The moment the red hot workpiece is immersed in the medium, a layer of steam film is formed on the s... (more…)
The cooling medium used in the quenching process is called quenching medium. Pinghuo medium plays an... (more…)
The test principle of the cooling curve method is: place the test probe in a temperature-controllabl... (more…)
At the end of 1970 s, ASM organization (quenching cooling Committee) has taken computer numerical si... (more…)