Detail of GB 16410-2020

Introduction of GB 16410-2020

Codeofchina.com is in charge of this English translation. In case of any doubt about the English translation, the Chinese original shall be considered authoritative. This standard is developed in accordance with the rules given in GB/T 1.1-2009. This standard replaces GB 16410-2007 Domestic gas cooking appliances. In addition to editorial changes, the following main technical changes have been made with respect to GB 16410-2007: ——Integration cooking appliances and outdoor gas barbecue are added in the application scope; inspection rules, transportation, storage and conditions to which this standard is not applicable are deleted [see Clause 1, f) and g); Clause 1 of Edition 2007]; ——Terms “3.9 integration cooking appliances” and “3.10 gas barbecue” are added; ——The requirements and test methods for integration cooking appliances and outdoor gas barbecue are added (see Clause 5 and Clause 6); ——The maximum pressure rise of gasholder is added (see 5.2.5); ——The requirements related to the compliance with relevant professional standards are added in terms of performance and structure (see 5.2.6 and Table 6); ——Higher requirements for the heat efficiency of cooking appliances are put forward (see Table 5; Table 4 of Edition 2007); ——Higher requirements for durability are put forward (see Table 7; Table 6 of Edition 2007); ——Requirements for the structure of parts and corresponding test methods are deleted (see 5.3.7 and 6.20 of Edition 2007); ——The structures of gas cooker and integration cooking appliances are added (see 5.3.6 and 5.3.7); ——Specific provisions on parts that are in direct contact with food or may come into contact with food are added (see 5.4.1.3); ——Requirements for oven door glass, hotplate of toughened glass, other nonmetallic panels, stove feet, packaging materials, packaging wastes and other materials are deleted (see 5.4.14~5.4.17, 5.4.19 of Edition 2007); ——Requirements for appearance are deleted (5.5 of Edition 2007); ——Requirements for wind speed in the laboratory conditions are modified (see 6.1.2); ——Requirements for the distance from stove to the wall and other covers in cooking appliance test are added [see 6.5g)]; ——The calculation method for the concentration of carbon monoxide in dry flue gas is added (see Table 17); ——Requirements for the geometric parameters, mass parameters and surface chroma parameters of cookware for the gas stove test in China, specific requirements for test cookware and heating water quantity are added (see Table 18); ——Temperature rise test methods are modified, and the arrangement of thermocouple for the measured object (such as knob, drip tray and panel) which cannot be embedded with thermocouple to directly contact with heat radiation is added (see Table 19); ——The test method and calculation equation for heat efficiency are modified (see Table 22); ——Inspection rules are deleted (see Clause 7 of Edition 2007); ——Transportation and storage are deleted (see 8.3 and 8.4 of Edition 2007); ——The calculation equation for NOx content is added (see Annex A); ——The size of built-in opening of built-in gas stove is added (see Annex B). This standard was proposed by and is under the jurisdiction of the Ministry of Industry and Information Technology of the People's Republic of China. The previous editions of this standard are as follows: ——GB 16410-1996 and GB 16410-2007. Domestic gas cooking appliances 1 Scope This standard specifies the terms and definitions, product classification, requirements, test methods, marking and packaging of domestic gas cooking appliances. This standard is applicable to domestic gas cooking appliances using town gas and domestic gas-electric combined stove using town gas and electricity, including: a) gas stoves with nominal heat input of a single burner ≤5.23kW; b) gas oven and gas roaster with nominal heat input ≤5.82kW; c) freestanding gas cooker and independent hotplate and grill with nominal heat input meeting the requirements of a) and b); d) gas rice cookers with maximum rice volume ≤4L per time and nominal heat input ≤4.19kW; e) gas-electric combined stove with nominal heat input meeting the requirements of a), b) and d) and total nominal input power of electricity ≤5.00kW; f) integration cooking appliances with nominal heat input meeting the requirements of a) and e); g) domestic outdoor gas barbecue (hereinafter referred to as gas barbecue) with liquefied petroleum gas storage tanks having an air charge of no more than 15kg and a total heat input of no more than 35kW. 2 Normative references The following referenced documents are indispensable for the application of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies. GB/T 191 Packaging - Pictorial marking for handling of goods GB/T 1019-2008 General requirements for the package of household and similar electrical appliances GB/T 1690-2010 Rubber, vulcanized or thermoplastic - Determination of the effect of liquids GB/T 1740 Determination of resistance to heat and humidity of paint films GB/T 1765 Method of producing of paint films for testing heat and humidity resistance, salt-fog resistance and accelerated weathering GB/T 1771 Paints and varnishes - Determination of resistance to neutral salt spray (fog) GB/T 3768-2017 Acoustics - Determination of sound power levels and sound energy levels of noise sources using sound pressure - Survey method using an enveloping measurement surface over a reflecting plane GB 4208-2017 Degrees of protection provided by enclosure (IP code) GB/T 4214.1-2017 Test method for noise of household and similar electrical appliances - General requirements GB 4706.1-2005 Household and similar electrical appliances - Safety - Part 1: General requirements GB 4806.9 National food safety standard - Food contact metal materials and articles GB 4706.22 Household and similar electrical appliances - Safety - Part 2-6: Particular requirements for stationary cooking ranges hobs ovens and similar appliances GB 4706.28 Household and similar electrical appliances - Safety - Particular requirements for range hoods GB 4706.29 Household and similar electrical appliances - Safety - Particular requirements for portable induction cooker GB 4806.3 National food safety standard - Enamelware GB 4806.10 National food safety standard - Food contact painting and coating GB/T 4857.3 Packaging - Basic tests for transport packages - Part 3: Stacking test methods using a static load GB/T 5013.4-2008 Rubber insulated cables of rated voltages up to and including 450/750V - Part 4: Cords and flexible cables GB/T 5023.3 Polyvinyl chloride insulated cables of rated voltages up to and including 450/750V - Part 3: Non-sheathed cables for fixed wiring GB/T 7306.1 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 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 Pipe threads with 55 degree thread angle where pressure-tight joints are not made on the threads GB/T 13611 Classification and basic characteristics of city gas GB/T 16411-2008 Universal test methods of gas burning appliances for domestic use GB/T 17713-2011 Range hood GB 17988 Safety and sanitation requirements for disinfecting tableware cabinet GB 19212.1 Safety of transformers, reactors, power supply units and combinations thereof - Part 1: General requirements and tests CJ/T 132 Automatic suction solenoid valves for gas burning appliances CJ/T 157-2017 Hotplate of lacquered toughened glass for gas appliance CJ/T 305-2009 Ceramics faceplate for domestic gas cooking appliances CJ/T 421 Electronic controller of household gas burning appliances QB/T 3826 Corrosion-resistant testing method of the metal deposits and conversion coatings for the light industrial products neutral salt spraying test (NSS) QB/T 3832 Evaluation of the corrosion test results of the metal deposits for the light industrial products 3 Terms and definitions For the purposes of this document, the following terms and definitions specified in GB 4706.1 and GB 4706.22 as well as those listed below apply. Note: The terms for cooking appliances using AC power supply are corresponding to the terms of appliances defined in GB 4706.1, e.g., cooking appliance corresponds to appliance, class I cooking appliance corresponds to class I appliance, class II cooking appliance corresponds to class II appliance, class III cooking appliance corresponds to class III appliance, heating cooking appliance corresponds to heating appliance, motor-operated cooking appliance corresponds to motor-operated appliance, and combined cooking appliance corresponds to combined appliance. 3.1 gas cooking appliances generic term for all cooking appliances with gas burner Note: Gas cooking appliances include gas stove, gas oven, gas roaster, freestanding gas cooker, independent hotplate and grill, gas rice cooker, gas-electric combined stove, integration cooking appliances and gas barbecue. 3.2 gas stove gas burning appliance supporting the cookware with built-in bracket and heating the cookware directly with fire 3.3 built-in gas stove gas stove built in the cooking table 3.4 gas-electric combined stove dual-purpose cooking appliance combining gas cooking appliance and electric cooking range (including induction cooker) that can use gas and electric energy separately or collectively 3.5 gas oven gas burning appliance with food in a box (heating chamber) of constant volume for heating with advection heat and radiant heat 3.6 gas roaster open gas burning appliance by which food is roasted directly with fire 3.7 freestanding gas cooker gas burning appliance combining an oven with a stove 3.8 independent hotplate and grill gas burning appliance combining a roaster with a stove 3.9 integration cooking appliances appliance combining a domestic gas stove with a range hood, which may be added with one or more functions such as disinfecting tableware cabinet, oven, induction cooker and storage cabinet 3.10 gas barbecue domestic outdoor gas burning appliance baking food by radiation and convection 3.11 reference conditions dry gas condition at a temperature of 15℃ and an absolute pressure of 101.3kPa 3.12 net Wobbe number ratio of the low heating value to the square root of relative density of gas 3.13 nominal heat input nominal heat flow design value of heat input of the cooking appliances when using reference gas under reference conditions and normal gas pressure as identified by the manufacturer 3.14 actual heat input actual heat flow product of the low heating value of the test gas and the measured gas flow under test condition 3.15 converted actual heat input converted actual heat flow product of the designed low heating value of gas and the designed gas flow under reference conditions converted from actual gas flow 3.16 gas supply pressure relative static pressure measured at the gas inlet connection of the cooking appliance where it is running 3.17 normal gas pressure design value of gas supply pressure required by the manufacturer according to the gas category, actual pipe network pressure and standard requirements 3.18 limit gas standard test gas representing the performance change limit of the gas used in the design of cooking appliances 3.19 burner device for stable combustion of gas 3.20 main burner burner used to cook or heat water where the cooking appliance is running 3.21 permanent pilot ignitor small burner used to ignite permanent ignition burner or main burner with flame 3.22 permanent ignition burner small burner used to ignite main burner with flame and not extinguished during operation or standby of cooking appliance (permanent flame) 3.23 oven temperature controller automatic control device to set constant temperature in the oven 4 Product classification 4.1 Type of gas cooking appliances Note: Gas cooking appliances are hereinafter referred to as cooking appliances. 4.1.1 By the gas type, cooking appliances can be classified into manufactured gas cooking appliances, natural gas cooking appliances and liquefied petroleum gas cooking appliances. 4.1.2 By the number of burner(s), cooking appliances can be classified into single-burner, double-burner, multiple-burner cooking appliances. 4.1.3 By the function, cooking appliances can be classified into gas stove (hereinafter referred to as stove), freestanding gas cooker (hereinafter referred to as gas cooker), independent hotplate and grill (hereinafter referred to as hotplate and grill), gas oven (hereinafter referred to as oven), gas roaster (hereinafter referred to as roaster), gas rice cooker, gas-electric combined stove, integration cooking appliances and gas barbecue. 4.1.4 By the structural type, cooking appliances can be classified into counter-top, built-in, floor type, combined and other types of cooking appliances.

Contents of GB 16410-2020

Foreword i 1 Scope 2 Normative references 3 Terms and definitions 4 Product classification 4.1 Type of gas cooking appliances 4.2 Model preparation method of cooking appliances 5 Requirements 5.1 Basic design parameters 5.2 Performance 5.2.1 Airtightness 5.2.2 Heat input 5.2.3 Combustion conditions 5.2.4 Temperature rise 5.2.5 Maximum pressure rise of gasholder 5.2.6 Endurability on heat shock 5.2.7 Endurability on gravity strike 5.2.8 Safety devices 5.2.9 Electronic ignition device 5.2.10 Service performance 5.2.11 Electrical performance 5.2.12 Durability 5.2.13 Vibration resistance 5.2.14 Drop resistance 5.2.15 Packaging bearing strength 5.2.16 Requirements for the range hood of integration cooking appliances 5.3 Structure 5.3.1 General requirements 5.3.2 Structure of stove 5.3.3 Structure of roaster 5.3.4 Structure of oven 5.3.5 Structure of rice cooker 5.3.6 Structure of gas cooker 5.3.7 Structure of integration cooking appliances 5.3.8 Special requirements for the structure of cooking appliances using AC power supply 5.4 Material 5.4.1 General requirements 5.4.2 Sealing material 5.4.3 Heat insulating material 5.4.4 Conductive material 5.4.5 Gas duct and permanent pilot ignitor duct 5.4.6 Plug valve 5.4.7 Nozzle 5.4.8 Nozzle holder 5.4.9 Air register (throttle) 5.4.10 Burner 5.4.11 Cookware support 5.4.12 Drip tray 5.4.13 Oven inner wall, baking tray, grill and roaster radiation panel 5.4.14 Inner cookware of rice cooker 5.4.15 Flame detector of flame failure device 5.4.16 Integration cooking appliances 6 Test methods 6.1 Laboratory conditions 6.2 Test gas 6.3 Main instruments and meters for tests 6.4 Test equipment 6.5 Test state of cooking appliances 6.6 Airtightness test 6.7 Heat input test 6.8 Combustion test 6.9 Temperature rise test 6.10 Test for endurability on heat shock 6.11 Test for endurability on gravity strike 6.12 Safety device test 6.13 Electronic ignition device test 6.14 Service performance test 6.15 Electrical performance test 6.16 Durability test 6.17 Vibration test 6.18 Drop test 6.19 Packaging bearing strength test 6.20 Test on requirements for the range hood of integration cooking appliances 6.21 Structural test 6.22 Material test 7 Marking and packaging 7.1 Marking 7.2 Packaging 7.3 Instructions for installation and use Annex A (Informative) Oxynitride [NOx (α = 1)] emission grade Annex B (Informative) Dimension of built-in opening of built-in stove Bibliography