Steel Grating supplier

Steel grating is a durable open-grid metal structure widely used for industrial flooring, walkways, platforms, stair treads, and drainage covers. It mainly consists of bearing bars that provide primary load support and cross bars that hold the structure together, creating a strong and stable surface with excellent load-bearing performance. Dunqiang offers steel grating in different bar sizes, spacing configurations, and surface treatments to suit a range of structural and application requirements.

The open design of steel grating allows water, air, light, and debris to pass through efficiently while maintaining reliable structural support. This makes it an ideal solution for industrial facilities, oil and gas platforms, power plants, chemical plants, commercial buildings, and other areas requiring strong and low-maintenance flooring systems.

Swage Locked Grating

Swage Locked Grating

Swage Locked Grating is a lightweight, high-strength metal grating manufactured by permanently locking cross bars into pre-punched bearing bars through

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Riveted Grating

Riveted Grating

Riveted grating is a heavy-duty industrial flooring solution manufactured by cold-press riveting straight bearing bars and bent connecting bars into

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Serrated Grating

Serrated Grating

Serrated grating is a high-performance metal bar grating designed with notched or toothed bearing bars to provide enhanced slip resistance

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Types of Steel Grating

Steel grating can be classified by material, manufacturing process, bearing bar type, and load capacity. Different types are designed for specific requirements, including corrosion resistance, strength, safety, and load performance.

Classification

Types

Key Features

By Raw Material

Galvanized Steel Grating

Corrosion-resistant and durable, suitable for outdoor and industrial applications.

 

Stainless Steel Grating

Excellent corrosion resistance and clean appearance for harsh or hygienic environments.

By Manufacturing Process

Welded Steel Grating

Strong and reliable structure, widely used for platforms, walkways, and flooring.

 

Press-Locked Steel Grating

Smooth surface with stable structure for industrial and architectural applications.

 

Swage-Locked Grating

High rigidity and precise structure through mechanical locking.

 

Riveted Grating

Strong impact resistance for heavy-duty applications.

By Bearing Bar Type

Louver Steel Grating

Improved slip resistance and safety with angled bar design.

 

Serrated Grating

Superior anti-slip performance with serrated bearing bars for wet and slippery conditions.

By Load Capacity

Standard Steel Grating

Suitable for general walkways, platforms, and maintenance areas.

 

Heavy Duty Steel Grating

Designed for high-load applications and heavy traffic areas.

Applications of Steel Grating

Steel grating is widely used in industrial, commercial, and infrastructure projects due to its high strength, durability, and open-grid design. The structure allows air, light, water, and debris to pass through while providing reliable support for heavy equipment, vehicles, and pedestrians. It is commonly applied for industrial flooring, walkways, trench covers, stair treads, and access platforms.

Industrial Facilities

Steel grating is widely used in power plants, chemical plants, factories, and other industrial facilities for platforms, maintenance walkways, catwalks, and mezzanine floors. Serrated steel grating is often selected for areas exposed to oil, water, or slippery conditions because it provides enhanced slip resistance and improves workplace safety.

Public Infrastructure

In public and municipal projects, steel grating is commonly used for drainage covers, trench covers, and sidewalk grates. Its open structure allows rainwater and other liquids to flow through efficiently while preventing larger debris from entering drainage systems and providing a safe walking surface.

Transportation & Logistics

Heavy duty steel grating provides excellent load-bearing performance for high-traffic areas such as loading docks, truck terminals, railway facilities, and airport service areas. It can withstand heavy vehicles and frequent use while maintaining long-term structural stability.

Architecture & Commercial Applications

Beyond industrial uses, steel grating is also applied in modern architectural and commercial designs. It can be used for facade panels, ventilation grilles, platforms, and railing infill systems, offering both functional performance and an open, contemporary appearance.

Safety Access Systems

Steel grating is commonly manufactured into stair treads, ladder rungs, and access platforms for industrial and commercial environments. Its anti-slip surface, drainage capability, and strong load capacity make it a reliable choice for safe access solutions.

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