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Gnee Steel (tianjin) Co., Ltd
Professional Steel Grating & Safety Grating Manufacturer
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OEM Customized Hot-Dip Galvanized Steel Grating with Serrated Bars and 25x3 Bearing Bar for Industrial Platforms

OEM Customized Hot-Dip Galvanized Steel Grating with Serrated Bars and 25x3 Bearing Bar for Industrial Platforms

Brand Name GNEE
Certification SGS
Place of Origin Henan
Minimum Order Quantity Negotiation
Price Negotiation
Supply Ability 300000 Square Meter/Square Meters per Month
Packaging Details Standard Sea Worthy Package
Detailed Product Description
OEM Customized Industrial Standard Steel Bar Grating Platform
What is Steel Grating?

Steel Grating is manufactured by welding bearing steel bars and cross twisted bars according to required pitch spacing between steel bars using specialized steel grating welding machines. It serves as a grid building material with exceptional performance characteristics.

All gratings are manufactured using high-quality standard steel materials that exhibit excellent hardness and high tensile strength. This construction provides extreme strength, durability, corrosion resistance, and superior anti-slip performance.

Depending on the intended application and load-bearing requirements, steel bars are available in various spacing pitches, thicknesses, and heights to meet specific project needs.

Surface Treatment Finishing of Steel Grating

Steel Grating is typically manufactured with hot-dipped galvanized coating. Zinc coating can also be applied according to client specifications. These treatments result in products known as hot-dip galvanized steel grating or stainless steel gratings, providing beautiful surface appearance and excellent performance in industrial construction projects.

Materials of Steel Grating
  • Carbon Steel Smooth Flat Bars, Carbon Steel Serrated Bars, I-Type Steel Bars
  • Steel Twisted Square Cross Bars, Steel Round Cross Bars
  • Stainless Steel 304 Grade Flat Bars, Stainless Steel 304 Grade Round Bars
Popular Specifications of Steel Metal Grating
ItemSpecifications of Bearing Bar (mm)Diameter of Cross Bar (mm)Pitch of Bearing Bar (mm)Pitch of Cross Bar (mm)
25325x3620,30,40,5050,100
25425x46,820,30,40,5050,100
25525x56,820,30,40,5050,100
30430x4820,30,40,5050,100
30530x5820,30,40,5050,100
35535x5820,30,40,5050,100
40440x4820,30,40,5050,100
40540x5820,30,40,5050,100
45545x5820,30,40,5050,100
50550x5820,30,40,5050,100
60560x5830,40,50,6050,100
70570x5830,40,50,6050,100
Applications and Benefits

Steel bar grating has extensive applications ranging from flooring and stairs to bridges and sewage drain covers. It represents an intelligent choice for flooring and stairs in work areas where slipping and falling are significant concerns, such as industrial plants, waste-water treatment facilities, and manufacturing operations.

The open grid design makes bar grating the optimal solution for areas requiring light passage. It also performs exceptionally well for projects demanding fast, easy fabrication and installation.

Frequently Asked Questions
What's the difference between plain and serrated grating?

Serrated grating provides better slip resistance for wet or oily areas, while plain grating offers lower cost and a smooth surface.

What surface treatments are available?

Hot-dip galvanized (most common), painted, epoxy coating, and stainless steel (requiring no additional coating).

How long does galvanized steel grating last?

20+ years in normal environments; 10-15 years in high-corrosion areas.

What are the advantages of steel grating?

High strength-to-weight ratio, excellent drainage and ventilation, superior slip resistance, and low maintenance requirements.

Where is steel grating commonly used?

Factories, power plants, wastewater treatment facilities, ports, walkways, stair treads, and trench covers.

How to choose the right load capacity?

Match load class to usage requirements: pedestrian areas (light duty), equipment areas (medium duty), and forklift traffic areas (heavy duty).

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