The cooling medium is usually mineral oil (mineral oil). Such as engine oil, transformer oil and die... (more…)
Heat treatment quenching tank production, the preferred choice of the appropriate type of quenching... (more…)
quenching oil are used at high temperature for a long time, which accelerates the aging and deterior... (more…)
The low quenching cooling speed is the cause of insufficient quenching hardness, uneven hardness and... (more…)
PAG quenching agent is mainly suitable for integral dipping quenching and induction heating quenchin... (more…)
5CrNiMo steel hot forging die is usually heat treated after opening the cavity, but now heat treatme... (more…)
fine pearlite isothermal quenching is to isothermally austenitize the steel in a hot bath at about 5... (more…)
The heat treatment method used to improve the mechanical properties of various metal materials under... (more…)
the heat treatment process of 42CrMo steel motor shaft is: 600~650 ℃ preheat for 1~2h, heat up to (8... (more…)
The lifting device of quenching tank cover shall be flexible and reliable, open freely, and there sh... (more…)