bead welding

Oxy-acetylene Bead Welding of the Taper Face of the Valve Head of Diesel Engine

柴油机气门盘锥面氧－乙炔自动堆焊工艺

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The theory of stability of a liquid with free surface is applied to understand the'humping'phenomenon in bead formation during high speed welding.

应用具有自由表面的流体稳定性理论，解释了高速焊接时驼峰焊道的产生机理，并通过对熔池形成过程的实时图像采集对该理论进行了验证。

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Optimizing Design on High Temperature Wearing Resistance Bead Welding Alloy for Valve Seal

阀门密封面高温耐磨堆焊合金优化设计

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Living examples in repair of air hammer parts by manual bead welding of electrical are have been introduced, which are useful for lengthening service life of air hammer parts and saving cost.

介绍了用手工电弧堆焊的方法将一些空气锤零件修复的实例，对延长空气锤零件的使用寿命、节约生产成本有一定的参考价值。

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Thus formed TiC during crystallization can increase the hardness, ( wearability,) thermal resistance and high-temperature intensity of bead welding metal, which can greatly lower the cost of bead welding rod.

可见，在结晶过程中形成的TiC提高了堆焊金属的硬度、耐磨性、耐热性和高温强度，可大大地降低堆焊焊条的成本。

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Bead welding materials occupy important position in bead welding technique.

而堆焊材料在堆焊技术中又占有重要地位。

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Bead height tracking during welding process using the current as a sensor

电流传感器焊缝高度跟踪技术研究

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Too much spatter and bad-welding bead are the two cirtical problems short circuiting arc welding process.

短路过渡的CO_2焊接存在飞溅大和焊接成型差两大问题.

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Application of bead welding with special wear-resisting material

特种耐磨材料堆焊工艺的应用

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Meanwhile, alloying agents can form carbides, so the hardness of bead welding layer is increased.

同时又由于合金元素能形成碳化物, 因此提高了堆焊层的硬度.

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Moreover, the welding speed effects on the fish-scale spacing and the defocus distance on the weld bead penetration and weld width mainly.

扫描速度对焊缝表面的鱼鳞状条纹间距影响尤为明显；离焦量主要影响焊缝的宽度和熔透性；

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The procedure parameters to keep smooth bead on both sides with single side welding for the sheet, groove size of backing, assembly gap, traverse tolerance between wire and workpiece are all determined by experiment.

通过工艺试验，确定了保证薄板单面焊双面成形、光滑均匀的工艺参数范围、背面垫板凹槽尺寸、工件装配间隙、焊丝和工件的横向偏差量等。

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Wear is the major failure mode of die and mould. Inserting block, electro-brush plating and bead welding have been used widely for repairing dies.

冷冲模具的主要失效形式是磨损，以往常采用镶块嵌入法，堆焊和电刷镀的修复方法。

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Experimental design for weld bead quality control in laser beam welding

激光焊缝质量控制的试验设计研究

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