This standard specifies the model specifications, requirements, test methods, inspection rules and markings, packaging, transportation and storage of polytetrafluoroethylene pipes (hereinafter referred to as "PTFE pipes"). This standard applies to pipes processed from unfilled polytetrafluoroethylene dis ersed or suspended resin (including polytetrafluoroethylene recycled resin).
QB/T 4877-2015 Referenced Document
GB/T 1033.1-2008 Plastics.Methods for determining density of non-celluar plastics.Part1:Immersion method,liquid pyknometer method and titration method
GB/T 1040.1-2006 Plastics.Determination of tensile properties.Part 1:General principles
GB/T 1408.1-2006 Electrical strength of insulating materials-Test methods-Part 1:Tests at power frequencies
GB/T 23711.1-2009 Spark test method for pressure vessels lined with fluoroplastics
GB/T 2828.1-2012 Inspection procedure by count sampling part 1: Lot by lot inspection sampling plan retrieved by acceptance quality limit (AQL)
GB/T 2918-1998 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 8806-2008 Plastics piping systems.Plastics components.Determination of dimensions