• 长期以来,异种钢接头熔合一直焊接工作者研究重点

    As an emphasis, the fusion zone is always studied by the welding engineers for a long time.

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  • 利用异种钢接头金相观察硬度测试结果,验证了所得结论的正确性

    The correctness of those conclusions is proved by theresults of metallographic observations and hardness tests of the dissimilar steel welded joint ofCr30Ni9/high carbon steel.

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  • 所得结论、对研究异种接头熔合线两侧裂纹形成机理有其理论指导作用

    These conclusions are important theory to guide the study of the formation mechanism of cold cracking in the two sides of fusion line of dissimilar steel welded joint.

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  • 结果表明过渡马氏体组织生成,异种接头应力是产生焊接裂纹主要原因

    The results show that martensite at transition area and the thermal stress in the joint of different material will cause crack in clad steel plate during welding.

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  • 利用夫勒设计软件,用它可以预测异种钢接头焊缝组织,通过个具体实例说明软件的应用

    Based on the Schaeffler diagram, a software that predicts the weld microstructure of dissimilar metal weldments is designed, and its application is illustrated with an example.

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  • 本文分析了高压氨洗塔中复杂异种接头焊接性能,对接头坡口设计材的选用、工艺规范的选取进行了深入的探讨

    The paper analyses the weldabilities of four kinds of dissimilar metals welding joints and also discusses the design of welding grooves, selection of filler metals and welding code.

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  • 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

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

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  • 异种焊接接头作为工件主要部位性能工艺好坏直接影响着工件的使用寿命

    As a main part of workpiece, the performance and technics of dissimilar steel welding joints have a key impact on the life-span of workpiece.

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  • 针对某电厂异种钢焊接接头高温早期失效过热管件进行调查研究失效分析

    The early losing effectiveness causes of the superheater pipe welding joint were investigated and analysed.

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  • 长时运行前后T91/G102异种焊接接头显微组织显微硬度进行了研究。

    The microstructure and micro-hardness have been studied on the T91/G102 dissimilar steel welded joints before and after a long-time run.

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  • 长时运行前后T91/G102异种焊接接头显微组织显微硬度进行了研究。

    The microstructure and micro-hardness have been studied on the T91/G102 dissimilar steel welded joints before and after a long-time run.

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