
F34 Aluminum Top Plate 300mm × 300mm | Truss Top Cap for 290mm Box Truss
The Aluminium Top Plate for F34 truss is a precision-engineered component designed to provide a secure and stable connection point on top of F34 box trusses. Manufactured from high-strength, lightweight aluminium alloy, this 300mm x 300mm plate offers exceptional durability while keeping weight to a minimum, making it ideal for both fixed installations and touring use. Its flat, smooth surface allows for easy attachment of lighting fixtures, audio components, or scenic elements, enhancing overall rigging versatility. Specifically constructed to integrate seamlessly with F34 truss systems, the plate features pre-drilled holes and mounting points optimized for quick installation and compatibility with standard couplers and bolts. It is perfect for use in professional stage productions, concerts, exhibitions, and architectural lighting setups, providing a reliable platform for mounting heavy equipment safely at height. The corrosion-resistant finish ensures long-term performance even in varying environmental conditions.
Package Includes
- 4× Tapered Quick-Lock Pins
- 4× R-Clips (Safety Cotter Pins)
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Specifications
Alloy Properties
| Tensile Strength | 310 MPa (45,000 psi) |
| Yield Strength (0.2%) | 276 MPa (40,000 psi) |
| Elongation at Break | ≥ 12% |
| Modulus of Elasticity | 68.9 GPa (10,000 ksi) |
| Density | 2.70 g/cm³ (0.0975 lb/in³) |
| Corrosion Resistance | Excellent — suitable for indoor and outdoor use |
| Weldability | Excellent — TIG/MIG weldable with 4043 or 5356 filler rod |
Material & Construction
| Alloy | 6061-T6 Aluminum |
| Truss Profile | F34 Square Box Truss — 290mm × 290mm (11.4" × 11.4") |
| Main Tube O.D. | 50mm (2") × 2mm wall thickness |
| Bracing Tube O.D. | 25mm (1") × 2mm wall thickness |
| Connection System | Conical Coupler System (CCS) — quick-lock pin connection |
| Finish | Mill Finish (natural aluminum) / Optional powder coat |
| Certification | TÜV certified |
| Country of Manufacture | China (with TÜV quality verification) |
F34 Load Capacity Chart (UDL)
Maximum allowable uniformly distributed load for a single F34 truss span with 10:1 safety factor.
| Span | Max UDL (lbs) | Max UDL (kg) | Deflection |
|---|---|---|---|
| 1m (3.28ft) | 2,645 | 1,200 | L/500 |
| 2m (6.56ft) | 1,764 | 800 | L/400 |
| 3m (9.84ft) | 1,102 | 500 | L/350 |
| 4m (13.12ft) | 772 | 350 | L/300 |
| 5m (16.40ft) | 551 | 250 | L/250 |
| 6m (19.69ft) | 386 | 175 | L/200 |
| 8m (26.25ft) | 220 | 100 | L/150 |
| 10m (32.81ft) | 132 | 60 | L/120 |
Based on F34 truss (290mm × 290mm, 50mm main chords, 6061-T6) with pinned supports. WLL = UBS / 10.



