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以P91钢材焊接性能为依据,从人机料法环方面分析P91超厚壁大径管道现场焊接工艺并推广应用,对提高P91钢材及管道焊接质量提供参考。
Based on the welding performance of P91 steel, the field welding process of P91 super-thick-walled large-diameter pipe was analyzed and popularized from the aspect of man-machine material method, which provided reference for improving the welding quality of P91 steel and pipe.