GB/T 24974-2010 Toll manual barrier

GB/T 24973-2023 Toll barrier

GB/T 191-2000 Packaging—Pictorial marking for handling of goods GB/T 191-2008 Packaging—Pictorial marking for handling of goods GB/T 2423.17-1993 Basic environmental testing procedures for electric and electronic products Test Ka:Salt mist GB/T 2423.17-2008 Environmental testing for electric and electronic products—Part 2:Test methods—Test Ka:Salt mist GB/T 2423.17-2024 Environmental testing—Part 2:Test methods—Test Ka:Salt mist GB/T 3681-2000 Plastics—Test method of exposure to weathering GB/T 3681-2011 Plastics—Methods of exposure to direct weathering,to weathering using glass-filtered daylight,and to intensified weathering by daylight using Fresnel mirrors GB/T 3681.1-2021 Plastics—Methods of exposure to solar radiation—Part 1:General guidance GB/T 3681.2-2021 Plastics—Methods of exposure to solar radiation—Part 2:Direct weathering and exposure behind window glass GB/T 22040-2008 Technical requirements and determination of weathering quality for plastics of highway furnatures GB/T 22040-2025 Technical requirements and test of weathering quality for plastics of highway furnatures GB/T 191-2025 Graphical symbols marking for handling and storage of packages