介绍锻钢冷轧工作辊双频感应淬火设备特点，国内首创较低的中频频率的选定，与同类淬火设备比较的优点。
This paPer introduces the equipments of double-frequency induction heating the forged steel cold work roller, and compare with the same kind induction heating equipments.
在成套泵筒感应热处理设备中，淬火机床对满足性能要求起着关键作用。
During induction heat treating of pump tube, quenching machine tool plays a key role to fulfill the required properties.
在成套泵筒感应热处理设备中，淬火机床对满足性能要求起着关键作用。
During induction heat treating of pump tube, quenching machine tool plays a key role to fulfill the required properties.
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