Steel Tubular Square Box (SHS)

40x40x3.0 SHS Pregal is a Square Hollow Steel Tube - Grade C350L0 with a hot-dip galvanised coating of various types. May be supplied as branded such as SupaGal®- AllGal® or Duragal®. For example Duragal® meets the requirements of AS/NZS 4792 Class ZB100/100 and has a smooth surface finish boasting a minimum average coating mass of 100 g/m2 inside and out. Care should be taken in choosing this coating for any outdoor (especially coastal) application - a hot dip galvanised finish should be considered.