Galvanized square pipe is a kind of hollow square section steel pipe with square section shape and size made of hot-rolled or cold-rolled galvanized strip or galvanized coil after cold bending and high-frequency welding; Because the galvanized square pipe is galvanized on the square pipe, the application scope of galvanized square pipe has been greatly expanded compared with square pipe. It is mainly used for curtain wall, construction, machinery manufacturing, steel construction projects, shipbuilding, solar power generation support, steel structure engineering, power engineering, power plant, agricultural and chemical machinery, glass curtain wall, automobile chassis, airport, etc.
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Cold rolled sheet is a product made of hot rolled coil as raw material and rolled below the recrystallization temperature at room temperature. It is mainly used in automobile manufacturing, electrical products, etc.
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