Steel bar grating for walkway platform

short description:

Port: Tianjin, China
Production Capacity: 20000
Payment Terms: L/C, T/T
Application: Steel Structure Walkway, Drain Cover
Shape: Square
Manufacturing Method: Machine Welding
Material: Carbon Steel
Transport Package: Pallet
Specification: 0.5mm-18mm

Product Detail

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Basic Info.

HS Code

Steel bar grating for walkway platform


Product Name: Galvanized  Steel Bar Grating

Steel bar grating is also called steel grating/ steel grating walkway platform/ drain grate/ trench cover / stair treads/ floor grating
Material:Hign quality low carbon steel ,stainless steel,aluminum alloy steel.Surface treatment:Electric galvanized, hot-dipped galvanized, PVC coated.

(1) Structure: Welding with flat steel and cross/round bars with certain distances.
(2) Features: High strength, light structure, high bearing.
(3) Surface: The hot dipped zinc coating gives the product excellent anti-corrosion.
 steel bar grating01

Steel bar grating with high strength and firm structure is made up of carbon steel, aluminum steel, or stainless steel. According to the manufacturing methods, it can be divided into four types: welded, press-locked, swage-locked, and riveted gratings.


According to the surface shapes, it can be divided into smooth and serrated gratings. With various styles and sizes for choice, steel gratings are widely used in everyday life, such as stair treads, walkways, platforms, floors, various covers, wheeled equipment, security screens, heavy-duty constructions, and so on.

Common specification of steel bar grating(the material,size,shape can be customized)

Common Specification of Steel Bar Grating

Material Standard
ASTM A36, A1011, A569, Q235, S275JR, Stainless steel 304/316,
Mild steel & Low carbon steel, etc
Bearing Bar
(Width x Thickness)
25×3, 25×4, 25×4.5, 25×5, 30×3, 30×4, 30×4.5, 30×5, 32×5, 40×5, 50×5, 65×5, 75×6, 75×10…..100 x10mm 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
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.
Twisted Cross Bar Pitch
38.1, 50, 60, 76, 80, 100, 101.6, 120mm, 2” & 4” etc
Surface Treatment
Untreated(black), Hot-dipped galvanized, Powder coated, Electroplate, Painting or as per customers’ requirement.
Grating Style
Plain / Smooth, Serrated / Teeth, I bar, Serrated I bar
(1) Bandage and Paperboard: Generally applies to neat steel plate;
(2) Screw Locking Method: Use 4 screw rods through the aperture of the steel grid, for high strength;
(3) Steel Pallet: Traditional export packing.
Payment Term
T/T, L/C, Western Union, Credit Card, Alibaba Trade Assurance

Diffrent surface treatment of Steel bar grating

steel bar grating

Pictures of Steel bar grating :

steel grating14

steel grating45 steel grating48 steel grating50

 Steel Bar Grating Types

steel bar grating02

Irregular Steel Grating:

steel bar grating01

Application of Steel bar grating:

Metal Grating Stairs/Drain Cover Grating


Metal Grating Stairs/Drain Cover Grating

Perforated hole for stairs:

Metal Grating Stairs/Drain Cover Grating

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