CJ/T 318-2009 Polyethylene of raised temperature resistance pipe for solar water heating system

GB/T 18991-2003 Thermoplastics pipes and fittings for hot and cold water systems GB/T 2828.1-2003 Sampling procedures for inspection by attributes—Part 1:Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection 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 2828.2-2008 Sampling procedures for inspection by attributes—Part 2:Sampling plans indexed by limiting quality(LQ)for isolated lot inspection GB/T 2828.3-2008 Sampling procedures for inspection by attributes—Part 3:Skip-lot sampling procedures GB/T 2828.4-2008 Sampling procedures for inspection by attributes—Part 4:Procedures for assessment of declared quality levels GB/T 2828.5-2011 Sampling procedures for inspection by attributes—Part 5:System of sequential sampling plans indexed by acceptance quality limit(AQL)for lot-by-lot inspection GB/T 2828.10-2010 Sampling procedures for inspection by attributes—Part 10:Introduction to the GB/T 2828 series of standards for sampling for inspection by attributes GB/T 2828.11-2008 Sampling procedures for inspection by attributes—Part 11:Procedures for assessment of declared quality levels for small population GB/T 2918-1998 Plastics—Standard atmospheres for conditioning and testing GB/T 2918-2018 Plastics—Standard atmospheres for conditioning and testing GB/T 3682-2000 Determination of the melt mass-flow rate (MFR) and the melt volume-flow rate (MVR) of thermoplastics 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 3682.2-2018 Plastics—Determination of the melt mass-flow rate(MFR)and melt volume-flow rate(MVR)of thermoplastics—Part 2:Method for materials sensitive to time-temperature history and/or moisture 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 6671-2001 Thermoplastics pipes-Determination of longitudinal reversion 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/T 14152-2001 Thermoplastics pipes—Determination of resistance to external blows—Round-the-clock method GB/T 16422.2-1999 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon—arc sources GB/T 16422.2-2014 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc sources GB/T 16422.2-2022 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc lamps GB/T 17219-1998 Standard for safety evaluation of equipment and protective materials in drinking water system GB/T 17391-1998 Test method for thermal stability of polyethylene pipes and fittings GB/T 18252-2000 Plastics piping and ducting systems—Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation GB/T 18252-2008 Plastics piping and ducting systems—Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation GB/T 18252-2020 Plastics piping and ducting systems—Determination of the long-term hydrostatic strength of thermoplastics materials in pipe form by extrapolation GB/T 21300-2007 Plastics pipes and fittings—Determination of opacity 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