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 T3 Steel Grating Stair Treads 

Painted Steel GratingT3 Steel Grating Stair TreadsT2 Steel Grating Stair TreadsSPECIFICATIONS

Table 1: Specifications ofWelded Steel Grating

Item

Specifications of Bearing Bar (mm)

Diameter of Cross Bar (mm)

Pitch of Bearing Bar (mm)

Pitch of Cross Bar (mm)

WG-203/30/100

20 × 3

6

30

100

WG-205/30/100

20 × 5

6

30

100

WG-303/30/100

30 × 3

6

30

100

WG-304/30/100

30 × 4

6

30

100

WG-305/30/100

30 × 5

6

30

100

WG-323/30/100

32 × 3

6

30

100

WG-325/30/100

32 × 5

6

40

100

WG-353/30/100

35 × 3

6

40

100

WG-355/30/100

35 × 5

6

40

100

WG-403/30/100

40 × 3

6

40

50

WG-404/30/100

40 × 4

6

40

50

WG-405/30/100

40 × 5

6

40

50

WG-455/30/100

45 × 5

10

60

50

WG-505/30/100

50 × 5

10

60

50

WG-555/30/100

55 × 5

10

60

50

WG-605/30/100

60 × 5

10

60

50

WG-655/30/100

65 × 5

10

60

50

WG-705/30/100

70 × 5

10

60

50

Grade

CN: Q235, Q345, USA: A36, UK: 43A

Certification

CE, GOST, ISO9001, ISO14001, HSE

Bearing bar type

Plain, Serrated (tooth-like), I bar (I section), Serrated-I

Bearing bar size

20X5,25X3,25X4,25X5,30X3,30X4,30X5,32X3,32X5,40X5,50X475X8,100X8mm, etc

Bearing bar pitch

20,25,30,32.5,34.3,40,50,60,62,65mm

Cross bar size

5X5, 6X6, 8X8mm (twisted bar)/5, 6, 8mm ( round bar)and etc

Cross bar pitch

0, 50, 60, 65, 76, 100, 101.6, 120, 130mm, etc.

Panel size

1mx1m3x20ft,3x24ft,3x30ft,5800x1000,6096x1000,6400x1000, as request

Surface

Untreated, hot dip galvanized, cold dip galvanized, painted, powder, electrostatic coating

Color

Silver/Black, painted color as required

Application

petroleum and chemical, port, power, transportation, papermaking, medicine, steel and iron, food, municipality, real estate,electric power plants, oil

Hot dip galvanized, Untreated, Painting, Electrostatic sprayingPacking:Strap packaging: generally used in neatsteel grating.Screw rod fixation: Using four screws through the steel grating aperture, locking screw packaging method.Pallet packaging: generally for export packing.Applications ofwelded 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.



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