galvanized rectangular tube
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Galvanized Rectangular Pipe
Galvanized rectangular pipe is a kind of hollow square cross-section steel pipe made of hot rolled or cold rolled galvanized strip or galvanized coil as blank by cold bending forming and then by high frequency welding of square section shape size; Or the cold-bent hollow steel tube made in advance and then hot dip galvanized galvanized rectangular tube. According to galvanizing processing technology, it can be divided into hot-dip galvanized rectangular tube, cold galvanized rectangular tube and electric galvanized rectangular tube.
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