GB/T 41494-2022 Aluminum alloy lining plastics pipes and fittings

GB/T 2828.1-2012 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection GB/T 2918-1998 Plastics—Standard atmospheres for conditioning and testing GB/T 2918-2018 Plastics—Standard atmospheres for conditioning and testing GB/T 3190-1996 Wrought aluminium and aluminium alloys—Chemical composition limits GB/T 3190-2008 Wrought aluminium and aluminium alloy——Chemical composition GB/T 3190-2020 Chemical composition of wrought aluminium and aluminium alloys GB/T 3682.1-2018 Plastics—Determination of the melt mass-flow rate(MFR)and melt volume-flow rate(MVR)of thermoplastics—Part 1:Standard method GB/T 4436-1995 Wrought aluminium and aluminium alloy tubes—Dimensions and deviations GB/T 4436-2012 Wrought aluminum and aluminum alloy tubes—Dimensions and deviations GB/T 4437.1-2000 Aluminium and aluminium alloy extruded tubes—Part 1:Seamless tubes GB/T 4437.1-2015 Aluminium and aluminium alloy extruded tubes—Part 1:Seamless tubes GB/T 4437.1-2023 Aluminium and aluminium alloys extruded tubes—Part 1:Seamless tubes GB/T 6111-2003 Thermoplastics pipes for the conveyance of fluids-Resistance to internal pressure—Test method GB/T 6111-2018 Thermoplastics piping systems for the conveyance of fluids—Determination of the resistance to internal pressure GB/T 7307-2001 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads GB/T 8013.1-2007 Anodic oxide coatings and organic polymer coatings on aluminium and its alloys—Part 1:Anodic oxide coatings GB/T 8013.1-2018 Anodic oxide coatings and organic polymer coatings on aluminium and its alloys—Part 1:Anodic oxide coatings GB/T 8806-2008 Plastics piping systems—Plastics components—Determination of dimensions GB/T 10798-2001 Table of universal wall thickness of thermoplastics pipe GB 15558.1-1995 Buried polyethylene (PE) pipes for the supply of gaseous fuels GB 15558.1-2003 Buried Polyethylene(PE)piping systems for the supply of gaseous fuels—Part 1:Pipes GB/T 15558.1-2015 Buried polyethylene(PE)piping systems for the supply of gaseous fuels—Part 1:Pipes GB/T 15558.1-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 1:General GB/T 17219-1998 Standard for safety evaluation of equipment and protective materials in drinking water system GB/T 18742.2-2002 Polypropylene piping systems for hot and cold water installations—Part 2:Pipes GB/T 18742.2-2017 Polypropylene(PP) piping systems for hot and cold water installations—Part 2:Pipes GB/T 18991-2003 Thermoplastics pipes and fittings for hot and cold water systems GB/T 19466.6-2009 Plastics—Differential scanning calorimetry(DSC)—Part 6:Determination of oxidation induction time(isothermal OIT)and oxidation induction temperature(dynamic OIT) GB/T 19473.2-2004 Polybutylene(PB) piping systems for hot and cold water installations—Part 2:Pipes GB/T 19473.2-2020 Polybutene (PB) piping systems for hot and cold water installations—Part 2:Pipes GB/T 28799.2-2012 Plastics piping systems for hot and cold water installations—Polyethylene of raised temperature resistance(PE-RT)—Part 2:Pipes GB/T 28799.2-2020 Polyethylene of raised temperature resistance (PE-RT) piping systems for hot and cold water installations—Part 2:Pipes GB/T 8806-1988 Method for dimension measuring of plastic pipes GB/T 17219-2025 Hygienic safety evaluation of distribution equipment,protective materials and treatment materials in drinking water system