Vacuum heat treatment furnace is the 1 type of industrial electric furnace. it is a comprehensive te... (more…)
static water characteristic temperature is about 380 ℃, from 800 to 380 ℃ for the steam film stage,... (more…)
An automatic control system for quenching tanks is a system for automatic control and management of... (more…)
Water is the most stable substance in the physical and chemical properties of nature, rich in resour... (more…)
According to the characteristics of bearing processing, there are two main types of equipment used:... (more…)
Relation curves of quenching intensity, hardening capacity and flow velocityIt can be seen from the... (more…)
Combined with the graph analysis of the characteristic points of the cooling curve, it is concluded... (more…)
In the study of cooling curve, people have done a lot of work and made valuable research results. Ho... (more…)
For some high alloy steels, such as D2.D3, the volume or length decreases as the temperature of the... (more…)
The figure shows the Grossman of quenching oil at different flow rates according to the end quenchin... (more…)