阀瓣密封根据需要时封面均堆焊接有硬质合金，密封面采用线密封，保证密封的可靠性，并可防止结疤。
Flap valve cover seals are required when there is carbide reactor welding, sealing surface with thread sealing, to ensure the reliability of sealing and prevents scarring.
讨论了焊接参数，堆焊位置、磁场控制等对堆焊工艺及堆焊层性能的影响。
The article discussed the welding parameter, surfacing position and magnetic control to affect welding process and overlay properties.
前言：采用焊条电弧焊工艺方法，选用C HR322堆焊焊条在Q235钢基体上以不同的焊接电流进行了堆焊试验。
Surfacing process test is made on Q235 steel substrate by shielded metal arc welding process using electrode CHR322 at different welding current condition.
本文通过焊接试验、显微分析和磨损试验论述了以铬、镍、铁基合金代替钴、铬、钨合金作石油钻头牙爪堆焊耐磨合金的问题。
In this article we discussed the possibility of replacement of cobalt alloy by Cr-Ni iron Base alloy in drill bit bearing on the basis of welding test, wearing test and microscopic examination.
在总结前人经验的基础上，通过平板堆焊实例利用直接法同时计算焊接温度场和应力场，模拟出了焊接过程。
Based on summing up others' experience, this paper research the direct method to calculate and simulate the temperature and stress field at the same time through a board surfacing welding sample.
采用堆焊焊条CHR322，在A 3钢基体上以不同的焊接工艺进行手工电弧堆焊试验。
Surfacing process is conducted on the substrate of steel A3 by shielded metal arc welding process using electrode CHR322 under different welding current conditions.
分析了堆焊熔敷金属的显微组织，研究了焊接线能量对堆焊层金属显微组织形成的影响。
The microstructure of the deposited metal and the effect of the welding heat input on the formation of the deposited metal are studied.
从实验结果来看视觉传感系统所得到的图像能够清晰反映出TIG熔敷堆焊的焊接轨迹。
From the result of experiment, the vision sensor system get the image that can reflect the weld track of TIG Deposit surfacing welding clearly.
应用该系统进行了堆焊试验，对试验结果进行分析得出了焊接工艺参数与成型焊缝熔宽、余高之间的关系。
Using this system and the analysis of the results, the relationship of weld parameters between weld width and weld height was gotten.
铝青铜，耐磨、耐蚀，强度高。铜合金焊接或堆焊。
Aluminum bronze, wear and corrosion and high strength. Welding or surfacing of copper alloys.
采用平板堆焊的方法及高速摄像系统，研究了双电极钛钙型碳钢焊条的焊芯间距对焊接工艺和电弧形态的影响。
The effect of span between two cores of lime-titania type carbon-steel electrode was investigated using the method of overlay welding on the plate work-piece and high speed camera system.
电火花堆焊工艺具有热输入量小、残余应力可忽略不计等显著特点，在特殊关键部件焊接中有不可替代性。
The electric spark build-up welding technology features less heat input and negligible residual stress etc., which is non - replaceable in the welding of special key components.
结果表明，在P -GMAW薄板堆焊中，以焊接规范为输入变量，利用该网络模型能很好的预测背面熔宽。
The results showed that the backside melting width can be predicted by the network model during P-GMAW bead welding the thin plate when the welding parameters were input variable.
修理前，围绕兼顾解决焊接性、应力和变形问题，结合实际施工条件制定了以手工钨极氩弧焊、镍基焊丝、焊前低温预热、焊后锤击焊缝为要素的冷堆焊工艺。
The method of surfacing welding sealing strip was adopted to repair the deformation of the flange joint surface of the high and intermediate pressure outer casing .
铝青铜，耐磨、耐蚀，强度高。铜合金焊接或堆焊用。
Aluminum bronze, wear and corrosion and high strength. Welding or surfacing of copper alloys.
在堆焊过程中，调节磁场参数和焊接工艺进行实验，测试了不同参数下的堆焊层硬度、磨损性能以及分析了其显微组织。
The properties of the surfacing layer was improved by the effect of magnetic field. The parameters of magnetic field and welding were altered during welding process.
系统地研究了磁场强度H和焊接电流I对钴基堆焊合金堆焊层硬度和耐磨性的影响，发现当磁场强度H和焊接参数相匹配时，焊缝组织才能获得最佳的细化效果。
This paper discussed the influence of the magnetic field intensity H and welding current I on the hardness and the wear resistance of the Co-based alloys surfacing lager.
通过药芯焊丝配方的设计，结合TIG焊接方法，对堆焊层的耐磨性进行了研究。
The wear resistance of surfacing layer was investigated by the design of flux-cored wires and tig welding method.
适用于铜镍合金的焊接和堆焊。如化工设备、海水淡化、海洋结构、造船、石油精炼、食品工业以及耐蚀装置和容器等。
Particularly suitable for the joining and overlay welding of copper nickel such as machinery, desalting of seawater, ship-building, oil refinery, and food processing industries.
本发明涉及焊接和堆焊，还可以用于修复回转体类型件，特别是钻杆的磨损部分。
The invention relates to welding and overlaying and can be used for recovering worn-out parts of pieces like solids of revolution, in particular drill pipes.
介绍了采用大电流、高焊速的MAG焊工艺在高锰铸钢上进行三种不同焊接材料的堆焊试验研究；
The MAG welding method with large electric current and high welding speed is used. Three different welding materials are campared. The surface property of high manganese cast steel is tested.
结果表明，堆焊金属的显微硬度分布取决于其显微组织，焊接线能量的大小对显微组织的形成有影响。
The results show that the micro-hardness of the deposited layers depends on the microstructure which …
本发明公开了一种可通过焊接形成石墨钢堆焊金属的焊条。它由低碳钢、镍或镍基合金制成的焊芯和压涂在焊芯外表面的焊条药皮构成；
The welding rod capable of forming pile-up welded graphite-steel metal consists of welding rod core of low-carbon steel and nickel or nickel-base alloy and coating outside the welding rod core.
本发明公开了一种可通过焊接形成石墨钢堆焊金属的焊条。它由低碳钢、镍或镍基合金制成的焊芯和压涂在焊芯外表面的焊条药皮构成；
The welding rod capable of forming pile-up welded graphite-steel metal consists of welding rod core of low-carbon steel and nickel or nickel-base alloy and coating outside the welding rod core.
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