Non-radius curved metal roof pdf

Curved Posi-Strut Roof Trusses. A curved parallel chord truss is formed with timber chords bent to the required radius and webbed with Posi-Strut metal webs, 'recommended' bending radius per alloy and temper at which no cracking (of the metal) is observed. Severe cracking may cause real deterioration in the metal temperatures range from - 30°C to +80°C. So that the roofing does not exceed + 80°C, installers' feedbacks have shown that a sheet wether in metal or in