Are there any standards for the thickness of aluminum sheets used in construction?

Yes, there are standards for the thickness of aluminum sheets used in construction. These standards vary by country and application. In the United States, the Aluminum Association sets standards, such as AA 3003-H14, which is commonly used in construction for thicknesses ranging from 0.020 to 0.250 inches. In Europe, EN 485-2 covers the specifications for aluminum sheet thicknesses. Thicknesses can range from 0.4mm to 6.0mm, depending on the specific requirements of the construction project. It's important to consult the relevant standards for the region and application to ensure compliance and proper material selection.