This standard specifies the classification and model, material and structure, requirements, test methods, inspection rules, signs, warnings and instructions, packaging, transportation and storage of outdoor gas burning appliances (hereinafter referred to as "burning appliances"). This standard is applicable to gas-burning appliances used outdoors that use gas as the energy source and whose rated heat load is not greater than 50kW.
GB/T 38522-2020 Referenced Document
GB/T 191 Packaging.Pictorial marking for handling of goods