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Generation of quenching cracks in heat treatment

Connecting rod is an important part of diesel engine. The surface quality, such as quenching cracks, directly causes the scrapping of parts. However, the internal quality, such as structure, performance and micro cracks, is not easy to be found in production, but may cause serious consequences. The connecting rod...

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Heat treatment of automobile connecting rod

In the situation of fierce market competition, under the premise of ensuring product quality, energy saving and consumption reduction is an important means for enterprises to improve economic benefits. No matter whether quenching + high temperature tempering or energy-saving waste heat quenching + high temperature tempering are used, the...

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Heat treatment defects of automobile connecting rod

When mastering, producing and applying such new materials, especially under the condition of mass continuous production, the main obstacle encountered is the lack of regular research on the hot forging processing parameters and the recrystallization law of deformed austenite during cooling after hot deformation, as well as the continuous...

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Development of advanced heat treatment technology

Heat treatment is a kind of hot working process, which heats the steel to a predetermined temperature in the solid state, keeps it at this temperature for a period of time, and then cools it down at a certain speed. Metal heat treatment is one of the important processes...

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