The valve rod (steel 35) is nitrided in the fluid soft nitriding process, the main material being made up of urea.
采用以尿素为主要原料的液体软氨化工艺，对阀杆(35钢)进行了氮化处理。
The process is applied to alloy steel components which would normally be nitrided. it should be noted that the process has two main advantages over the traditional process.
这个过程是适用于合金钢部件通常将氮化。应当指出的是，这一进程有两个主要优势的传统工艺。
The microstructure and hardness of the layer of H13 tool steel gas-nitrided in different heat treatment conditions were studied by X-ray, SEM and micro-hardness test.
采用X射线衍射、扫描电镜及显微硬度等技术，综合比较和分析了H13模具钢在不同热处理状态下经相同气体渗氮处理后表层的组织结构和硬度。
Nitrided characteristics of a new kind alloys tool steel are investigated.
对一种新型合金工具钢的渗氮特性进行了初步研究。
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.
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 low temperature plasma nitrided case of 321 stainless steel was analyzed by XRD, and the analysis found that the diffraction peak had evidently moved in low-angle region.
对经低温离子渗氮的AISI 321纲渗层进行了XRD分析，发现试样的谱峰明显向低角度偏移。
The low temperature plasma nitrided case of 321 stainless steel was analyzed by XRD, and the analysis found that the diffraction peak had evidently moved in low-angle region.
对经低温离子渗氮的AISI 321纲渗层进行了XRD分析，发现试样的谱峰明显向低角度偏移。
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