LY/T 1789-2008 Wooden stair for residential buildings

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 4823-1995 Defects in sawn timber GB 17888.3-1999 Safety of machinery—Permanent means of access to machines and industrial plants—Part 3:Stairways,stepladders and guard-rails GB/T 18102-2007 Laminate flooring GB/T 18103-2000 Parquet JGJ 50-2001 GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 6388-1986 Transport package shipping mark GB/T 17657-1999 Test methods of evaluating the properties of wood-based panels and surface decorated wood-based panels GB/T 17657-2013 Test methods of evaluating the properties of wood-based panels and surface decorated wood-based panels GB/T 17657-2022 Test methods of evaluating the properties of wood-based panels and surface decorated wood-based panels GB 18580-2001 Indoor decorating and refurbishing materials—Limit of formaldehyde emission of wood based panels and finishing products GB 18580-2017 Indoor decorating and refurbishing materials—Limit of formaldehyde emission of wood-based panels and finishing products GB/T 4893.4-1985 Furniture--Assessment of adhesion of surface coatings--Cross cut GB 18580-2025 Decorating and refurbishing materials for interior use—Limit on formaldehyde emission of wood-based panels and their products GB/T 191-2025 Graphical symbols marking for handling and storage of packages