NB/T 20110-2012 Technical regulation for installation of PWR nuclear power auxiliary system equipment

GB/T 1184-1996 Geometrical tolerancing—Geometrical tolerance for features without individual tolerance indications GB/T 1568-1997 Technical specifications for keys GB/T 1568-2008 Technical specifications for keys GB 50231-1998 General code for construction and acceptance of mechanical equipment installation engineering GB/T 8923.1-2011 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 1:Rust grades and preparation grades of uncoated steel substrates and of steel substrates after overall removal of previous coatings GB/T 8923.2-2008 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 2:Preparation grades of previously coated steelsubstrates after localized removal of previous coatings GB/T 8923.3-2009 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 3:Preparation grades of welds,edges and other areas with surface imperfections GB/T 8923.4-2013 Preparation of steel substrates before application of paints and related products—Visual assessment of surface cleanliness—Part 4:Initial surface conditions,preparation grades and flash rust grades in connection with high-pressure water jetting HAF 003-1991 Nuclear power plant quality assurance safety regulations HAF 603 GB 50231-2009 General code for construction and acceptance of mechanical equipment installation engineering GB 50275-2010 Code for construction and acceptance of fan,compressor and pump installation