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介绍了P91钢及其焊接接头性能 ,重点讨论了焊缝韧性和接头蠕变断裂强度等问题 ,提出改善它们的建议和可以开展的研究工作。
The properties of P91 steel and its welded joints are introduced. The problems of weld toughness and joint creep rupture strength are discussed in detail. Proposals to improve them and the research work that can be carried out are put forward.