Based on the experimental results of adding RE to gas carburizing in routine temperature(920～930 ℃),the RE carburizing process model in the routine temperature is put forward.
基于常规温度(920~930℃)下气体渗碳进行优化加入稀土元素的试验结果,提出常规温度下稀土渗碳的工艺模型,用通用有限元分析AD INAT程序进行了数值模拟,取得了较满意的结果。
The factors which affect gas carburizing quality of die & mold steel are analyzed, and ten kinds of usual defects are stressed mainly,as well as the improvement steps are provided.
分析了影响模具钢气体渗碳质量的因素,重点对其10种常见缺陷进行了分析,并提出了改善措施。
In the paper,the author presents the principle of computer control on gas carburizing with great attention on the improvement of control accuray of carbon potential.
介绍计算机控制气体渗碳的原理 ,重点阐述怎样提高碳势控制精度。
The rates of gas carburization in practical atmospheres have been investigated at 925℃.
建立了以CO解离吸附与氧脱附为基础的气体渗碳动力学模型。
The key points of design and manufacture for ultra large tye well gas carburizing furnace depend on furnace temperature and carbon- potencial uniformity as well as its control.
超大型井式气体渗碳炉的设计和制造关键点在于炉温的均匀性和碳势的均匀性及其控制,在投入运行后的关键点在于如何防止长时间高温状态下的高温蠕变和热变形对炉罐等部件的影响等。
A new research & development of continuous gas carburizing furnace is described.
介绍了新研制的网带连续式气体渗碳炉。
Gas Carburization Characteristics of Sub-micron Structure on Fe Surface at Low Temperature;
铁表面亚微米结构的低温气体渗碳特性
Gas Nitrocarburzing for 4Cr5MoSiV1 Steel
4Cr5MoSiV1(H13)钢的气体氮碳共渗
Study on Medium Carbon Steel Chromizing Gas Nitiding Process;
中碳结构钢镀铬气体渗氮可行性研究
liquid carbonitriding
液体碳氮共渗, 液体渗碳氮化法
Preparation and Gases Permeation Properties of Carbon Nanotubes Composite Membrane Supported by Porous Substrate
多孔基体负载的碳纳米管复合膜制备及其气体渗透性能
Study on Process and Mechanism of Ion N-C-O Multielements Penetration in an Atmosphere of Air and Organic Liquid;
空气—有机液体离子氮碳氧共渗工艺及机理的研究
Synthesis and Gas Permeation Properties of Porous Ceramic Supported Carbon Nanotubes Membrane;
多孔陶瓷负载碳纳米管膜的制备及其气体渗透性能
The Influence of Medium and Low Carbon Surface Nanocrystallization to Low Temperature Gas Nitriding;
中低碳钢表面纳米化对低温气体渗氮行为的影响
Effect of Nickel Infiltration on Chemical Vapor Infiltration Process and Properties of C/SiC;
渗镍对碳/碳化硅化学气相渗透过程与性能的影响
Controlled Atmospheres for Quenching and Carburizing of General Machine Parts
通用机械零件淬火及渗碳用控制气氛
At the end of the day, each inhabitant will have generated more than 3.5 pounds of solid waste and 268,000 tonnes of carbon monoxide will have been spewed into the air.
每天结束时，每个美国人将产生3.5磅多的固体垃圾，并有26.8万吨的一氧化碳渗入大气。
The optimization of well patterns of CO_2-flooding for low-permeable reservoir
低渗透油藏注二氧化碳气体的井网优选研究——以松辽盆地南部H油田L油藏为例
hollow fibre gas permeator
中空纤维气体渗透器
condenser ,fixed , gas-impregnated
气体渗透固定冷凝器
gas-impregnated fixed capacitor
气体渗透固定电容器
Investigation of Plasma Electrolytic Carbonitriding Technique in Solution;
液相等离子体电解碳氮共渗技术研究
Microstructure of cementite beside interface in 321/Qd370qD explosive welding
321/Qd370qD爆炸焊接界面渗碳体的微观结构
Spheroidizing Process for Cementite of Steel T12 and Its Microscopic Structure
T12钢渗碳体球化处理及其显微组织