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Compound Steel Grating

Compound Steel Grating Description

The Compound Steel Grating is made up of a steel plate with a certain span capacity and a tread plate on the sealing surface. It can be made with any type of steel grate and different thickness tread steel plates.

Compound Steel Grating

Steel Grating Size:

1m×6m standard type (special size and American standard size are also customizable)
Material: Low carbon steel (Q235)=A36
Surface Treatment: Hot dip galvanizing, paint or no coating
Surface Shape: Plain, Serrated and I type
Steel Grating Standard: China YB/T4001-2007
America ANSI/NAAMM (MBG531-88)
Britain BS4592-1987
Australia AS1657-1992
Steel Standard: China GB700-88 / ASTM (A36) / BS4306 (43A)
Hot dip galvanized steel grating : China GB/T13912-92 / ASTM (A123) / BS729

Compound Steel Grating will generate buckling deformation due to thermal stress after hot dip galvanizing, and larger steel grating has difficult levelling, so please note type selection.

Compound Steel Grating

Compound Steel Grating advantages are as follows:

1. high strength, light structure
2. strong anticorrosion and durable
3. beautiful appearance, bright surface
4. do not accumulate dirt, not rain snow, not water, self clean, easy maintenance
5. ventilation, lighting, heat dissipation, skidproof, and good explosion-proof.
6. easy to install and disassemble.

Technological Process
(1) Material
(2) Pressure Welding
(3) Cutting
(4) Welding of Ends Bar
(5) Hot Dipped Galvani-zation
(6) Final Shipment

Installation
The cross bars should be on the top while installing the gratings. The gratings should be always firmly attached onto their supports with following methods:

1. Welding Fixed
Suitable for those permanently installed gratings or those which are not to be removed frequently
Compound Steel Grating

2. Use of Clips and Screws
Suitable for gratings that are to be removed frequently.and won't damage the Grating itself.
Compound Steel Grating

3. Space for cutouts
When the cut of a corner is necessary while meeting a round obstacle, the diameter of the corner should be at least 50mm wider than that of the round obstacle. All rectangular cutouts are made with a space no wider than that of the flat iron of the graings.

Compound Steel Grating


Related Products: serrated flat bar, Hot dip galvanized steel grating, steel grating manufacturers, stainless steel grating
Galvanized bar grating, steel walkway


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