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New heat treatment process of Automobile Gears

Since the mid-1980s, China’s gear industry has developed rapidly. Due to the high requirements of technical parameters, the gear required by automobile puts forward higher requirements for the quality of gear heat treatment. In order to further improve the quality level of gear heat treatment in China, meet the...

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Heat treatment and induction hardening of Automobile Gears

In the early automobile gear production, heat treatment induction quenching was widely used because of its high production efficiency, small workpiece deformation, energy conservation and environmental protection, easy automation and so on. According to the strength standard of American AGM a gear, the contact fatigue strength of heat-treated induction...

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Carbonitriding process for heat treatment of Automobile Gears

Heat treatment carbonitriding process is frequently used because it can effectively improve the depth of carburizing layer, obtain high hardness, ensure fine austenite grain, reduce part deformation, improve gear strength and wear resistance within a given time. Harbin North Special Vehicle Manufacturing Co., Ltd. has continuously studied the heat...

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Carburizing process for heat treatment of Automobile Gears

Heat treatment carburizing process can make gears have good comprehensive mechanical properties, so it is most widely used in the production of automobile gears. At present, the heat treatment carburizing process used in the production of automobile gears in the world is mainly gas carburizing. Gas carburizing is the...

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Pre heat treatment process of automobile gear

Automobile gears are usually made of low-carbon alloy carburized steel. Gear blanks generally need to go through multiple cold and hot processing processes such as forging ※ pre heat treatment ※ cutting ※ carburizing and quenching ※ finishing, so as to obtain high surface hardness and good core toughness,...

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