Rectangular Hollow Section Steel Tubes 40*40 Galvanized Square /rectangular Steel Pipe square Tube

 Square tubes for conveying flammable and non-flammable fluids. Mainly used for conveying flammable and non-flammable fluids at low or high pressure with square tubes, which have relatively high requirements. Mainly used in engineering construction, glass curtain walls, door and window decoration, steel structures, guardrails, machinery manufacturing, automobile manufacturing, home appliance manufacturing, shipbuilding, container manufacturing, electricity, agricultural construction, agricultural greenhouses, bicycle racks, motorcycle racks, shelves, fitness equipment, leisure and tourism products, steel furniture, various specifications of oil casing, oil pipes and pipelines, water, gas, sewage, air, heating and other fluids, fire protection and brackets, construction industry and other fields.