The wear resistance of surfacing layer was investigated by the design of flux-cored wires and tig welding method.
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 influence of surfacing material and processing parameters on the quality of light beam powder surfacing layer is investigated.
研究了堆焊材料组成和堆焊工艺参数对光束粉末堆焊质量的影响规律。
In this paper, the influence of surfacing technology and material on the quality of light beam Ni based alloy powder surfacing layer was investigated.
研究了堆焊工艺和材料对镍基合金光束粉末堆焊质量的影响规律。
After heat treatment, the residual austenite is decreasing and carbides are increasing. The hardness of the surfacing layer is higher than that as welded.
经过热处理后，堆焊层中残余奥氏体的量明显减少，碳化物进一步析出，使得堆焊层的硬度比焊态下有了较大的提高。
The composition of surfacing metal, flux, process variables and heat-treating condition are the main factors influencing the characteristics of surfacing layer.
影响堆焊金属性能的主要因素是堆焊金属的成分、堆焊工艺参数及焊后的热处理制度等。
The transverse crack in surfacing layer, porosity in bead edge and non-fusion between layers are the defects that are liable to produce when multi-layer surfacing is used.
多层堆焊时，易产生堆焊层横向裂纹、焊道边缘气孔及层间结合不良等堆焊缺陷。
The transverse crack in surfacing layer, porosity in bead edge and non fusion between layers are the defects that are liable to produce when multi layer surfacing is used.
堆焊层横向裂纹、焊道边缘气孔及层间未熔合是多层堆焊时易产生的缺陷。
The surfacing process test is introduced. Based on the analysis of test results and the calculation of dilution rate of surfacing layer, the reasonable surfacing specification is selected.
介绍了堆焊工艺试验，在分析试验结果、计算堆焊层稀释率的基础上，选定了合理的堆焊工艺规范。
The Ni based alloy powder surfacing layer was obtained by light beam surfacing on the 45 steel and the microstructure of heat affected zone(HAZ) and the phase of the surfacing layer were studied.
采用聚焦光束热源在45钢母材上获得了镍基合金粉末堆焊层，研究了堆焊层的物相组成及母材热影响区的微观组织特征。
The Ni based alloy powder surfacing layer was obtained by light beam surfacing on the 45 steel and the microstructure of heat affected zone(HAZ) and the phase of the surfacing layer were studied.
采用聚焦光束热源在45钢母材上获得了镍基合金粉末堆焊层，研究了堆焊层的物相组成及母材热影响区的微观组织特征。
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