Stair Stringers and Stair Treads

Weldlok® stair stringers are available configured for 1 to 17 treads. Stair treads and tread mounting brackets are also available and can be purchased separately. All our stringers are hot-dip galvanised for long life and are ready to cast-in or bolt down.


Weldlok® stair stringers and treads are an industrial quality products designed to be used for low to heavy foot traffic areas including access walkways, decks, alternative access doors, etc.


Stair Treads are available in galvanised perforated steel,


  • Convenient and easy to install.
  • Available off-the-shelf in 1 to 17 tread stringer pairs.
  • Hot-dip galvanised to Australian Standard AS/NZS 4680:2006.
  • Standard with 175mm Rise and 250mm run at an angle of 35 degrees.
  • Designed to take a maximum tread width of 1000 mm.
  • In order to comply with BCA a tread depth of 50mm minimum is required.
  • Stair tread options available on request and made to order.