The process comprises: the preparation before nitriding, the preparation period, the temperature-riseperiod and the temperature-fall period of the nitriding process.
工艺过程为:氮化前的准备工作,氮化过程的准备阶段、升温阶段和降温阶段。
2
The temperature will rise quickly during this period.
在这段时间内气温会迅速上升。
3
Therefore, we have introduced another method which shows whether the temperaturerise exists or not during a certain period when the cooking heater is activated.