Heat treatment method for coupler knuckle

The invention provides a heat treatment method for a coupler knuckle. The heat treatment method for the coupler knuckle sequentially comprises the following steps that quenching treatment is conducted on the coupler knuckle; first cooling is conducted on the coupler knuckle; tempering treatment is c...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	JIN PENGDI, LI HUI, WEN BAOLI, QIN XIAOFENG, JIANG YAN, CAI JIANWEI, XIAO LIMIN
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	CHEMISTRY GENERAL DEVICES FOR HEAT TREATMENT OF FERROUS OR NON-FERROUSMETALS OR ALLOYS MAKING METAL MALLEABLE BY DECARBURISATION, TEMPERING OR OTHERTREATMENTS METALLURGY METALLURGY OF IRON MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS
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Beschreibung
Zusammenfassung:	The invention provides a heat treatment method for a coupler knuckle. The heat treatment method for the coupler knuckle sequentially comprises the following steps that quenching treatment is conducted on the coupler knuckle; first cooling is conducted on the coupler knuckle; tempering treatment is conducted on the coupler knuckle; and second cooling is conducted on the coupler knuckle. Through the technical scheme, the problem that in the prior art, the production cost of a coupler knuckle is high can be solved.