设备技术要求翻译? 回复 1# 简宁 1.all welds connecting lugs with flanges & shells of the equipments shall be 100% pt examined, in accordance with grade i, jb/t4730.5-2005 as acceptance criteria. 2.stainless steel surface of the vessel shall be performed with acid cleaning and passivation, and the passivation film shall be blue-spot tested, sucessfully if no blue-spot appears.查看更多