1) multi-nitriding
多元渗氮
1.
Martensitic stainless steel 15-5PH has the surface hardness of up to 60 HRC and much higher wear resistance,but lower corrosion resistance after multi-nitriding and formation of α-Fe saturated solid solution and the nitride complex.
15-5PH马氏体不锈钢,经过多元渗氮形成α-Fe的饱和固溶体和氮化络合物,其表面硬度高达60 HRC,耐磨性能大为提高,但耐腐蚀性不强。
2) plasma N-C-O multi-element penetrating
离子氮碳氧多元共渗
1.
The plasma N-C-O multi-element penetrating process with air and gasoline was studied.
研究了40Cr钢空气/汽油离子氮碳氧多元共渗工艺,利用光学显微镜、显微硬度计、X射线衍射仪和扫描电镜分析了渗层组织、表面硬度、相组成和截面形貌,讨论了空气和汽油的比率对渗层组织、相组成及显微硬度分布的影响。
2.
The effects of ethanol on the thickness of compound layer in plasma N-C-O multi-element penetrating process with air and ethanol were studied by scanning electron microscope(SEM).
研究了40Cr钢在空气/乙醇离子氮碳氧多元共渗过程中乙醇对化合物层厚度的影响。
3) multiple stage nitriding
多段渗氮
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：多元
1.多种多样。
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