This paper introduces the repair welding procedure for repairing an alumal casting piece of an oil pump cylinder, This method covers the shortages of AC argon arc weld and gas welding.
介绍了对油泵机缸体铝锰合金铸造件缺陷补焊修复的技术工艺，且弥补了若采用交流氩弧焊和气焊施焊时存在的不足。
Plug-weld the connection between the closing panel and the inner light housing under shielding gas.
用气体保护塞焊，焊接封闭板与内侧灯罩之间的接合处。
Weld the outer side member with a full butt weld under shielding gas.
用气体保护全对接焊，焊接外侧梁。
Processing sets include: punch, lathe, drilling machine, contouring machine, grinding machine, wire cutting machine, spot welding, gas shield weld, late shears, CNC machined and cutting center.
加工设备包含：冲床、车床、钻床、铣床、磨床、线切、氩弧焊机、点焊机、气体保护焊机、剪板机、数控加工中心、切削中心。
To deal with corrosion at weld joint, shielded inert gas are will be used and the insulation grade raised.
采用非熔化极惰性气体保护焊，并提高焊口绝缘等级，克服焊口的晶间腐蚀。
CO2 gas shielded arc welding is widely used in production, but the spatter produced in the weld process badly affects the quality of weld.
CO2气体保护焊是广泛应用在生产中的焊接方法，但因为焊接时飞溅过大影响了焊接质量。
Lake's weld Shield Gas Flow Switch has been developed specifically for use in harsh welding applications and will hold up to the typical conditions of the welding environment.
湖的焊接保护气体流量开关是专为在恶劣的焊接应用，并可以保存，焊接环境的典型条件。
Describes difficulties in bent manufacturing, coil welding and weld nondestructive detection, and safety influence on oil and gas production on well sites.
本文叙述了水套炉中，传统蛇形气盘管在盘管弯头制作、盘管焊接、盘管焊缝无损探伤的困难，及其对采油采气井场安全的影响。
The effects of welding speed, defocusing distance, laser power, shielding gas, activating flux and activating elements on weld shape in YAG laser welding of SUS304 stainless steel was studied.
以不锈钢SUS304作为试验对象，分别研究了焊接速度、散焦离焦量、激光功率和保护气体等工艺参数以及活性剂和活性元素硫对不锈钢yag激光焊焊缝成形的影响。
Cracks were found at internal weld toes of the pipes of Fo-Liang gas transporting line.
佛两线天然气输送管道检测与评价时，发现管道内焊趾多处开裂。
The pipes are used for carrying sewage, water, oil or gas. Therefore, the weld seams produced during the manufacture of the pipe must be absolutely leak tight.
用于传输城市污水，水，油或者天然气的管道在焊接时必须保证严格的密封以防止泄露。
Recognizing that the solubility of gas is greater in the liquid state than in the solid state, the subject of weld porosity is relevant to fusion zone discussion.
认识到溶解度的气体是更大的，在液体状态，比在固体状态下，受焊缝孔隙率是相关的熔合区的讨论。
Through orthogonal experiment, laser power, scanning rate and gas flow were optimized and pretreatment techniques were adopted to cancel pore and crack in laser weld of LY12CZ.
为消除LY 12 CZ铝合金激光焊接时焊缝中常见的气孔和裂纹缺陷，通过正交实验，优化了激光功率、扫描速度、保护气体流量等工艺参数，并采取适当的焊前预处理工艺。
The gas got together, and the technician acted against the rules to weld underground in the mine field. There were more than twenty people killed in the fire damp explosion.
瓦斯聚集并且井下技术员违规操作在井下现场焊接，焊接产生的火花引起瓦斯爆炸夺去了二十多人的生命。
Effects of electromagnetic stirring on the shape, structure and mechanical properties of pulse metal inert gas (MIG) weld of 2219 Al-Cu alloy were investigated.
研究电磁搅拌对2219铝铜合金脉冲MIG焊焊缝形状、组织及性能的影响。
The weld is the most important section in nature gas pipeline installation, its quality relates to the whole engineering safety and usage.
天然气管道安装中焊接是整个施工中最为重要的环节，焊缝质量的好坏关系到整个工程的安全与使用。
An autogenous weld is produced by GTAW and can be used to test material weldability and gas shield usage, and to set welding parameters.
可以用氩弧焊(GTAW)制备气焊缝，这种焊接方法可以用来测试材料的可焊接性，检查气体保护的使用以及焊接参数的设定。
The variation of the plasma gas flow can heavily influence the fluidity of the puddle metal and the weld formation though the diameter of the keyhole is hardly changed.
虽然离子气流量的变化对穿孔熔池的孔径影响较小，但对熔池金属的流动性和焊缝成形影响较大。
All the main piece such as standard knot, tie, up and down turntable adopt CO2 gas coverage weld whose depth is big and the deformation is small. The assembling of standard knot can interchange.
标准节、拉杆、上下转台等主要部件(位)全部采用CO2气体保护焊，熔深大，变形小标准节可互换组合。
By combining experiment with theoretical analysis, the influence of adding axial magnetic field on shape and properties of tungsten inert gas (TIG) welding arc and weld profile was studied.
采用实验与理论分析相结合的方法，研究了外加纵向磁场对TIG焊电弧形态、电弧静特性及焊缝形貌的影响。
The flux coatings major task is to vaporize and form a shielding gas to protect the weld puddle from nitrogen, hydrogen and oxygen.
通量涂料主要任务是蒸发，形成保护气体保护焊水坑由氮气，氢气和氧气。
Use the Weld Shield Gas Flow Switch to give your PLC or control system a signal that allows for simple detection of flow problems.
使用焊接保护气体流量开关，让您的PLC或控制系统的信号流问题的简单检测允许。
The acetylene gas generated by calcium carbide can be applied to weld or cut metal materials.
同电石发生乙炔作金属切氰和焊接。
The penetration depth of weld metal can be increased by selecting correct gas-assisting blowing in laser welding.
激光焊接时正确选择侧吹工艺可以增大焊缝熔深。
They cause all the welding of double tubes, joint boxes and gas-collecting tubes to realize the backing weld of TAW-P. The quality of the double tube waste heat boilers have been improved.
并对喷嘴、规范参数、坡口形式等作了相应改进，使双套管、联箱、集气管的焊接全部实现了钨极氩弧焊打底，从而提高了双套管废热锅炉的质量。
The principle and operation procedure of the thermal conduction gas chromatography used to measure the diffusion hydrogen in weld metal was expatiated.
阐述了色谱法测定焊接熔敷金属中扩散氢的测试原理及基本操作程序。
The result shows that laser induced plasma and weld geometry are sensitive to side nozzle height, its inclination angle and side gas flow rate;
结果表明，侧吹喷嘴高度和侧吹流速的变化对光致等离子体行为和焊缝形貌有显著的影响；
XIAO Yuying. Research on Robot of Weld Treatment in Oil and Gas Pipeline [d]. Tangshan: Hebei United University, 2014.
[4]肖玉瑛。油气管道内部焊缝处理机器人的研究[D]。唐山：河北联合大学，2014。
XIAO Yuying. Research on Robot of Weld Treatment in Oil and Gas Pipeline [d]. Tangshan: Hebei United University, 2014.
[4]肖玉瑛。油气管道内部焊缝处理机器人的研究[D]。唐山：河北联合大学，2014。
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