T/SHPTA 060-2023 Polyethylene plastic culvert

GB/T 1033.1-2008 Plastics—Methods for determining the density of non-cellular plastics—Part 1:Immersion method,liquid pyknometer method and titration method GB/T 1040.2-2022 Plastics—Determination of tensile properties—Part 2:Test conditions for moulding and extrusion plastics GB/T 2918-1998 Plastics—Standard atmospheres for conditioning and testing GB/T 2918-2018 Plastics—Standard atmospheres for conditioning and testing 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 6671-2001 Thermoplastics pipes-Determination of longitudinal reversion GB/T 8804.3-2003 Thermoplastic pipes—Determination of tensile properties—Part 3:Polyolefin pipes GB/T 8806-2008 Plastics piping systems—Plastics components—Determination of dimensions GB/T 8806-1988 Method for dimension measuring of plastic pipes GB/T 9341-2008 Plastics—Determination of flexural properties GB/T 9647-2003 Thermoplastics pipes—Determination of ring stiffness GB/T 9647-2015 Thermoplastics pipes—Determination of ring stiffness GB/T 13663.1-2017 Polyethylene(PE)piping systems for water supply—Part 1:General GB/T 13663.3-2018 Polyethylene(PE)piping systems for water supply—Part 3:Fittings GB/T 14152-2001 Thermoplastics pipes—Determination of resistance to external blows—Round-the-clock method GB/T 18042-2000 Thermoplastics pipes—Determination of creep ratio GB/T 18251-2019 Method for the assessment of the degree of pigment or carbon black dispersion in polyolefin pipes,fittings and compounds GB/T 19278-2018 General terms and their definitions of thermoplastic pipes,fittings and valves GB/T 19466.3-2004 Plastics—Differential scanning calorimetry(DSC)—Part 3:Determination of temperature and enthalpy of melting and crystallization 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 19472.2-2017 Polyethylene structure-wall piping systems for underground usage—Part 2:Polyethylene spirally enwound structure-wall pipes GB/T 20674.1-2020 Plastics pipes and fittings—Equipment for fusion jointing polyethylene systems—Part 1:Butt fusion GB/T 20674.2-2020 Plastics pipes and fittings—Equipment for fusion jointing polyethylene systems—Part 2:Electrofusion GB/T 21873-2008 Rubber seals—Joint rings for water supply,drainage and sewerage pipelines—Specification for materials GB/T 32434-2015 Plastics pipes and fittings—Butt fusion jointing procedures for polyethylene(PE)pipes and fittings used in the construction of gas and water distribution systems GB/T 39385-2020 Plastics piping and ducting systems—Thermoplastics pipes—Determination of ring flexibility SH/T 1770-2010 Determination of moisture content in polyethylene plastic GB/T 21873-2025 Rubber seals—Joint rings for water supply,drainage and sewerage pipelines—Specification for materials