GB/T 15558.5-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 5:Fitness for purpose of the system

GB/T 15558.1-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 1:General GB/T 15558.2-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 2:Pipes GB/T 15558.3-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 3:Fittings GB/T 15558.4-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 4:Valves

GB/T 15558.1-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 1:General GB/T 15558.2-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 2:Pipes GB/T 15558.3-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 3:Fittings GB/T 15558.4-2023 Buried polyethylene(PE) piping systems for the supply of gaseous fuels—Part 4:Valves GB/T 19807-2005 Plastics pipes and fittings—Preparation of test piece assemblies between a polyethylene (PE) pipe and an electrofusion fitting ISO 21751 GB/T 2918-1998 Plastics—Standard atmospheres for conditioning and testing GB/T 2918-2018 Plastics—Standard atmospheres for conditioning and testing 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 19278-2003 General terms and their definitions of thermoplastic pipes, fittings and valves GB/T 19278-2018 General terms and their definitions of thermoplastic pipes,fittings and valves GB/T 19806-2005 Plastics pipes and fittings—Crushing decohesion test for polyethylene(PE) electrofusion assemblies GB/T 19808-2005 Plastics pipes and fittings—Peel decohesion test for polyethylene (PE) electrofusion assemblies of nominal outside diameter greater than or equal to 90 mm GB/T 19809-2005 Plastics pipes and fittings—Preparation of polyethylene (PE) pipe/pipe or pipe/fitting test piece assemblies by butt fusion GB/T 19810-2005 Polyethylene (PE) pipe and fittings—Determination of the tensile strength and failure mode of test pieces from a butt-fused joint GB/T 20674.1-2006 Plastics pipes and fittings—Equipment for fusion jointing polyethylene systems—Part 1:Butt fusion GB/T 20674.1-2020 Plastics pipes and fittings—Equipment for fusion jointing polyethylene systems—Part 1:Butt fusion GB/T 20674.2-2006 Plastics pipes and fittings—Equipment for fusion jointing polyethylene systems—Part 2:Electrofusion GB/T 20674.2-2020 Plastics pipes and fittings—Equipment for fusion jointing polyethylene systems—Part 2:Electrofusion

ISO 4437-5:2014