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- The invention relates to a manufacturing method of a titanium nitride layer as well as an apparatus thereof. 本發(fā)明涉及一種氮化鈦層的制造方法及其裝置。
- 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. 球墨鑄鐵經(jīng)過(guò)氣體多元共滲后可在其表面形成氮化層,通過(guò)X射線(xiàn)衍射和掃描電鏡對滲層的相結構與形貌進(jìn)行分析。
- The special ion-nitrding equipment for tantalum parts was manufactured with the proper design of cathode structure to meet the special needs of tantalum nitriding. 通過(guò)工藝試驗,成功地實(shí)現了精密鉭件的離子滲氮,獲得了高硬度、低粗糙度的滲氮層。
- Microstructure Analysis of Powder Sintering Nitride Layer 粉末燒結鋼氮化層微觀(guān)結構分析
- CMOS Devices Isolated by an Implanted Silicon Nitride Layer 離子注入氮化硅隔離的CMOS器件
- The result shows that the porosity of nitrided layer is due to the over concentration of CNO- in the salt bath. 試驗結果表明，滲層疏松主要是由于鹽浴內CNO－濃度過(guò)高所致；
- Keywords sdt bath nitrocarburizing;nitride layer loose layer; 鹽浴氮碳共滲;化合物層;疏松層;
- This paper deals with the kinetics of the ion nitrided layer growth for armco iron, steels 45, 40Cr, 42CrMo and 38CrMoAl. 本文研究了在不同離子滲氮工藝參數下,純鐵、45鋼、40Cr、42CrMo及38CrMoAl鋼等五種材料的離子滲氮層長(cháng)大動(dòng)力學(xué),建立了長(cháng)大動(dòng)力學(xué)的數學(xué)模式。
- The surface layer obtained was composed of the bcc nitride of tantalum instead of orthorhombic oxide. 膜層物相由鉭的氧化物變?yōu)榈铩?/li>
- The fracture failure would occur in nodular iron crankshafts due to the over-shallow and non-uniform thickness of nitriding layer. 球鐵曲軸常常由于滲氮層薄、質(zhì)量不穩定而引起斷裂失效,本課題研究了球鐵曲軸加氧滲氮工藝。
- Reducing discharge interval and increasing electric field intensity could increase the hardness and depth of nitriding layer markedly. 在本工藝條件下，適當減小放電間隙，增大電場(chǎng)強度，可以明顯提高滲層的硬度和深度。
- tantalum nitride 氮化鉭,一氮化鉭
- The results of experiments showed that the Nb can raise the depth of diffusion zone,hardness,wear resistance,strength and toughness of the nitriding layer of the matrix steel. 實(shí)驗結果表明，鈮能增加擴散層深度、硬度及耐磨性，提高滲層的強韌性。
- tantalum nitride resistor 氮化鉭薄片型電阻,氮化鉭膜電阻器,氮化鉭電阻器
- Recent progress is presented regarding the research of structure, process, property, failure and strengthening mechanism of the composite "nitrided layer PVD coating". 摘要介紹了“滲氮／物理氣相沉積(PVD)”復合涂層在涂層結構設計、工藝與性能、失效與強化機制等方面研究的最新進(jìn)展。
- It is proposed that cooling ways greatly influence the hardness of nitrided layer,and the content of CNO - within the range of fluctuation has little effect. 發(fā)現鹽浴滲氮層的硬度受冷卻方式的影響很大 ,而CNO-濃度在一定范圍變化則影響很小 ,釩的滲入有利于改善滲層硬度。
- tantalum nitride film resistor 氮化鉭膜電阻器
- This layer of rock contains a lot of flint. 這一巖層中有大量燧石。
- The inner layer of the wall of a spore. 孢子內壁孢子壁的內層
- This paper has investigated the influence of alloying element Nb on structure and properties of the soft nitriding layer by means of experiments of the matrix steels containing Nb and Nbfree. 通過(guò)含鈮與不含鈮基體鋼氣體軟氮化工藝對比實(shí)驗，初步探索了合金元素鈮對基體鋼軟氮化滲層組織與性能的影響。
