电站阀门用高合金耐热钢焊接工艺的分析

摘要

Combining relative standards of home and abroad,introduces and analyses welding basic principle and technology procedures of repairing welding,structure welding for valve parts and sealing surface overlaying conducted on casting blank by 10Cr9Mo1VNbN high alloy heat resistant steel for high temperature and high pressure power station valves.%结合国内外相关标准介绍和分析了高温高压电站阀门用10Cr9Mo1VNbN类高合金耐热钢的铸件毛坯的补焊、阀件结构焊和密封面堆焊的焊接基理和工艺过程。