Steel Grating Stair
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Steel Grating Stair

1. Checkered plate nosing, Bolted fixing anti-slip
2. Checkered plate nosing, Welded fixing anti-slip
3. Without nosing, Bolted fixing
4. Without nosing, Welded fixing
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Product Introduction

Main type

 

Steel Grating Stairs for Industrial Plants, Factory Walkway Stairs, Municipal Climbing Stairs (For outdoor use, anti-corrosion hot-dip galvanized and painted)
Steel Grating Stairs for Power Plants/Sewage Treatment Plants/Chemical Plants (For high anti slip requirements, toothed steel grating is often used)
Steel Grating Stairs for docks, ports, ships, and outdoor fire staircases (heavily corroded by seawater, often made of reinforced stainless steel)
product-1200-900

 

Advantage

 

Galvanized steel grating stair tread with anti-slip serrated surface, high load bearing, good corrosion resistance, widely used for industrial outdoor stairs and fire escape steps.

product-1200-900

 

Stair Treads are available in these materials

 

Flat steel height 25mm, 30mm, 32mm, 40mm
Flat steel thickness 3mm, 4mm, 5mm
Flat steel spacing 30mm, 40mm (mainstream)
Horizontal bar spacing 50mm, 100mm
Step width 600mm -1200mm (commonly 800-1000mm)
The step length is customized according to the span of the staircase, commonly ranging from 1-3 meters
Surface treatment: hot-dip galvanizing (most common), painting, stainless steel
Note: Common models such as G255/30/100C, G305/30/100C
Installation method classification (T-shaped number)
T1 type: welded installation, no front guard plate, economical and durable.
T2 type: fixed with bolts, without front guard plate, easy to disassemble.
T3 type: welded installation, with 3mm bent front guard plate, better anti slip.
T4 type: fixed with bolts, equipped with a front guard plate, balancing safety and disassembly.
product-1200-900

 

Products Description

 

product-1128-559

 

The tables below indicate the maximum width and length for stair treads, depending on the combination of material, pattern and load bar selected. Standard stair treads are available ex-stock from Webforge locations; these standard profiles are complimented by a custom manufacturing service.

 

product-1139-446

 

Max. Stair treads lengths

 

Steel grating specification
Bearing bar size

25*3

25*5

32*5

Bearing bar pitch30mm

550

900

1300

Bearing bar pitch 40mm

450

750

1200

 

Recommend stair tread widths

 

T1,T2,T3,T4
Bearing bar pitch 30mm

95

125

155

185

215

245

275

T1,T2,T3,T4
Bearing bar pitch 40mm

 

125

165

 

205

245

285

 

115

155

 

195

235

275

Fixing hole centers

45

75

100

150

 

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