T/CECS 10007-2018 Gas-fired heating and water heater burners

GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods 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 1040.1-2006 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1040.1-2018 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1040.1-2025 Plastics—Determination of tensile properties—Part 1:General principles GB/T 1633-2000 Plastics—Thermoplastic materials—Determination of Vicat softening temperature(VST) GB/T 1634.1-2004 Plastics—Determination of temperature of deflection under load—Part 1:General test method GB/T 1634.1-2019 Plastics—Determination of temperature of deflection under load—Part 1:General test method GB/T 1634.1-2025 Plastics—Determination of temperature of deflection under load—Part 1:General test method GB/T 1843-1996 Plastics—Determination of izod impact strength GB/T 1843-2008 Plastics—Determination of izod impact strength 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 3098.1-2010 Mechanical properties of fasteners—Bolts,screws and studs GB/T 3098.3-2016 Mechanical properties of fasteners—Set screws GB/T 3098.5-2016 Mechanical properties of fasteners—Tapping screws GB/T 3098.6-2014 Mechanical properties of fasteners—Stainless steel Bolts,screws and studs GB/T 5169.12-1999 Fire hazard testing for electric and electronic products—Test methods-Glow-wire flammability test on materials GB/T 5169.12-2006 Fire hazard testing for electric and electronic products—Part 12:Glowing/hot-wire based test methods—Glow-wire flammability test method for materials GB/T 5169.12-2013 Fire hazard testing for electric and electronic products—Part 12: Glowing/hot-wire based test methods—Glow-wire flammability index(GWFI) test method for materials GB/T 5169.12-2024 Fire hazard testing for electric and electronic products—Part 12:Glowing/hot-wire based test methods—Glow-wire flammability index (GWFI) test method for materials GB/T 5169.16-2017 Fire hazard testing for electric and electronic products—Part 16:Test flames—50 W horizontal and vertical flame test methods GB 6932-2001 Domestic gas instantaneous water heater GB 6932-2015 Domestic gas instantaneous water heater GB/T 7307-2001 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads GB/T 7322-1997 Test method for pyrometric cone equivalent(refractoriness) of refractories GB/T 7322-2007 Refractory products—Determination of pyrometric cone equivalent (refractoriness) GB/T 7322-2017 Refractory products—Determination of refractoriness GB/T 10125-1997 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2012 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 10125-2021 Corrosion tests in artificial atmospheres—Salt spray tests GB/T 11026.1-2003 Electrical insulating materials-Properties of thermal endurance—Part 1:Ageing procedures and evaluation of test results GB/T 11026.1-2016 Electrical insulating materials—Thermal endurance properties—Part 1:Ageing procedures and evaluation of test results GB/T 13611-1992 Classification of town gas GB/T 13611-2006 Classification and essential property of city gas GB/T 13611-2018 Classification and basic characteristics of city gas GB/T 18033-2000 Seamless copper tubes for water and gas GB/T 18033-2007 Seamless copper tubes for water and gas GB/T 18033-2017 Seamless copper tubes for water and gas GB 25034-2010 Gas-fired heating and hot water combi-boilers GB 25034-2020 Gas-fired heating and hot water combi-boiler JC/T 2137-2012 Infrared radiation ceramic combustion plate with honeycomb structure GB/T 191-2025 Graphical symbols marking for handling and storage of packages GB/T 1633-2025 Plastics—Thermoplastic materials—Determination of Vicat softerning temperature(VST)