| Production Craft | Press Welded / Manual Welded |
| Packaging Details | Fastened on steel pallets with plastic wrapped |
| Usage | Platform Grating / Stair Tread / Trench Drain Cover / Safety Fence |
| Supply Ability | 10 tons per day |
| Payment Terms | T/T,L/C |
| Dimension | Standard Size / Custom Size |
| Delivery Time | 7–15 working days depending on order quantity |
| Bar Shape | Plain Flat Bar / Serrated Anti-slip Bar / I-shape Bar |
| Surface Finish | Hot Dip Galvanized |
| Material | Q235 Carbon Steel |
| Certification | CE,ISO |
| Place of Origin | China |
| Brand Name | OEM & ODM customization available |
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Product Specification
| Production Craft | Press Welded / Manual Welded | Packaging Details | Fastened on steel pallets with plastic wrapped |
| Usage | Platform Grating / Stair Tread / Trench Drain Cover / Safety Fence | Supply Ability | 10 tons per day |
| Payment Terms | T/T,L/C | Dimension | Standard Size / Custom Size |
| Delivery Time | 7–15 working days depending on order quantity | Bar Shape | Plain Flat Bar / Serrated Anti-slip Bar / I-shape Bar |
| Surface Finish | Hot Dip Galvanized | Material | Q235 Carbon Steel |
| Certification | CE,ISO | Place of Origin | China |
| Brand Name | OEM & ODM customization available | ||
| High Light | High Load Galvanized Steel Grating ,Galvanized Steel Grating Framed Q235 ,Anti Corrosion heavy duty steel grating | ||
High Load HDG Framed Steel Grate Anti-Corrosion For Factory Sewer & Highway Drainage Channel
Product Description
Hot dip galvanized steel grating is fabricated by welding bearing flat bars and twisted cross bars tightly together. Two mainstream production technologies are available: automatic high-pressure press welding and manual welding. Press-welded grating features solid welding spots, high structural strength and stable performance, while manually welded grating works well for light-load projects with cost advantages. Featured with high strength and lightweight structure, outstanding anti-corrosion performance after hot dip galvanized treatment, the grating avoids dirt, rainwater and snow accumulation and requires minimal daily maintenance.
It performs excellently in ventilation, daylight transmission, heat dissipation, anti-slip and wind resistance. Widely applied in petrochemical plants, power stations, wastewater treatment projects, municipal construction, shipyards, ports and parking lots as industrial platforms, access walkways, stair treads, drainage covers and protective railings. All sizes and load parameters can be customized to match individual project needs.
| Item | Parameter |
|---|---|
| Raw Material | Q235 Carbon Steel |
| Production Standard | YB/T4001-2007, GB700-88; US, UK, Australia standard available upon request |
| Manufacture Type | Press-welded / Press-locked / Manual welded |
| Bearing Bar Style | Plain flat bar / Serrated anti-slip bar / I-type bar |
| Surface Treatment | Hot Dip Galvanized (HDG) |
| Regular Size | Bearing bar thickness:3mm,5mm; Common pitch:30*100mm,40*100mm,50*100mm, custom dimensions acceptable |
| Load Capacity | Customized based on project load requirements |
| Typical Application | Work platform, walkway, stair tread, drainage trench cover, manhole cover, safety fence |
| Service Life | More than 20 years under regular outdoor service environment |
FAQ
Q1: What welding types are available for this heavy load steel grating?
A: Three production types are optional: pressure-welded, press-locked and manual welded. Pressure-welded grating is recommended for heavy-duty platforms, while manual welded type is cost-effective for light-load drainage projects.
Q2: What anti-rust surface treatment do you adopt for steel grating?
A: Full hot dip galvanization is applied. The zinc coating covers all parts evenly, and thicker zinc layer can be customized for coastal and chemical high-corrosion areas.
Q3: What kinds of bearing flat bars can I choose?
A: Plain flat bar, serrated anti-slip flat bar and I-type bar are available. Serrated anti-slip bar is the best choice for walkways and stair treads.
Q4: Can we customize the size and load capacity according to project drawings?
A: Yes, all dimensions, grid pitch and load bearing capacity can be customized, we can produce products complying with engineering standards of different countries.
Q5: How long is the service life of HDG steel grating outdoors?
A: It can serve more than 20 years under normal outdoor environment, with intact galvanized layer and little maintenance needed.
Company Details
Business Type:
Manufacturer
Year Established:
2022
Total Annual:
30000000-40000000
Employee Number:
160~240
Ecer Certification:
Verified Supplier
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