Gnee Steel (tianjin) Co., Ltd
                                                                                                           
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Galvanized Steel Grating with 15/20/30mm Bearing Bar Pitch for Drive Applications

Price Negotiable
Price: Negotiable
MOQ: 2PCS
Delivery Time: Shipped in 20 days after payment
Brand: Gnee
Product Description
Galvanized Steel Grating with Bearing Bar Pitch
Steel bar grating offers exceptional strength and durable construction, manufactured from carbon steel, aluminum steel, or stainless steel. Available in multiple manufacturing methods including welded, press-locked, swage-locked, and riveted gratings. Surface options include smooth and serrated patterns. With comprehensive size selections, steel gratings are ideal for stair treads, walkways, platforms, floors, covers, wheeled equipment, security screens, and heavy-duty construction applications.
Product Specifications
Material Carbon Steel Q235, Stainless Steel 304 / 316
Type Press Locked, Flat Bar, Serrated Bar, I Bar
Bearing Bar Size 20 x 3 to 100 x 9 mm; I-section specifications: 25 x 5 x 3, 32 x 5 x 3, 38 x 5 x 3, 40 x 5 x 3, 50 x 5 x 3, 50 x 7 x 4, 55 x 7 x 4, 60 x 7 x 4, 65 x 7 x 4, 70 x 7 x 4, 75 x 7 x 4 mm
Bearing Bar Pitch 12.5 to 100 mm (30, 40, 60mm recommended), American standard available
Cross Bar Pitch 18.5 to 101.6 mm (50, 100mm recommended), American standard available
Specification Bearing flat steel: 25x3mm / Center space: 30, 40, 50, 100mm
Horizontal pole: 10x2mm / Center space: 50, 100mm
Surface Treatment Untreated, Painting, Hot Dip Galvanizing
Steel Standard China GB700-88, America ASTM (A36), Britain ASTM (A36)
HDG Standard China GB/T13912-92, America ASTM (A123), Britain BS729
Quality Standard China YB/T4001-1998, America ANSI/NAAMM (MBG531-88), Britain BS4592-1987, Australia AS1657-1992
Surface Treatment Options
We provide four corrosion-resistant finishes for carbon steel bar grating:
  • Black / Bare Steel: No finish treatment, minimal corrosion resistance, most economical option
  • Painted Coat: Moderate rust protection, available in various colors
  • Electro-galvanized: Light zinc coating, suitable for dry environments
  • Hot-dip galvanized: Premium corrosion protection, compliant with ASTM A123 and GB/T 13912-2002 standards
Product Images
Galvanized steel grating installation showing bearing bar structure and surface pattern Close-up view of hot-dip galvanized steel grating with detailed surface texture

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

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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