Galvanized square pipe is the name of square pipe and rectangular pipe

Galvanized square pipe is the name of square pipe and rectangular pipe, that is, steel pipe with equal side length. Made of strip steel after processing. Generally, the strip steel is unpacked, flattened, curled, welded into a round tube, rolled into a square tube from the round tube and cut to the required length. They usually come in packs of 50. Also known as square and rectangular cold-formed hollow steel, referred to as square pipe and rectangular pipe, code F and J respectively.

1. The allowable deviation of the wall thickness of galvanized square pipe, when the wall thickness is not greater than 10 mm, shall not exceed the nominal wall thickness of plus or minus 10%, when the wall thickness is greater than 10 mm, shall not exceed the wall thickness of plus or minus 8%. Except for the wall thickness of the seam zone.

2 Galvanized rectangular pipe delivery length is usually 4000mm-12000mm, mainly 6000mm and 12000mm. Rectangular tubes are available for short range and non-cut to length products of not less than 2000 mm, and may also be delivered in the form of microphones, but the buyer shall cut them off when in use. The weight of short length and non-fixed length cut products shall not exceed 5% of the total shipment, and the weight of square tubes with a theoretical weight greater than 20 kg/m shall not exceed 10% of the total shipment.

3. The bend of galvanized square pipe does not exceed 2 mm/meter, and the total bend does not exceed 0.2% of the total length.

Use.

Mainly used in curtain wall, construction, machinery manufacturing, steel structure engineering, shipbuilding, solar power generation bracket, steel structure engineering, power engineering, power plant, agricultural and chemical machinery, glass curtain wall, automobile chassis, airport and so on.