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Brand Name: runtan
Technique: Welded Mesh
Wire Diameter: 3mm-10mm
Weave Style: welding
Application: Protecting Mesh
Type: Expanded Mesh
Material: Galvanized Steel Wire
Place of Origin: China (Mainland)
Surface treatmen: Black, self color,galvanized
Bearing bar width: 15,25,30,40,50,60,75
Bearing bar thickness: 3mm-10mm
Bearing bar pitch: 12mm-80mm
cross bar pitch: 30,38,50,76,100 mm
cross bar: 5mm,6mm,8mm
Panel size: 3
Flat type: Plain,Serrated,I-shape
cross bar types: Twist steel

Specifications

galvanized steel bar grating 

Surface Treatment: 

1.Hot dipped galvanized:the average zinc thickness is more than 610g/m2(flat bar5mm)and 460g/m2(flat bar<5mm).

2.Painting:according to the clients' requirement.

3.No surface treatment.

Surface Type:

Flat type:the most widely steel grating.

Serrated type:With better no-slip.

I type:On the surface,path and items not in the same flat.With the character of light weight,economic and practical.

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Application:

Widely used in the platform, corridor, bridge, well covers,fencing for petroleum, chemical, power plant,flooring,catwalk,mezzanines/decking,stair tread, fencing, ramp, dock, trench cover, drainage pit cover,ceiling,maintenance platform,factory, workshop,  office buildings, apartments, train stations, department stores, hospitals,amusement parks,etc.


Specification:

No.

Item

Description

1

Bearing Bar

25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10---100x10mm etc

I bar: 25x5x3, 30x5x3, 32x5x3, 40x5x3 etc

US standard: 1''x3/16'', 1 1/4''x3/16'', 1 1/2''x3/16'', 1''x1/4'', 1 1/4''x1/4'', 1 1/2''x1/4'', 1''x1/8'', 1 1/4''x1/8'', 1 1/2''x1/8'' etc        

2

Bearing Bar Pitch

12.5, 15, 20, 23.85, 25, 30, 30.16, 30.3, 32.5, 34.3, 35, 38.1, 40, 41.25, 60, 80mm etc

US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc.               

3

Twisted Cross Bar Pitch

38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2'' & 4'' etc                            

4

Material Grade

ASTM A36, A1011, A569, Q235, S275JR, SS304, SS400, Mild steel & Low carbon steel, etc

 

5

Surface Treatment

Black, self color, hot dip galvanized, painted, spray coating              

6

Grating Style

Plain / Smooth, Serrated /teeth, I bar, serrated I bar                              

 

Quality standards:                                                                              

Country

Standard for steel grid

Standard for steel material

Standard for hot dipped galvanization

China

YB/T4001-1998

GB700-88

GB/T13912-92

USA

ANSI/NAAMM(MBG531-88)

ASTM(A36)

ASTM(123)

UK

BS4592-1987

BS4360(43A)

BS729

Australia

AS1657-1985

AS3697

AS1650


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