Heat Treatment Industry News
Considered when selecting the cleaning liquid of ultrasonic cleaner
Before purchasing the cleaning system, the parts to be cleaned should be used as follows: to clarify the material composition, structure and quantity of the par
more>ultrasonic cleaning machine of different advantages
One reason is that the cleaning function of ultrasonic cleaner is good, the operation is simple. What people hear sound is 20-20000 hz frequency signal, above 2
more>Application of normalizing in heat treatment
Normalizing is similar to annealing, which has the following characteristics: high mechanical properties, easy operation, short production cycle and less energy
more>Definition value range of hardness of heat treatment workpiece
1. HRC means Rockwell hardness C scale,2. HRC and Hb are widely used in production,3. Application scope of HRC 20-67, equivalent to hb225-650If the hardness is
more>Technical requirements and operation precautions of industrial electric furnace
1) Prepare the lifting appliances for furnace discharge and wear labor protection articles.2) Close all valves on the oil dripper and furnace gas pipeline, turn
more>Comparison of various carburizing methods
(1) Solid carburizingStrengths:(a) The equipment cost is cheap, the operation is simple and does not need high technology.(b) Heat source for heating, electrica
more>The quenching deformation and cracking can be reduced by graded quenching
Graded quenching, also known as hot bath quenching, can ensure the parts to obtain high hardness, and can make the parts to avoid cracking, do not occur or rare
more>Application of stage heating and quenching
Due to the small temperature difference between the inside and outside of the parts, the internal stress of the parts is reduced and the cracking tendency of th
more>Explanation of various carburizing processes
1 - carpurizing,carburizationIn order to improve the carbon content of the surface layer of the workpiece and form a carbon content gradient in it, the workpiec
more>Casting normalizing technical requirements
Technical requirements for normalizing of castings and causes of high hardness after normalizing and preventive and remedial measuresâ‘ The casting clamping met
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