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  • Heavy Duty Steel Grating
  • Heavy Duty Steel Grating
  • Heavy Duty Steel Grating
  • Heavy Duty Steel Grating
  • Heavy Duty Steel Grating

Heavy Duty Steel Grating


Heavy Duty Steel Grating

GradeCN: 195,Q235,Q235A,Q235B, Q345, USA: A36, UK: 43A
CertificationCE, GOST, ISO9001, ISO14001, HSE
Bearing bar typePlain, Serrated (tooth-like), I bar (I section), Serrated-I
Bearing bar size20X5,25X3,25X4,25X5,30X3,30X4,30X5,32X3,32X5,40X5,50X475X8,100X8mm, etc 
Bearing bar pitch20,25,30,32.5,34.3,40,50,60,62,65mm
Cross bar size5X5, 6X6, 8X8mm (twisted bar)/5, 6, 8mm ( round bar) and etc
Cross bar pitch0, 50, 60, 65, 76, 100, 101.6, 120, 130mm, etc.
Panel size1mx1m3x20ft,3x24ft,3x30ft,5800x1000,6096x1000,6400x1000, as request
SurfaceUntreated, hot dip galvanized, cold dip galvanized, painted, powder, electrostatic coating
ColorSilver/Black, painted color as required
Applicationpetroleum and chemical, port, power, transportation, papermaking, medicine, steel and iron, food, municipality, real estate,  electric power plants, oil 

Hot dip galvanized, Untreated, Painting,

Manufacturing Process

Heavy Duty Steel Grating


Strap packaging: generally used in neat steel grating.

Screw rod fixation: Using four screws through the steel grating aperture, locking s crew packaging method.

Pallet packaging: Generally for export packing.

Applications of welded steel grating:

1.Platform services in industrial and energy construction.

2.Walkway of bridges and transitions.

3.Shelf of factory and supermarket.

4.Ceiling of factory, house and hall.

5.Gully and well cover of street and huge yard.

6.Fence of balcony, factory and playground.

7.Floor of many places.

Welding Requirements

1. Unless otherwise stated reinforcement and thickness of slab as shown in the drawing shall be adopted

2. All flat and angles are to be fillet welded throughout otherwise stated 

3. Size of the drain grating/cover and frame shall be adjusted to fit the size of the drain necessary

4. All penetration and cut-outs will be enlarged to the nearest load bar when they fall within 40mm of that load bar 

5. Banded bars are welded 5mm fillet seal weld to every load bar