This standard specifies the size, shape, weight and allowable deviations, technical requirements, test methods, inspection rules, packaging, marking and quality certificates of weather-resistant structural steel hot-rolled thin steel strips. This standard is applicable to hot-rolled thin steel strips with thickness 0.6mm~2.0mm and width 900mm~1800mm that are resistant to atmospheric corrosion (hereinafter referred to as hot-rolled strips). It is also applicable to shearing hot-rolled thin steel plates (strips).