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- butt welding process 对接焊法
- In the process of DC upset butt welding, the joint quality was strongly effected by the temperature distribution in the direction of the plate width. 板材直流电阻对焊过程中,对接端面沿板宽方向的温度分布对焊接接头的质量有很大的影响。
- Unalloyed or alloy steel butt welding tees made by saw process with equal or reduced branches, with quality requirements.Dimensions. 钢管.;有质量要求的、非合金或合金钢制、带等径或缩径支管、用锯加工的对焊三通管
- The copper twyere of blast furnace is composed of casting body and rolling butt end which are joined by TIG hand welding process. 高炉紫铜风口是由铸造本体和轧制端头两个部分采用TIG手工焊接而成。
- Fractured 1Cr18Ni9Ti butt welding flange was analysed by OM, SEM and EDX. 用光学显微镜、扫描电镜和能谱仪分析了 1 Cr1 8Ni9Ti对接焊法兰盘断裂原因。
- Statuses of CO2Laser-MIG Hybrid Butt Welding with Various Parameters[J]. 引用该论文 双元卿;王康健;陈武柱;单际国;张永强.
- This new method not noly prevents the shortcomings in the past, three or four cold tack-weld spots and complex operation, but can effectively improve the quality of the steel pipe butt welding and simplify the operation process. 该方法克服了以往三点点固和四点点固法冷焊点多，操作复杂的缺点，有效地提高了钢管对焊质量，大大减化了操作过程。
- On the basis of experiments, two kinds of butt joint forming physical models and three types of dimple models of fractography have been proposed. These models reveal the essence of welding process and the forming mechanism of white speck. 在试验研究的基础上,提出了两种形式的接头形成物理模型和3种类型的接头断口韧窝模型,由此可揭示接头的形成木质和“白斑”形成机制。
- According to the actual situation of Guangdong province township shipyard,Introduction to butt welding and fillet welding procedure approval process and technical standards and the note. 结合广东省乡镇船厂实际,介绍钢板对接焊和角接焊的焊接工艺认可流程、技术标准和有关注意事项。
- WANG Wei-bin.FEM analysis on the temperature field distribution in electrothermic coupling process of flash butt welding of ultra-fine grain steel[J].Metal Forming Technology,2003,21(3):40-42. [4]王维斌.;超级钢闪光对焊电热耦合过程温度场分布的有限元分析[J]
- Some crack extension probably developed from the unfused section of the butt weld across the thickness of the stiffener during transport and erection. 有些裂纹可能在运输和安装过程中就从加劲肋对接焊未熔透处开始发展。
- Design and management expert system of welding process for pressure. 化工。压力容器焊接工艺制定与管理专家系统。
- It has great interest to establish Expert System (ES) for spot welding process. 建立点焊专家系统，对于实现点焊过程的智能化，优化点焊规范参数，降低对操作者的要求，提高点焊质量，具有重要意义。
- The jointer area ,welding position and welding process influence it mainly. 接头区 域、焊接位置和焊接工艺对其都产生较大的影响。
- Weld-shape( butt weld width, size of fillet weld) is an indicator of weld features and it also is an important factor of quality welding. 焊缝尺寸(对接焊缝的焊缝宽度、角焊缝的焊角尺寸等)表示焊缝形状特征的指标,是影响焊缝质量的重要因素之一。
- This indicated that the fracture had initiated at the unfused butt weld in the longitudinal stiffener. 研究表明裂纹是从纵向加劲助未熔透的对接焊缝中起始的。
- Body ? streamlined flow path minimizes pressure drop. Butt weld, venturi or flanged ends provide piping alternatives. 阀体?流线形流道，最大限度减少压降。对焊、缩喉管或法兰连接端口几种可供选择的连接方式。
- Valves are available in both flanged and butt welding ends.All conform to ASME specifications. 这些阀门都可配置法兰连接端口和对焊连接端口，都符合ASME标准。
- The flash butt welding parameters of axisymmetric 45 steel were determined utilizing the orthogonal test. 摘要利用正交试验法确定了45钢的闪光对焊轴对称件焊接工艺。
- The new welding process has made possible the wide application of stainless steel in petroleum industry. 新的焊接工艺使不锈钢有可能广泛应用在石油工业中。
