Hot Dip Galvanized Steel Grating Stair Tread

Specifications

Hot Dip Galvanized Steel Grating Stair Tread

Steel grating is extremely versatile to be used in a wide range of applications. Including:

Load Bar Size: 20x3mm-75x8mm generally. 

Load bar's centre distance: 30mm, 40mm, 60mm and 12.5mm or 33.5mm and their multiples generally.

Cross bar's centre distance: 50mm, 100mm, 38mm, 76mm generally.

Cross bar's size: 6mmx6mm twisted rod generally;

small size grating using 5mmx5mm twisted rod;
For stainless using diam 5mm round bar.

Load bar's top surface: Flat type-F, Serrated Type-S

Surface Finish: Hot-dip galvanized-G, Dip painting-P, Unfinished-U

Series 1: 30mm centres

Load bar's centre distance 30mm, cross bar's centre distance 100mm; Load bar's centre distance 30mm, cross bar's centre distance 50mm.
Suitable for heavy loading

Available in mild steel (forge welded or twistlock) and aluminium (twislock)

Series 2: 40mm centres

Load bar's centre distance 40mm, cross bar's centre distance 100mm; Load bar's centre distance 40mm, cross bar's centre distance 50mm.
Series 2 grating is available in both forge bar and twistlock. The lightweight, economical design of the Series 2 grating makes it perfect for walkways, fixed platforms, stairways and ladders. Available in twistlock (mild steel and aluminium material)

Series 3: 60mm centres

Load bar's centre distance 60mm, cross bar's centre distance 100mm; Load bar's centre distance 60mm, cross bar's centre distance 50mm.
Series 3 grating is mainly used in the mining industry as it minimises the build-up of spillages on the flooring. The openings let small matter fall through while larger matter is caught on the grating. Series 3 is a very lightweight design and is not recommended for high-impact load.