DescriptionGalvanised Cyclone Tie Down Straps – G300 Z275The 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.ApplicationsSecuring purlins, rafters, and trusses to timber plates and lintelsWind uplift restraint for timber framesResidential, commercial, and industrial constructionCompliant for cyclone-prone and high-wind areasFeaturesComplies with AS 1684 for timber constructionMade from G300 Structural Steel with Galvanised Z275 coatingAvailable in 400mm and 600mm lengthsThickness 1.2mm with truss width of 110mmStamped with compliance marking for identificationInstallationFace 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 FactorsDerived from AS1720.1 – apply adjustment factors for category C2/C3 applications:C1: 1.00C2: 0.94C3: 0.88Available Sizes400mm | 600mmPartQFindNail Size (mm)Width (W mm)Length (L mm)Truss Width (TW mm)Thickness (mm)GSCMG12P400CS4002.80254001101.2GSCMG12P600CS6002.80256001101.2
