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No.168 New Development Zone, Dezhou, Shandong, China – Dezhou – China, Bohai Bay0086-534-8753882Facebook
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Dezhou (China, Bohai Bay) - Asmara (Eritrea)Dezhou (China, Bohai Bay) - Ethiopia (East)
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Steel Grating- Basic Steel Grating Materials,Can be Galvanized,Black Painted
Mild steel grating is very strong and safe for the support of floors, platform stair treads and elevated walkway. It is a low cost flooring metal with no galvanizing or hot dipped coating protection, suitable for common industrial uses.

Steel Standard: China GB700-88 / ASTM (A36) / BS4306 (43A)
Qindelin mild steel grating meets the following standards:
China YB/T4001-1998
America ANSI/NAAMM (MBG531-88)
Britain BS4592-1987
Australia AS1657-1992
Standard Specifications:
Grating Dimension:
Load Bearing Flat Bar size
Thickness≥3mm, depth ≥19mm
19X3,19X5,20X3, 20X5, 25X3, 25X4, 25X4.5, 25X4.7, 25X5, 40X6, 40X8, 40X10, 90X6
Pitch of Load bearding flat bars(mm): 12.5,15, 20, 30, 30.6,? 32.5, 34,? 34.8, 35.3, 40, 60, 80
Pitch of cross bars(mm): 38.1, 50, 50.8, 70, 75, 80, 100, 101.6, 102
Custom sizes available. The sizes and dimension is not limited to above.
Grating types: Flat bar: plain type, plain I type; serrated type, serrated I type; cross bar: round type and square twisted type.
Finishing treatment:
a. Galvanized: Steel grating with zinc protection coating;
b. Untreated steel: Carbon steel or mild steel grating, black natural steel color, non galvanized;
c. Painted: Steel grating painted into colors.

Mild or carbon steel grating is made of carbon steel plates of certain sizes through the processing of grooving, lock-pressure, welding, finishing and other treatment.
Mild steel grating is used for the support of floors and elevated walkway, platform aisle,ventilation windows,wells, advertising plaque and other construction.

About the company

Qindelin Steel Grating Engineering Corporation


Supply Steel Bar Grating such as Galvanized Steel, SUS304, 316, Aluminum and Fiberglass. We are a specialist manufacturer and supplier of metal grating products, using advanced technologies, talented and dedicated teams of professionals, and meeting international standards. Qindelin has more than 10 years experience in providing innovation and customer satisfaction industrial grating floor and walkways. Our bar gratings are exported to Australia, USA, Uk, Saudi Arabia, Qatar and many other countries. Our metal steel grates are used as flooring walkway, platform flooring, stair tread, well cover, trench cover, storage shelves, ladder, fences and step access for construction projects in offshore, seaport, power plant, water plant, defense project, chemical factory and so on. As specialist in metal grating engineering, we supply industrial flooring and stair tread utilizing a diverse range of materials, such as galvanized steel, stainless steel sus304, 316, aluminum and fiberglass. From view of loading capacities, Qindelin grating products can be divided into open bar grating and dense mesh heavy gratings. Bar gratings are made in the plug-in type and press-lock type. Expanded metal grating has the features of whole-piece integrity. Fiberglass grating as a new material shows excellent acid and alkaline resistance and high tensile strength. To meet some specific application, Qindelin uses composite grating combining the benefits of several materials and structures. For example, aluminum checker plates are used together with welded steel grating to form a modern anti-slippery tread plates for architectures and airport stairs.

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