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Product specifications

Feeding width: 914 mm / 940mm
Effective cover width (EW): 762 mm
Rib height: 24 mm (Nominal sheet depth)
Tensile strength: G550
Coating class: AZ 150
Recommended total coated thickness: 0.47 mm and 0.40 mm
Colour range: Non- colour and Colourbonded steel
Maximum transportable length: 20ft – 40ft depending on length of transport trailer

Profile diagram Specifications summary `RANDEK’ 770 (in mm)

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Base metal thickness (mm) Total coated thickness (mm) Mass/area kg/m² Effective sheet cover width (mm) Nominal sheet depth (mm) Minimum recommended roof slope Maximum recommended supports spacing for normal conditions
0.35 0.40 3.791 762 24 Roofs :
Internal span - 1700 mm
End span - 1000 mm

Walls :
Internal span – 2400 mm
End span - 1200 mm
0.42 0.47 4.455 762 24

Fasteners / screws complementing the roofing / cladding range


The fasteners/roofing screws selected for roofing and cladding material should have similar life expectancy to that of the roofing /cladding.

We supply a special galvanized delta coated screw with rubber washer for both steel and timber frames.

Recommended screws spec - 55 mm delta coated screw.

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