核电站蒸汽发生器主承载焊缝的焊接及其质量控制

Welding Process and Quality Control on Strength Welds of Nuclear Station Steam Generator

蒸汽发生器是核电站的核心设备之一,其主承载焊缝作为压力边界直接影响其运行安全和使用寿命。从主承载焊缝的范围入手,分析了其焊材、焊接工艺及坡口,论述了其焊接实施和焊接检验,对今后核电设备制造技术的发展有一定的借鉴意义。

The steam generator is the key equipment of nuclear station. The quality of the strength welds can affect the service safety and life. From the range of strength welds, the filler material, welding technology and groove were analyzed. The welding process and welding inspection were summarized. The research results can provide some information for the improvement of nuclear equipment manufacture process.