离子氮化炉是在真空容器中使含氮稀薄气体在直流电场中电离，正离子轰击金 属零件表面形成氮化层，以达到表面硬化的设备。
介绍了辉光离子氮化炉的工作原理、改造方案及效果等。
Described in the paper are the working principle, technical modification solution and modification result of the grow plasma nitriding furnace.
通过改造现有辉光离子氮化炉及工艺试验，扩大离子氮化的氮化范围，解决离子氮化后的氧化及变形问题。
By remaking now available glow ion nitrogen furnace and technological test, the range of ion nitrogen is enlarged, the questions of oxide and being out of shape are solved.
采用金相组织分析、显微硬度测试以及普通辉光离子氮化炉等方法和设备 ，研究经不同方式预处理的氨气对离子氮化速度和氮化层组织的影响。
The structure and property of 40Cr steel ion?nitrided layer in the different nitrided atmosphere were investigated by means of Ion Microprobe, XRD, Microscope Analysis and so on.
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