The weight of galvanized square steel pipes is determined based on the type, size, thickness, and length of the steel pipes. Generally speaking, the weight per meter of galvanized square steel pipes varies depending on the thickness. If it is a hexagonal galvanized square steel pipe, such as a 20 * 20 * 0.8-1.8mm square steel pipe, its weight is approximately 2.561 kg/m; A square steel pipe of 25 * 25 * 0.8-2.0mm weighs approximately 3.188 kg/m.