1) low temperature gas multicomponent thermochemical treatment
低温气体多元共渗
1.
The surface of 20 steel was treated by low temperature gas multicomponent thermochemical treatment.
对20钢表面进行低温气体多元共渗,再进行高频感应加热快速淬火与回火处理。
2.
The technology of low temperature gas multicomponent thermochemical treatment was systematically studied for prohibiting corrosion of stray current.
对低温气体多元共渗技术在预防杂散电流腐蚀方面的应用做了较为系统的研究。
2) gas multi-element penetration
气体多元共渗
1.
In order to increase the attrition resistance,a layer was formed for 40Cr steel after gas multi-element penetration,the phase structure and section appearance were analyzed by the XRD and SEM,result shows that the white layer composed by phase ε and the diffusion layer composed by nitride are form in the surface of 40Cr.
为了提高上述零件的耐磨性,延长使用寿命,对40Cr钢进行气体多元共渗处理。
2.
The nitride layer was formed on the surface of ductile cast iron by gas multi-element penetration, and the phase structure and section appearance of nitride layer were analyzed by the XRD and SEM.
球墨铸铁经过气体多元共渗后可在其表面形成氮化层,通过X射线衍射和扫描电镜对渗层的相结构与形貌进行分析。
3) low temperature gas nitriding
低温气体渗氮
1.
In this work,a nanostructured layer was fabricated on a 0Cr18Ni9 stainless steel sheet surface by a supersonic fine particle bombarding(SFPB) technique,and followed by low temperature gas nitriding.
采用超音速微粒轰击技术(SFPB)对0Cr18Ni9不锈钢试样进行了表面纳米化处理,并对SFPB处理后的试样进行热处理和低温气体渗氮处理,分析讨论了表面纳米化组织及其热稳定性对低温渗氮行为的影响。
4) multi-element penetration
多元共渗
1.
Study on blowout preventer material by multi-element penetration;
防喷器材料多元共渗后的研究
2.
The experiment results show that after multi-element penetration,the hardness,abrasive resistance and corrosion resistance have been greatly improved with new compounds forming.
采用粉末包埋法对黄铜进行单元渗铝和铝、锰、铁多元共渗,对渗后试样分别进行硬度、抗腐蚀性能和摩擦磨损性能的测试。
3.
Corrosion performance of 20 steel was improved by low temperature gas multi-element penetration technique.
采用低温气体多元共渗技术在20钢表面同时渗入碳、氮、氧三种元素,利用X射线衍射仪(XRD)测定了渗层的相组成;另外测试了渗层在浓度为1。
5) multicomponent thermochemical treatment
多元共渗
1.
Experimental research on N-C-B-RE multicomponent thermochemical treatment;
低温气体氮-碳-硼-稀土多元共渗的研究
6) Multicomponent permeation
多元共渗
1.
Carbon,nitrogen,oxygen were infiltrated into the 20 steel by low temperature gas multicomponent permeation technique,and its performance was studied.
采用低温气体多元共渗技术在20钢表面同时渗入C、N、O3种元素,在材料表面形成了厚且致密均匀的渗层。
2.
The microhardness of nodular cast iron and grey cast iron treated by the technology of low temperature gas multicomponent permeation was studied.
采用低温气体多元共渗处理工艺,对经处理的球墨铸铁和灰口铸铁的显微硬度进行研究。
3.
The technology of low temperature gas multicomponent permeation for nodular cast iron was studied.
对球墨铸铁的低温气体多元共渗技术进行了研究。
补充资料：低温气体分离
分子式：
CAS号：
性质：使气体混合物通过压缩、冷却、膨胀等操作在低温下液化将其组分分离的过程。根据气体混合物液化程度的不同，又可分为气体部分液化分离过程与气体全部液化分离过程。
CAS号：
性质：使气体混合物通过压缩、冷却、膨胀等操作在低温下液化将其组分分离的过程。根据气体混合物液化程度的不同，又可分为气体部分液化分离过程与气体全部液化分离过程。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条