Heavy Duty Steel Grating Load Chart & Selection Guide
Heavy duty steel grating is engineered for applications requiring high load capacity, impact resistance, and structural durability.
It is commonly used in industrial plants, loading docks, airports, ports, and heavy equipment platforms.
1. What Is Heavy Duty Steel Grating?
Heavy Duty Steel Grating
features thicker and deeper bearing bars compared to standard panels.
This increased bar size significantly improves load-bearing performance and span capability.
Most heavy duty panels are manufactured as reinforced
Welded Steel Grating,
ensuring structural stability under static and rolling loads.
2. Understanding Load Ratings
Load capacity depends on several factors:
- Bearing bar size and thickness
- Bearing bar spacing
- Cross bar spacing
- Clear span between supports
Compared to standard
Steel Bar Grating,
heavy duty panels allow longer spans while maintaining deflection limits.
3. Typical Applications
Heavy duty configurations are recommended for:
- Forklift traffic areas
- Truck loading zones
- Airport service platforms
- Industrial mezzanine flooring
For environments exposed to moisture or chemicals,
Galvanized Steel Grating
is commonly specified to improve corrosion resistance.
4. How to Select the Right Heavy Duty Grating
When selecting heavy duty grating, engineers should consider:
- Design load (uniform or concentrated)
- Maximum allowable deflection
- Environmental exposure
- Required surface type (plain or serrated)
For anti-slip performance in high-traffic environments,
Serrated Steel Grating
provides improved traction.
If project specifications require custom dimensions or non-standard bar sizes,
Custom Steel Grating
can be fabricated to meet engineering drawings.
Heavy Duty Steel Grating Technical Specification Reference Table (30mm Pitch)
| Bearing Bar Specs（mm） | Weight per square meter | Max Safe Span（mm） | Max Safe Span（mm） | Main Application Suggestions |
| （Height × Thickness） | （Approx. kg/m²） | （Load: 5 tons/m²） | （Load: 10tons/m²） | |
| 50×5 | 65.5 | 1800 | 1200 | Light forklifts, industrial platforms |
| 65×6 | 82.3 | 2400 | 1750 | Medium truck traffic, loading docks |
| 80×8 | 125.8 | 3200 | 2300 | Heavy container trucks, logistics centers |
| 100×10 | 196.2 | 4500 | 3100 | Airport runway perimeters, heavy shipyards |
Conclusion
Heavy duty steel grating is the preferred solution for high-load industrial applications.
Proper selection based on load charts, span requirements, and environmental conditions ensures long-term structural safety and performance.
