Gnee Steel (tianjin) Co., Ltd
                                                                                                           
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Heavy Duty Hot Dip Galvanized Steel Bar Grating with Serrated Surface for Industrial Platforms

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: Negotiable
Brand: Gnee
Product Description
Widely Used Bar Grating / Steel Platform Grating / Heavy-Duty Galvanized Steel Drainage Grating
Steel bar grating, known for its high strength and robust structure, is manufactured from carbon steel, aluminum, or stainless steel. Depending on the production method, steel grating can be categorized into four types: welded bar grating, press-locked grating, swage-locked grating, and riveted grating. Based on surface design, it is available in both smooth and serrated options. With a wide range of styles and sizes, steel grating serves versatile applications in everyday life, including stair treads, walkways, platforms, flooring, trench covers, wheeled equipment, security screens, and heavy-duty constructions.
Product Specifications
Item Description
Bearing Bar 25x3, 25x4, 25x4.5, 25x5, 30x3, 30x4, 30x4.5, 30x5, 32x5, 40x5, 50x5, 65x5, 75x6, 75x10, 100x10mm 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, 25, 30, 32, 35, 38, 40, 60, 80mm etc.
US standard: 19-w-4, 15-w-4, 11-w-4, 19-w-2, 15-w-2 etc.
Noted: 19-W-4 is most popular (19/16 inch x 4 inch opening = 30x100mm opening)
Twisted Cross Bar Pitch 50, 60, 76, 100, 120mm etc.
US standard: 2' & 4' etc.
Surface Treatment Black, self colour, hot dip galvanized, painted, spray coating
Grating Style Plain / Smooth, Serrated / teeth, I bar, serrated I bar
Steel bar grating product illustration showing structure and installation
Key Features
  • Superior Anti-Slip Performance: Features specially designed serrated bearing bars or anti-slip plate surfaces that provide outstanding traction, ensuring safe passage even in wet, oily, or icy conditions.
  • Integrated Safety Design: Can be customized with integrated nosing strips, warning strips, or kick plates to form a complete fall protection system, complying with the most stringent safety regulations.
  • Excellent Drainage & Ventilation: The open mesh structure ensures water, snow, dirt, and debris do not accumulate on the tread surface, keeping stairs clean and dry while reducing cleaning and maintenance costs.
  • High Strength & Lightweight: Significantly lighter than solid steel plate treads (up to 50%-70% weight reduction), lowering the load on the stair support structure and easing transportation and installation.
  • Flexible & Quick Installation: Offers various installation options including bolted, welded, or clip-on systems, allowing for easy adaptation to diverse stair structures and on-site conditions.
Core Advantages
  • Inherent Safety: The product design proactively mitigates slip and trip hazards at the source, significantly reducing workplace accident rates and elevating overall safety standards.
  • Low Life-Cycle Cost: Exceptional durability combined with near-zero maintenance (no need for frequent painting or replacement) results in a significantly lower total cost of ownership compared to wood, concrete, or standard steel plate treads.
  • Modern Industrial Aesthetics: Clean lines and uniform grid structure impart a modern, professional appearance to staircases, enhancing the overall image of the facility.
  • Eco-Friendly & Sustainable: Materials are 100% recyclable, and the manufacturing process has low energy consumption, aligning with green building principles.
  • Fire Resistant & Corrosion Resistant: Metallic construction is non-combustible. With appropriate surface treatment (e.g., galvanizing), it withstands long-term use in corrosive environments.
Steel bar grating installation examples and applications

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Company Gnee Steel (tianjin) Co., Ltd
Location No.4-1114, Beichen Building, Beicang Town, Beichen District, Tianjin, China
Contact Person Zhang

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