GB/T 40911.2-2021 Plastics—Poly(methyl methacrylate)sheets—Types,dimensions and characteristics—Part 2:Extruded sheets

GB/T 40911.3-2021 Plastics—Poly(methyl methacrylate) sheets—Types,dimensions and characteristics—Part 3:Continuous cast sheets

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 1034-2008 Plastics—Determination of water absorption GB/T 1040.2-2006 Plastics—Determination of tensile properties—Part 2:Test conditions for moulding and extrusion plastics GB/T 1043.1-2008 Plastics—Determination of charpy impact properties—Part 1:Non-instrumented impact test GB/T 1633-2000 Plastics—Thermoplastic materials—Determination of Vicat softening temperature(VST) GB/T 1634.1-2019 Plastics—Determination of temperature of deflection under load—Part 1:General test method GB/T 1634.2-2019 Plastics—Determination of temperature of deflection under load—Part 2:Plastics and ebonite GB/T 2410-2008 Determination of the luminous transmittance and haze of transparent plastics 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 2918-2018 Plastics—Standard atmospheres for conditioning and testing GB/T 3398.2-2008 Plastics—Determination of hardness—Part 2:Rockwell hardness 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 16422.2-2014 Plastics—Methods of exposure to laboratory light sources—Part 2:Xenon-arc sources GB/T 39691-2020 Plastics—Determination of refractive index ISO 1628-6 ISO 2818 GB/T 6672-2001 Plastics film and sheeting—Determination of thickness by mechanical scanning GB/T 6673-2001 Determination of length and width of plastics film and sheeting GB/T 9341-2000 Plastics—Determination of flexural properties GB/T 9341-2008 Plastics—Determination of flexural properties GB/T 12027-2004 Plastics—Film and sheeting—Determination of dimensional change on heating GB/T 36800.2-2018 Plastics—Thermomechanical analysis(TMA)—Part 2:Determination of coefficient of linear thermal expansion and glass transition temperature

ISO 7823-2:2003