Hot dip HDG Heavy Duty Galvanised iron Bar Galvanized Steel Grating For Australia

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

Cross bar pitch

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

4

Material Grate

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

5

Surface treatment

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

6

Grating Type

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

7

Standard

8

Application

-Rotation ways, channels, and platforms for pump rooms and engine rooms in various ships;
-Flooring in various bridges such as railway bridge sidewalks, over-bridges across the street;
-Platforms for oil extraction sites, car washing sites and air towers;
-Fencings for car-parks, buildings and roads; drainage trench covers and drainage pit covers for high strength .