• In this paper the HAZ weld thermal cycles of the welding by both sides submerged arc welded steel pipe were reproduced by the dislocation overlap weld method.

    采用错位叠加方法,再现了螺旋双面弧焊过程中内、外焊焊接影响区(HAZ)焊接循环

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  • In the production of spiral weld pipe, the quality of the online automatic submerged arc welding is of significant importance to the final steel pipe product.

    螺旋生产过程中,在线自动焊的焊接质量最终钢管产品的质量具有十分重要意义。

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  • The experimental results and application effects of weld toughness of spirally submerged arc welded pipe are introduced.

    本文介绍了弧焊钢管焊缝韧性试验研究结果工业生产应用效果

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  • The experimental results and application effects of weld toughness of spirally submerged arc welded pipe are introduced.

    本文介绍了弧焊钢管焊缝韧性试验研究结果工业生产应用效果

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