The
square tube is a hollow square cross-section of light thin-walled steel pipe,also known as steel cold-formed profiles.It is made by the Q235 hot rolled or cold rolled strip or coil for parent metal forming by cold bending after the high frequency welding steel of square cross-section shape and size.Hot-rolled special thick-walledsquaretubes in addition to wallthickness of thickening, the size ofthecorner and edge straightness toachieve even more than theresistancewelding of cold formed square tube level.
Product: pre-galvanized square pipe
Specification:
1) Size: 15mm*15mm-400mm*400mm
2) Wall Thickness: 1mm-15mm
3) Length: 5.8-12M or according to the client's requirement
4) Material: Q195, Q215, Q235
5) Standard: BS EN39, ASTM A671
6) Application range: Petrol/gas/water delivery, construction, chimney pot
7) Surface: Galvanized or according to your requirement
Galvanized square tubing