长期以来,异种钢接头熔合区一直是焊接工作者研究的重点。
As an emphasis, the fusion zone is always studied by the welding engineers for a long time.
利用异种钢接头的金相观察和硬度测试结果,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.
所得结论、对研究异种钢接头熔合线两侧的冷裂纹的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.
结果表明,过渡区马氏体组织的生成,异种钢接头的热应力是产生焊接裂纹的主要原因。
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.
利用舍夫勒图,设计了一套软件,用它可以预测异种钢接头焊缝组织,并通过一个具体实例说明了该软件的应用。
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.
本文分析了高压氨洗塔中四种复杂的异种钢接头的焊接性能,对接头坡口设计、焊材的选用、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.
异种钢焊接接头在焊接时或使用期间,发生失效的主要区域通常在熔合区。
The main region of invalidation of the weld joint between different steels is commonly in fusion zone during welding or serving.
异种钢焊接接头作为工件的主要部位,其性能和工艺的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.
针对某电厂异种钢焊接接头高温早期失效的过热器管件进行了调查研究和失效分析。
The early losing effectiveness causes of the superheater pipe welding joint were investigated and analysed.
对长时运行前后T91/G102异种钢焊接接头的显微组织及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.
对长时运行前后T91/G102异种钢焊接接头的显微组织及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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