Carborundum Modified Safety Stair Nosings and Plates

are suitable for the most demanding applications. We guarantee that under normal use, the leading edge will not dislodge, wear away or deteriorate over the life of the product. Our carborundum modified safety stair nosings are design to meet the requirements of AS1428.4 and are available in a range of high visibility colours including yellow, grey and black to provide a safe environment both inside and outside.  

Carborundum Modified Safety Stair Nosings are manufactured from folded galvanised metal angles or plates which are modified with carborundum grain imbedded in an epoxy coating. This combination provides an extremely durable, hard wearing, high friction surface which provides the very best in anti-slip, safety and product longevity. As carborundum is well known as being the second hardest material to diamond, Grip Guard’s stair nosings


  • Designed and manufactured from galvanised metal, carborundum and epoxy to provide maximum durability and safety. Also available in aluminium and stainless steel.
  • Resistant to heavy traffic abuse and will survive the test of time even in the most demanding applications
  • Supplied in standard sizes and can be custom made at no extra cost
  • Available in 3 stand out primary colours including yellow, grey and black
  • Achieves an R13 safety rating, the highest in the industry
  • Supplied pre-drilled ready to install
  • Are supplied with all necessary stainless steel fixing screws and anchors to ensure longevity
  • Can be retro-fitted onto concrete, ceramic tiles, timber, carpet (direct stick) and almost any other surface.

HIGH CONTRAST COLOURS & OPtimal Slip Resistance - R13 / P5

It is a legal requirement that stair tread nosings have a minimum of 30% luminance contrast to the stair tread.  This stipulations reduces the chance of a mis-step which may lead to a fall either up or down the stairs.  

 Grip Guard Carborundum Stair Nosings come in standard colours of black, yellow and grey. Additional colours are available on request.

Grip Guard Carborundum Stair Nosings are supplied pre-cut for ease of installation.   The stair nosings are available undrilled (for installation using adhesive) or pre-drilled for ease of installation with the size of the holes customised for the surface onto which they will be installed as well as the method of fixing (e.g. rivets, screws, drive nails etc)

Available Colours

Stair Covering Front Edge

Available Grades

BF: Barefoot 80
Fine:  Fine 46
Ind: Industrial 24
HD: Heavy Duty 20
OS: Offshore 16


Metal Backing

CB: Colourbond .55 mm
GL: Galvanised 1.20 mm
GL3: Galvanised 3.00 mm
ALU: Aluminium 1.60 mm
304: 304 Grade Stainless Steel 1.2 mm
316: 316 Grade Stainless Steel 1.6 mm

Fastening Method

PD: Pre-Drilled
PD20: Pre-Drilled No 20 (5 Gauge - 5/32” - 3.95mm)
PD11: Pre-Drilled No 11 (6 Gauge - 3/16” - 4.72mm)
PD9/32: Pre-Drilled 9/32” - 7.18mm
UCA: Universal Clamp Assembly
RV: Rivets
DN: Drive Nails


Grip Guard’s Anti-slip Safety Stair Treads and Plates are available in standard stock sizes which conform to the Australian Standards and are also available in custom sizes (no extra charges apply). They are supplied predrilled and ready to install. Stock sizes are:


In accordance with the Australian Standards a minimum luminance contrast of 30% must be provided between the Safety Stair Tread and/or Plate and the surrounding substrate. Grip Guard’s Safety Stair Treads and Plates are available in 3 primary colours which allow specifier’s to select the most appropriate luminance contrast for any given application and aesthetic requirement. Refer to Grip Guard’s Safety Stair Treads and Plates luminance chart for selection details.


  • AS/NZS 1428:4.2002 Design for access and mobility
  • AS/NZS 4586:1999 Slip resistance classification for new pedestrian surface materials


Carborundum Modified Safety Stair Treads and Plates are suitable for both internal and external applications and will continue to provide optimum safety in: severe marine environments, areas prone to water or oil spillage including immersion, over gradients for example pedestrian ramps and can even be manufactured to suit ladder rungs. Grip Guard’s Modified Safety Stair treads and Plates are suitable for applications which demand the highest performance in pedestrian safety, including:

Commercial :airlines and airports, fast food kitchens, delivery vehicles

Marine Industry :  wharves, port authorities, ferries

Institutions : Aged care facilities, hospitals

Industrial: Manufacturing plants, cons truction sites, conveyor walkways, on / off shore oil & gas production and refining, power stations

Public Areas: Public pools, railway stations, tram and bus stations, shopping centres, sporting stadiums, theatres, main roads departments