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This paper, based on structure of axle case of three parts and the analysis of its weldability, confirms welding technology for the girth welds of axle case in order to keep its weld quality. 本文根据三段式桥壳结构，通过焊接工艺性分析．确定了桥壳环缝焊接工艺，保证桥壳质量。
Progress in Girth Welding Technology for Large Diameter Oil and Gas Pipelines and Its Application in Baosteel 大口径油气管道环焊技术的进展及在宝钢的应用
girth welding technology 环焊技术
Beijing Lianhehuili Welding Technology Co., Ltd. 北京联合汇力焊接技术有限责任公司。
Beijing Space Weton Welding Technology Co., Ltd. 北京航天威顿焊接技术有限公司。
The possible girth weld match procedure for the pipeline is discussed too. 最后综合各种因素分析了西气东输管道应采用的环焊缝匹配工艺。
Jinan Parweld Asiapac Welding Technology Co., Ltd. 济南派克焊接技术有限公司。
Shanghai Nippen Welding Technology Co., LTD. 上海涅鹏焊接技术有限公司。
In view of the girth welding of ERW welding pipe, some welding procedures are designed. 针对ERW焊管的环焊缝焊接,设计了主线路焊接、连头焊、返修焊接工艺,并依据SY/T4103-1995进行了包括无损探伤和破环性力学性能试验等焊接工艺评定实验。
The possible girth weld match procedure for the pipeline is discussed too at the end of the paper. 最后综合各种因素分析，提出了西气东输管道应采用的环焊缝匹配工艺。
Research on Welding Technology of PE Casing Pipe in Site. 聚乙烯套管现场焊接技术的研究
A welding technology used for assembling an integrated circuit. 装配集成电路的一种焊接工艺。
Fundamental principles of forging, casting and welding technology. 了解锻造、铸造和焊接技术的基本原理。
Abstract: The principle and characteristic of structure of DN63 automtic girth welding machine for motorcycle damper are introduced.The welding machine is practical. 文摘:介绍了DN63摩托车减震器环缝焊接自动焊机的原理及结构特点，由于结构简单、使用方便、具有一定的实用性。
Ultrasonic testing is an important flaw detection technology of oil and gas pipeline girth welds. 超声检测是油气管道环焊缝缺陷检测的一项重要技术。
Introduced here is the advanced flux cored down weld technology. 介绍了药芯焊丝自保护下向焊技术。
With the assembly process,girth welding seam will bear a larger load and heat treatment temprature will exceed the material allowable temprature. 但这种组装方式使环焊缝受载荷较大，而且热处理的温度超过了材料允许的使用温度，因此必须对需热处理的环焊道进行临时加固处理。
Effect of girth weld strength match on limit load and fracture resistance of high strength, large diameter pipelines steel is analyzed with FAD (Failure Analysis Diagram) method. 摘要采用失效评定图技术分析了油气长输管道中高强度管?钢大口径管道环焊缝不同强度匹配形式对管道极度限承载能力以及抗断性能的影响。
The effect of girth weld strength match on the limit load and fracture resistance of high-grade, large diameter pipelines was analyzed with failure analysis diagram (FAD) method. 摘要采用失效评定图技术分析了油气长输管道特别是高强度大口径管道环焊缝不同强度匹配形式对管道极限承载能力以及抗断性能的影响。
The principle and characteristic of structure of DN63 automtic girth welding machine for motorcycle damper are introduced.The welding machine is practical. 介绍了DN63摩托车减震器环缝焊接自动焊机的原理及结构特点，由于结构简单、使用方便、具有一定的实用性。