The invention relates to a new type of cryogenic treatment equipment for cold roll of horizontal liquid nitrogen injection forging steel
The invention relates to a quenching and tempering process for small diameter cold rollers
The utility model relates to a new damping quenching inductor
The invention relates to a new type of cold roll injection and quenching equipment - a new type
The invention relates to a new type of spray quenching cooling equipment - a new type
The invention relates to a new type of roller quenching water spray device
A new type of inductor used for quenching of large forged steel supporting rolls
The utility model relates to a new type of sprinkler used for quenching cooling of cold rollers
The utility model relates to a new type of cooling pool for quench roll quench
The utility model relates to a new type of connector for roller neck quench inductor and induction transformer
The utility model relates to a support for heat treatment of rollers
The invention relates to a roll induction quenching process method