Basic Info.
Trademark
maituo
Origin
Hebei
HS Code
731450000
Steel bar grating for walkway platform
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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 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. 
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) | 25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10…..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 |
Packing | (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
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Pictures of Steel bar grating :
Steel Bar Grating Types
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Irregular Steel Grating:
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Application of Steel bar grating:
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