The invention relates to the field of heat treatment of metals and may be used for hardening the railway transport automatic coupler parts. The hardening method includes induction heating of the automatic coupler and its subsequent cooling. The induction heating is performed within the automatic coupler part working surface area. The heated surface is cooled by water fed through openings in the coil body.
METHOD FOR THE MANUFACTURE OF HARD SURFACE LAYER ON THE AUTOMATIC FREIGHT CAR COUPLER PART
2019-09-26
Patent
Electronic Resource
English
The freight car coupler situation. Edward grafstrom
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