Unit: SET
Size: N/A
Price: FOB SHANGHAI
Serrated grating as known as serrated bar grating or serrated steel grating, is welded by serrated flat steel, which has strong anti-skid ability, especially suitable for wet and slippery places, offshore oil production platforms, etc. The serrated steel grating adopts hot-dip galvanized surface treatment, which has strong anti-rust performance, and is maintenance-free and replacement-free for 30 years. The ditch cover and frame of serrated gratings can be connected with a hinge, which is anti-theft, safe and easy to open.
Product Description
Serrated grating as known as serrated bar grating or serrated steel grating, is welded by serrated flat steel, which has strong anti-skid ability, especially suitable for wet and slippery places, offshore oil production platforms, etc. The serrated steel grating adopts hot-dip galvanized surface treatment, which has strong anti-rust performance, and is maintenance-free and replacement-free for 30 years. The ditch cover and frame of serrated gratings can be connected with a hinge, which is anti-theft, safe and easy to open.
Main Features
* The serrated steel grating adopts high-strength carbon steel, which makes the steel grating have high strength: the strength and toughness are much higher than that of cast iron, and it can be used in large-span and heavy-load environments such as docks and airports.
* Serrated grating has a large mesh and has the best drainage: the leakage area is 83.3%, which is more than twice that of cast iron.
* Beautiful appearance: simple lines, silver appearance, modern ideas.
* Material saving and investment saving: when large span and heavy load, the price is lower than cast iron; and it can save the cost of replacing cast iron cover due to theft or crushing.
Material Composition of Serrated Bar Grating
Ordinary flat steel: The general material is Q235. Common models are generally 253 255 303 305 323 325 403 404 405 503 505 605 705 and other specifications. We mainly use slitting flat steel, and cut from steel plate.
* Serrated flat steel: The model is the same as ordinary flat steel, but the difference is that there are uneven teeth marks on one side of the flat steel. Mainly lies in non-slip.
* I -type flat steel: The flat steel is thick on both sides and thin in the middle.
* Twisted steel: also called twisted square steel, generally there are 5x5 6x6 8x8 square steel, twisted steel bars.
Serrated Grating Series
* Series 1 (30mm pitch) steel grating is the most commonly used type and is used in various industrial fields. The center distance of the loaded flat steel of this series of steel grating is 30mm, which meets the requirements of American standards. It is in the whole series of steel gratings. , Has the strongest resistance to surface impact. It is widely used in power plants, refineries, sewage treatment plants, granaries, chemical plants, highways, airports and docks and other platforms, walkways and drainage ditch covers, stair steps, etc. Among them, the toothed steel grating can be used in wet and slippery places, especially suitable for offshore oil production platforms.
* Series 2 (spacing 40mm) steel grating is the most economical and lightest type. It meets the specifications of fixed platforms, walkways and stairs specified by British Standards. It is the most ideal product for small spans, even in transportation equipment aisles. It is no exception under that load, and can also be used to make warehouse shelves, pavilion panels, trestle bridges, protective fences, sun blinds, etc.
* Series 3 (spacing 60mm) steel grating is a variety developed especially for applications in the mining industry. It solves the problem of mineral splashing on the surface of the board. This series of steel gratings has a nominal size of 50*60mm through space, allowing most of the splashing and falling materials to pass through, thus ensuring the clean and safe surface of the board. This product is often designated for the board surface in the crushing system. , Aisles on the conveyor line and ball mills, processing plants and operating stations, etc.
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