The permissible design load (unfactored) is 0.88kNm (7800 lbf - in) using 3.75 mm nails.
QUALITY OF MATERIAL
Hurricane Straps are supplied in two materials and two thicknesses as follows:
- Galvalume coated steel sheet to ASTM A792M, Grade 345A, AZ180, in thickness 1.0mm. Minimum Tensile Strength of 450MPa, Minimum Yield of 345 MPa with elongation of 12%.
- Stainless Steel sheet to ASTM A240-S31603 with Minimum Tensile Strength of 485 MPa in thickness 1.0mm. Minimum Yield of 170 MPa with elongation of 40%.