DL/T 5417-2009 Specification for construction quality inspection and assessment of thermal power plant flue gas desulphurization

DL/T 5161.17-2018 Electrical installation engineering quality inspection and evaluation regulations Part 17: Electrical lighting installation construction quality inspection DL/T 5161.17-2002 Specification for construction quality checkout and evaluation of electric equipment installation Part 17:Electric lighting device DL5210.1-2021 Electricity Construction Quality Acceptance and Evaluation Regulations Part 1: Civil Engineering DL/T 5210.1-2012 Specification for construction quality acceptance and evaluation of electric power construct Part 1:Civil construction engineering DL/T 5210.1-2005 Specification for construction quality acceptance and evaluation of electric power construct Part 1:Civil construction engineering DL/T 5210.1-2021 Electric Power Construction Quality Acceptance Regulations Part 1: Civil Engineering DL/T 679-2012 Welding technician technical evaluation regulations DL/T 679-1999 Welding technician examination regulations DL/T 679-2025 Welding technician technical evaluation regulations DL/T 752-2023 "Rules for Welding Technology of Heterogeneous Steel in Thermal Power Plant" DL/T 752-2010 Welding Technical Specification for Blended Steel in Thermal Power Plant DL/T 752-2001 Code for welding technology of different types of steel in thermal power plants DL/T 776-2012 Insulation Materials for Thermal Power Plants DL/T 776-2001 Heating Power Plant Insulation Material Technical Requirements DL/T 776-2019 Insulation Materials for Thermal Power Plants DL/T 819-2019 Welding Heat Treatment Procedures for Thermal Power Plants DL/T 819-2010 Welding Heat Treatment Technical Specification for Large Power Generating Plant DL/T 819-2002 Welding Heat Treatment Technical Specification for Thermal Power Plant DL/T 820-2002 The code of ultrasonic inspection section for butt welds of pipes DL/T 821-2002 The code of radiographic examination of butt welded-joints of pressure steels pipes and tubes DL/T 868-2014 Welding Procedure Qualification Procedures DL/T 868-2004 Welding Procedure Verification Procedures DL/T 869-2004 Welding Procedures for Thermal Power Plants GB 18241.1-2001 Rubber lining—Part 1 Anticorrosion lining for equipment GB/T 18241.4-2006 Rubber lining—Part 4:Anticorrosion lining for flue gas desulfurization GB 50026-2020 Code for engineering surveying GB 50168-2018 Standard for construction and acceptance of cable line electric equipment installation engineering GB 50169-2016 Code for construction and acceptance of grounding connection electric equipment installation engineering GB 50171-2012 Code for construction and acceptance of switchboard outfit complete cubicle and secondary circuit electric equipment installation engineering GB 50212-2002 GB 50257-2014 Electrical installation engineering Explosion and fire hazardous environment electrical installation construction and acceptance specifications GB 50270-1998 GB 50275-2010 Code for construction and acceptance of fan,compressor and pump installation GB 50303-2015 Code for acceptance of construction quality ofelectrical installation in building GB 7251.1-1997 Low-voltage switchgear and control gear assemblies—Part 1:Type-tested and partially type-tested assemblies GB 7251.1-2005 Low-voltage switchgear and control gear assemblies—Part 1:Type-tested and partially type-tested assemblies GB/T 7251.1-2013 Low-voltage switchgear and controlgear assemblies—Part 1:General rules GB/T 7251.1-2023 Low-voltage switchgear and controlgear assemblies—Part 1:General rules GB 7251.2-1997 Low-voltage switchgear and control gear assemblies—Part 2:Particular requirements for busbar trunking systems(busways) GB 7251.2-2006 Low-voltage switchgear and controlgear assemblies—Part 2:Particular requirements for busbar trunking systems (busways) GB/T 7251.2-2023 Low-voltage switchgear and controlgear assemblies—Part 2:Power switchgear and controlgear assemblies GB 7251.3-1997 Low-voltage switchgear and control gear assemblies—Part 3:Particular requirements for low-voltage switchgear and control gear assemblies intended to be installed in places where unskilled persons have access for their use—Distribution boards GB/T 7251.3-2006 Low-voltage switchgear and control gear assemblies—Part 3:Particular requirements for low-voltage switchgear and control gear assemblies intended to be installed in places where unskilled persons have access for their use—Distribution boards GB/T 7251.3-2017 Low-voltage switchgear and controlgear assemblies—Part 3:Distribution boardsintended to be operated by ordinary persons(DBO) GB 7251.4-1998 Low-voltage switchgear and control gear assemblies—Part 4:Particular requirements for assemblies for construction sites(ACS) GB/T 7251.4-2006 Low-voltage switchgear and control gear assemblies—Part 4:Particular requirements for assemblies for construction sites(ACS) GB/T 7251.4-2017 Low-voltage switchgear and controlgear assemblies—Part 4:Particular requirements for assemblies for construction sites(ACS) GB 7251.5-1998 Low-voltage switchgear and control gear assemblies—Part 5:Particular requirements for assemblies intended to be installed outdoors in public places—Cable distribution cabinets (CDCs)for power distribution in networks GB/T 7251.5-2008 Low-voltage switchgear and controlgear assemblies—Part 5:Particular requirements for assemblies for power distribution in public networks GB/T 7251.5-2017 Low-voltage switchgear and controlgear assemblies—Part 5:Assemblies for power distribution in public networks GB/T 7251.5-2025 Low-voltage switchgear and controlgear assemblies—Part 5:Assemblies for power distribution in public networks GB/T 7251.6-2015 Low-voltage switchgear and controlgear assemblies—Part 6:Busbar trunking systems(busways) GB/T 7251.7-2015 Low-voltage switchgear and controlgear assemblies—Part 7:Assemblies for specific applications such as marinas,camping sites,market squares,electric vehicles charging stations GB/T 7251.7-2025 Low-voltage switchgear and controlgear assemblies—Part 7:Assemblies for specific applications such as marinas,camping sites,market squares,electric vehicle charging stations GB/T 7251.8-2005 Low-voltage switchgear and controlgear assemblies—General technology requirement for intelligent assemblies GB/T 7251.8-2020 Low-voltage switchgear and controlgear assemblies—Part 8:General technical requirements for intelligent assembly GB/T 7251.10-2014 Low-voltage switchgear and controlgear assemblies—Part 10:Guidance to specifying assemblies GB/T 7251.10-2025 Low-voltage switchgear and controlgear assemblies—Part 10:Guidance to specifying assemblies GB/T 7251.12-2013 Low-voltage switchgear and controlgear assemblies—Part 2:Power switchgear and controlgear assemblies GB 8923-1988 GB/T 3323-1987 Methods for radiographic inspection and classification of radiographs for fusion welded butt joints in steel GB/T 3323-2005 Radiographic examination of fusion welded joints in metallic materials GB/T 3323.1-2019 Non-destructive testing of welds—Radiographic testing—Part 1:X-and gamma-ray techniques with film GB/T 3323.2-2019 Non-destructive testing of welds—Radiographic testing—Part 2:X-and gamma-ray techniques with digital detectors GBJ 149 HG/T 20677-1990 HG/T 2640-2004 Glass flake lining construction technical requirements