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jis standard galvanized steel water well casing gi pipes manufacturers
Hebei Chengyuan Pipe Industry Group Co., Ltd
Galvanized square pipe is a kind of hollow square section steel pipe with square section shape and size, which is made of hot-rolled or cold-rolled galvanized strip or galvanized coil sheet by cold bending, forming and high frequency welding, or galvanized square pipe which is processed by hot-dip galvanizing.
Because galvanized square tubes are treated by galvanizing on square tubes, the application scope of galvanized square tubes has been greatly expanded compared with square tubes. It is mainly used for curtain wall, construction, machinery manufacturing, steel construction projects, shipbuilding, solar power bracket, steel structure engineering, power engineering, power plant, agricultural and chemical machinery, glass curtain wall, automobile chassis, airport and so on.
