• A choke shape design is used for obtaining the satisfactory weld joint.

    采用缩口的接触型式,能获得满意电阻焊接头。

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  • The invention has good weld joint molding effect and uniform weld joint reinforcement.

    发明焊缝成型效果,焊缝余高均匀

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  • All butt, grooved t, and corner joints shall be complete joint penetration weld joints.

    所有对接、T型接头完全侵入连接到焊接接头上。

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  • Therefore, the weld joint is the most significant point in the weld-quality-controlling.

    因此该处对于焊接质量控制就成为重要位置

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  • If applied to a 1 in thick weld joint, the welding symbol below describes what type of weld?

    如果应用1英寸板厚的焊接接头以下焊接符号表示是什么焊缝类型?。

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  • An automatic CO2 welding device for elbow pipe and flange fillet weld joint is introduced in the paper.

    介绍一种法兰角接接头填角自动焊接装置

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  • The corrosion behavior of austenite stainless steel weld joint in the different acidic medium was studied.

    研究奥氏体不锈钢焊接接头不同酸性介质中的腐蚀行为

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  • To deal with corrosion at weld joint, shielded inert gas are will be used and the insulation grade raised.

    采用熔化极惰性气体保护提高焊口绝缘等级,克服焊口的晶间腐蚀

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  • The micro shear test could give a new way to evaluate the mechanical properties in weld joint of aluminium alloy.

    微型剪切试验铝合金焊接接头力学性能评定提供一个途径

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  • In this paper, the influence of pre heating temperature on the content of diffusive hydrogen in weld joint was studied.

    本文研究了焊缝扩散含量预热温度关系。

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  • The influence to corrosion resistant ability of duplex stainless steel (SAF2205) after solution treatment to weld joint.

    分析了采用处理对SAF2205不锈钢腐蚀性能的影响

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  • Once joined, and while still hot, the parts may be pulled apart slightly to reduce the wall thicknesses at the weld joint.

    一旦焊接并且部件还是时候将部件稍微拉开减少焊接接头处

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  • The mechanical property of weld joint was tested and the microstructure was analysed, the welding process was proved feasible.

    通过焊接接头力学性能检验微观组织观察和分析,证明了焊接工艺的可行性。

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  • The main region of invalidation of the weld joint between different steels is commonly in fusion zone during welding or serving.

    异种焊接接头焊接时或使用期间,发生失效主要区域通常熔合

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  • The results showed by verification that, outside the range of weld joint, the calculation theory proposed by this paper is reliable.

    验证结果表明除了焊缝区之外,本文提出计算理论可靠

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  • The results show that the TIG weld joint of ZM5 magnesium alloy is composed of heat affected zone, partially melted zone and weld metal.

    结果表明ZM5合金TIG焊接接头影响部分重熔焊缝组成。

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  • The reason for preventing the weld joint from cold cracking with this kind of insulator to keep the weldment cooling slowdown is discussed also.

    探讨了硅酸铝保温焊接条件下能防止焊接裂纹原因

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  • The tests show: there are steady arc burning, fully fused weld joints, good connection between base metal and weld joint, no air bubble, cracks etc.

    试验过程电弧燃烧稳定焊接接头充分透,母材焊缝连接良好气孔裂纹缺陷。

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  • Widely used for butt weld joint between carbon steel, alloy steel, non-ferrous pipes, bars and profiled materials or butt weld between heterogenous metals.

    广泛用于碳钢合金钢有色金属的、板、型材之间对焊异类金属之间的对焊。

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  • But the mechanical properties of weld joint have influence on selection of welding technology and welding material, and on strength calculation of construction.

    接头性能直接影响结构焊接工艺选择强度计算

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  • The result shows that the fracture mode is low stress brittle fracture. The fracture is mainly caused by needle type martensite in the heat affected zone of the weld joint.

    结果表明连接杆焊缝附近影响存在大量针状马氏体组织,在应力的作用下,导致材料发生脆性断裂

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  • The tensile properties and microstructure of LF6 aluminum alloy weld joint under simulating near earth space environment are studied by means of vacuum thermal cycling system.

    采用真空循环试验装置,模拟地轨道空间环境,研究了LF 6铝合金焊接接头拉伸性能微观组织分析讨论了真空热循环对焊接接头的影响规律。

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  • The stress concentration state of weld joint on a tube socket containing defects exceeding grade after long term service has been evaluated by using the magnetic memory test (MMT).

    记忆检测(M MT)法评价了超标缺陷焊缝长期服役应力集中状况

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  • The test shows that the non-equality and unknown stress distribution of weld joint, which can be promoted by extra-load, is the key to make sure the steel pressure vessel for safety.

    结果表明焊接接头应力不均匀性不确定性影响钢制压力容器安全性关键采用加载法可以有效改善这种非均匀应力分布状况。

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  • The reason of the Weld Joint Cracking on high frequency welding pipe was investigated by using macroscopic observation, metallographic technology, fracture analysis and EBSD technology.

    本文通过使用宏观观察金相分析断口分析电子背散射衍射(EBSD)等分析手段高频后弯管开裂原因进行了分析

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  • Aiming at the zinc residue in the weld joint nugget of DP590GA, a double-impulse welding parameter with preheating impulse is designed to further improve its mechanical properties of the weld joint.

    针对DP590GA焊点熔核元素残留现象,设计预热的双脉冲焊接规范,进一步改善点焊接头力学性能

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  • Aiming at the zinc residue in the weld joint nugget of DP590GA, a double-impulse welding parameter with preheating impulse is designed to further improve its mechanical properties of the weld joint.

    针对DP590GA焊点熔核元素残留现象,设计预热的双脉冲焊接规范,进一步改善点焊接头力学性能

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