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Construction Serrated Galvanized Steel Grating Burglar Proof 32 X 5mm

Categories Serrated Galvanized Steel Grating
Brand Name: JH Steel Grating
Model Number: Metal Floor Grates
Certification: ISO9001
Place of Origin: Hebei,China
MOQ: 100 pieces
Payment Terms: L/C, T/T, Western Union
Supply Ability: 600Tons / month
Delivery Time: 7-20days
Packaging Details: Steel pallets
Material: Carbon steel, stainless steel
Bearing bar: Flat, serrated, I-bar
Surface Treatment: Hot Dipped Galvanized
Cross bar: Round, twisted, square
Application: Petroleum, Chemical, Port
Bearing Bar Pitch: 30mm, 40mm, 50mm
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Construction Serrated Galvanized Steel Grating Burglar Proof 32 X 5mm

Construction Serrated Galvanized Steel Grating Burglar Proof 32 X 5mm


JH Steel gratings consist of a series of bearing bars cross jointed by welding at various intervals with cross bars (twisted square bars, square bars, round bars, flat bars etc., to form a kind of steel products with square lattices among them. Their main applications are drain covers, steelwork platform panels, and steel stair treads.



Description of steel grating:
steel grating, also called smooth surface grating, is a type of grating made of plain steel bars. The smooth surface contrast with serrated steel grating, which has a serrated surface. plain steel grating is the most widely used grating type, which is used in almost all of the applications.


Plain steel grating can be made of carbon steel bar, aluminum steel bars and stainless steel bars. Cross bars of plain steel grating can be crimped bars, which are known as riveted steel gratings, flat square bars which are the press-locked gratings.

The round bars is welded to the bearing bar is welded steel grating and the bars are placed into the pre-holes on the bearing bars to form the swage-locked grating.


Steel Grating Features:


1. Durable
Acid-alkali and corrosion resistance; anti-rust; insulation; weatherability; excellent anti-pressure capability.


2.High Intensity
It adopts macromolecule complex material and reinforcing steel bar moulded by high temperature and press at one time.


3.Burglar proof
this kind of material has no recycle worth so it was burglarproof.At the same time it has locked construction design,it can make goods in the well avoid stolen.Avoid City Black Hole accident.


4.Competitive price
Lower price than stipulated standard cast iron ones.


5.Save mine resource
It is made by regenerated resin or regenerated plastic raw material, which save application of cast iron.


Specification chart:

NOItemDescription
1Bearing bar20x5, 25x3, 25x4, 25x5, 30x3, 30x4, 30x5, 32x3, 32x5, 40x5, 50…75x8mm, etc.
2Bearing bar pitch25, 30, 30.16, 32.5, 34.3, 40, 50, 60, 62, 65mm, etc.
3Cross bar5x5, 6x6, 8x8mm (twisted bar or round bar)
4Cross bar pitch40, 50, 60, 65, 76, 100, 101.6, 120, 130mm or as customers’ requirement.
5Surface treatmentBlack, Hot dip galvanized, Cold dip galvanized, Painted, Powder coated, or as customers’ requirement.
6Flat bar typePlain, Serrated (tooth-like), I bar (I section)
7Material standardLow carbon steel (ASTM A36, A1011, A569, S275JR, SS304, SS400,UK: 43A)Low carbon steel (ASTM A36, A1011, A569, S275JR, SS304, SS400,UK: 43A)
8Galvanizing standardCN: GB/T13912, US: ASTM (A123), UK: BS729
9Steel grating standardsA. China: YB/T4001-1998
B. USA: ANSI/NAAMM (MBG 531-88)
C. UK: BS4592-1987
D. Australia: AS1657-1988
E: Japan: JJS


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