... double quench hardening 二重淬火 double quenching 二重淬火 double reduction gearbox 两级减速装置 ...
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double-chamber oil quenching-gas cooling furnace 双室油淬气冷炉
double-solution quenching 双液淬火
double-frequency quenching unit 双频淬火机
Double-frequency quenching machines 双频淬火机组
Double Liquid quenching of swords 刀剑双液淬火
double-roller rapid quenching 双辊快淬
double high frequency quenching 二次高频淬火
In addition, to weaken the effect of double quenching on the microstructure and properties of ASTM4130 steel, multi-pass welding and temper bead should be adopted.
另外为消除二次淬火对ASTM 4130钢组织和性能的影响，应采用多层多道焊，并添加回火焊道。
For this reason, special inductor and fixture have been designed and the heat treatment problem of the reverse fork has been successfully solved by double high frequency quenching.
为此，设计制造了特殊的感应器和工装夹具，采用二次高频淬火工艺解决了该倒挡拨叉的热处理难题。
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