, smelting reduction method, etc. the...
The concept of fatigue limit curve (HL) was first proposed when solving the fatigue limit...
The welding characteristics of austenitic stainless steel: the elastic and plastic stress and strain are...
Surface treatment is a process of artificially forming a surface layer on the surface of...
Austenitic stainless steel has good corrosion resistance because of its high chromium content and dense...