Description
Galvanised Cyclone Tie Down Straps – G300 Z275
The Galvanised Cyclone Tie Down Strap is designed to secure timber structures against wind uplift and cyclonic conditions. Manufactured from G300 Structural Steel with a Z275 Galvanised finish, these straps meet the requirements of AS 1684 and are ideal for fixing purlins, rafters, and trusses to top plates and timber lintels.
Applications
- Securing purlins, rafters, and trusses to timber plates and lintels
- Wind uplift restraint for timber frames
- Residential, commercial, and industrial construction
- Compliant for cyclone-prone and high-wind areas
Features
- Complies with AS 1684 for timber construction
- Made from G300 Structural Steel with Galvanised Z275 coating
- Available in 400mm and 600mm lengths
- Thickness 1.2mm with truss width of 110mm
- Stamped with compliance marking for identification
Installation
- Face Fixing: Bend strap over top of member and fix required number of nails per leg.
- Wrap Under Fixing: Bend under member, fix 3 nails per leg, and secure vertically for uplift resistance.
Design Capacity Factors
Derived from AS1720.1 – apply adjustment factors for category C2/C3 applications:
- C1: 1.00
- C2: 0.94
- C3: 0.88
Available Sizes
400mm | 600mm
| Part | QFind | Nail Size (mm) | Width (W mm) | Length (L mm) | Truss Width (TW mm) | Thickness (mm) |
|---|---|---|---|---|---|---|
| GSCMG12P400 | CS400 | 2.80 | 25 | 400 | 110 | 1.2 |
| GSCMG12P600 | CS600 | 2.80 | 25 | 600 | 110 | 1.2 |
