hot dipped galvanized steel grating stair tread| trench cover| walkway grating

Specifications

Steel Grating Details:

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

Load Bar Size: 20x3mm to 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 30mm centre distance
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 40mm centre distance
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 40mm grating is available in both forge bar and twistlock. The lightweight, economical design of the Series 40mm grating makes it perfect for walkways, fixed platforms, stairways and ladders. Available in twistlock (mild steel and aluminium material)

Series 60mm centre distance
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 60mm 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 60mm is a very lightweight design and is not recommended for high-impact load.