the paper introduces single " u " groove welding procedure for stainless steel inner cylinder of multilayer high pressure vessel, opening up a new method for welding clading stainless steel vessel 詳細(xì)介紹了內(nèi)筒為不銹鋼的多層高壓容器外u形坡口的單面焊接工藝,從而為不銹鋼復(fù)合容器的焊接開(kāi)辟了一條新途徑。