GB/T 33898-2017 General technical specification for membrane bioreactor

HJ 2010 GB/T 700-1988 Carbon structural steels GB/T 700-2006 Carbon structural steels GB/T 709-1988 Dimensions, shape, weight and tolerances for hot-rolled plates and sheets GB/T 709-2006 Dimension,shape,weight and tolerances for hot-rolled steel plates and sheets GB/T 709-2019 Dimension,shape,weight and tolerance for hot-rolled steel strip,plate and sheet GB/T 1220-1992 Stainless steel bars GB/T 1220-2007 Stainless steel bars GB/T 3280-1992 Cold rolled stainless steel sheets and plates GB/T 3280-2007 Cold rolled stainless steel plate, sheet and strip GB/T 3280-2015 Cold rolled stainless steel plate, sheet and strip GB/T 3797-2005 Electrical control assemblies GB/T 3797-2016 Electrical control assemblies GB/T 4237-1992 Hot rolled stainless steel sheets and plates GB/T 4237-2007 Hot rolled stainless steel plate, sheet and strip GB/T 4237-2015 Hot rolled stainless steel plate,sheet and strip GB/T 5836.1-1992 Unplasticized polyvinyl chloride pipes for drainage in buildings GB/T 5836.1-2006 Unplasticized poly (vinyl chloride) (PVC-U) pipes for soil and waste discharge inside buildings GB/T 5836.1-2018 Unplasticized poly(vinyl chloride)(PVC-U)pipes for soil and waste discharge inside buildings GB/T 5836.2-1992 Unplasticized polyvinyl chloride fittings for drainage in buildings GB/T 5836.2-2006 Unplasticized poly (vinyl chloride) (PVC-U) fittings for soil and waste inside buildings GB/T 5836.2-2018 Unplasticized poly(vinyl chloride)(PVC-U) fittings for soil and waste discharge inside buildings GB/T 19866-2005 Specification and qualification of welding procedures for metallic materials—General rules GB/T 20207.1-2006 Acrylonitrile-butadiene-styrene (ABS) pressure piping systems—Part 1:Pipes GB/T 20207.2-2006 Acrylonitrile-butadiene-styrene (ABS) pressure piping systems—Part 2:Fittings HJ 353-2019 Installation Technical Specification for Online Monitoring System of Water Pollution Sources (CODCr, NH3-N, etc.) HJ/T 353-2007 Online Monitoring System Installation Technical Specification for Water Pollution Sources (Trial) HJ 354-2019 Online Monitoring System for Water Pollution Sources (CODCr, NH3-N, etc.) Acceptance Technical Specification HJ/T 354-2007 Online Monitoring System Acceptance Technical Specification for Water Pollution Sources (Trial) HJ 2527-2012 Environmental Protection Product Technical Requirements: Membrane Bioreactor (MBR) JB/T 2932-1999 Water treatment equipment technical specifications GB 50014-2006 Code for design of outdoor wastewater engineering GB 50231-1998 General code for construction and acceptance of mechanical equipment installation engineering GB 50334-2017 Code for quality acceptance of municipal wastewater treatment plant engineering GB 50014-2021 Code for design of outdoor wastewater engineering GB 50141-2008 Code for construction and acceptance of water and sewerage structures GB 50231-2009 General code for construction and acceptance of mechanical equipment installation engineering GB 50235-2010 Code for construction and acceptance of industrial metallic piping GB 50268-2008 Code for construction and acceptance of water and sewerage pipeline works GB 50275-2010 Code for construction and acceptance of fan,compressor and pump installation CJJ 60-2011 Technical specification for operation,maintenance and safety of municipal wastewater treatment plant