Heat treatment and harm FAQ Overheat Accessories from the roller bearing parts rough mouth microstructure was observed after quenching overheating. But to determine the exact extent of overheating must observe the microstructure. ...... (more…)
Spheroidizing mainly used in steel and eutectoid eutectoid steel, such as carbon tool steel, alloy tool steel, bearing steel. These steels are rolled, forged air cooling, the resulting organization is lamellar pearlite and cementi...... (more…)
Trolley furnace Precautions 1, the operator must be aware of the following points before servicing trolley furnace: Structure and properties of A, furnace and its auxiliary equipment. B, distribution systems, and control the posit...... (more…)
Aging treatment To eliminate the measuring precision molds or parts used in the long dimensions , shape changes , often at a low temperature tempering ( tempering temperature 150-250 ℃) before finishing the workpiece reheated to 1...... (more…)
Nigrescence is a chemical surface treatment, its main role is a dense layer of oxide film formed on the surface of the workpiece, the workpiece to prevent rust corrosion, improve the wear resistance of the workpiece, it is only a ...... (more…)
What is the quench oil tank ? Quench oil tank with hydraulic rapid quenching, open than before compared to better control the oil sump, the quench tank with automatic quench feed platform, the workpiece fall into the sump speed 2....... (more…)
tempering furnace Precautions and Maintenance 1, furnace temperature not exceeding 650 ℃. 2, into the parts do not charge higher than the upper basket. 3, non humid parts and parts with oil back into the stove. 4, ohmic heating is...... (more…)
The Heat Treatment Effects of time and temperature Proper heat treating requires precise control over temperature, time held at a certain temperature and cooling rate. With the exception of stress-relieving, tempering, and aging, ...... (more…)
what is heat treatment process? Heat treatment process can usually be divided into the following: Annealing Main article: Annealing (metallurgy) Annealing is a rather generalized term. Annealing consists of heating a metal to a sp...... (more…)