BlueScope’s ZINCFORM® steel products are hot dipped zinc-coated structural steels with spangled or minimised-spangle surface, guaranteed minimum yield strength, good ductility suitable for roll-forming with minimum internal diameter. All ZINCFORM® steel products conform to the relevant Australian Standards AS/NZS 1365:1996 (R2016) and AS 1397-2011.

The series of products include

ZINCFORM® steel G250 and G250S

  • Guaranteed minimum yield strength of 250MPa
  • Thickness range from 0.8mm to 3.2mm
  • ZINCFORM® steel G250S is skin passed to improve surface quality with product only available up to 2mm thick.
  • Z275 is the normal coating class, Z200, Z450 and Z600 are optional  
  • Passivated surface treatment
  • Class A tolerance
  • Excellent bending, roll-forming, welding and painting (pre-treatment) fabricating performance

ZINCFORM® steel G300 and G300S

  • Guaranteed minimum yield strength of 300MPa
  • Thickness range from 0.3mm to 2.9mm
  • ZINCFORM® steel G300S is skin passed to improve surface quality with product only available up to 1.6mm thick. 
  • Z275 is the normal coating class, Z200, Z450 > 0.35 and Z600 > 0.40 are optional  
  • Passivated surface treatment
  • Class A tolerance
  • Excellent bending, roll-forming, welding and painting (pre-treatment) fabricating performance

ZINCFORM® steel G350

  • Guaranteed minimum yield strength of 350MPa
  • Thickness range from 0.4mm to 3.0mm
  • Z275 is the normal coating class, Z200, Z350, Z450 > 0.35 and Z600 & > 0.40 are optional
  • Passivated surface treatment
  • Class A tolerance
  • Good bending, roll-forming, and excellent welding and painting (pre-treatment) fabricating performance