T/CECS 10105-2020 Commercial full pre-mix condensing hot water stove

GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 228.1-2010 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 228.1-2021 Metallic materials—Tensile testing—Part 1:Method of test at room temperature GB/T 231.1-2002 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2009 Metallic materials—Brinell hardness test—Part 1:Test method GB/T 231.1-2018 Metallic materials—Brinell hardness test—Part 1:Test method 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 3280-2015 Cold rolled stainless steel plate, sheet and strip GB/T 4208-2017 Degrees of protection provided by enclosure(IP code) GB 4706.1-2005 Household and similar electrical appliances—Safety—Part 1:General requirements GB 5013.1-1997 Rubber insulated cables of rated voltages up to and including 450/750V—Part 1:General requirements GB/T 5013.1-2008 Rubber insulated cables of rated voltages up to and including 450/750 V—Part 1:General requirements GB 5023.1-1997 Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V—Part 1:General requirements GB/T 5023.1-2008 Polyvinyl chloride insulated cables of rated voltages up to and including 450/750 V—Part 1:General requirements GB/T 7306.1-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads—Part 1:Parallel internal and taper external threads GB/T 7306.2-2000 Pipe threads with 55 degree thread angle where pressure-tight joints are made on the threads—Part 2:Taper internal and external threads GB/T 7307-2001 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads GB/T 9112-2000 Types and parameters for steel pipe flanges GB/T 9112-2010 Types and parameters for steel pipe flanges 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 14536.1-1998 Automatic electrical controls for household and similar use Part 1:General requirements GB/T 14536.1-2008 Automatic electrical controls for household and similar use—Part 1:General requirements GB/T 14536.1-2022 Automatic electrical controls—Part 1:General requirements GB/T 16411-1996 Universal test methods of gas burning appliances for domestic use GB/T 16411-2008 Universal test methods of gas burning appliances for domestic use GB/T 16411-2023 Universal test methods of gas burning appliances for domestic use GB 25034-2010 Gas-fired heating and hot water combi-boilers GB 25034-2020 Gas-fired heating and hot water combi-boiler GB/T 37499-2019 Safety and control devices for gas burners and gas-burning appliances—Particular requirements—Automatic and semi-automatic valves GB/T 37992-2019 Safety and control devices for gas burners and gas-burning-appliances—Particular requirements—Value-proving systems for automatic shut-off valves CJ/T 199-2004 Stainless steel supphy-exhaust pipe for burning equipment CJ/T 199-2018 Supply-exhaust pipe for combustion appliance CJ/T 395-2012 Gas-fired heating and hot water condensing combi-boilers CJ/T 398-2012 Electronic gas/air ratio adjustment devices for household gas appliances CJ/T 421-2013 Electronic controller of household gas burning appliances CJ/T 450-2014 Pneumatic gas/air ratio adjustment devices for gas-burning appliances HG/T 20592 JB/T 81-2015 Sheet steel plate welding flanged steel pipe flange JB 81-1994 Convex Panel-Type Flat-Weld Steel Pipe Flanges T/CECS 10007-2018 Gas-fired heating and water heater burners GB/T 191-2025 Graphical symbols marking for handling and storage of packages