Steel Decking

Available in gauges 0.9 and 1.2mm and in two different material grades.


R51 Section Properties (per metre width)

NominalDesign ThicknessAvailable GradesDepth of ProfileWeight of ProfileHeight of neutralArea of SteelMoment of interia
thickness mm(bare steel) mmN/mm2mmkg/m2kN/m2axix mmmm2/mcm4/m
0.90.86S3505112.980.12816.9158062.3
1.00.96S3505114.420.14216.9176471.0
1.21.16S3505117.300.17016.8213187.7


TR60 Section Properties (per metre width)

NominalDesign ThicknessAvailable GradesDepth of ProfileWeight of ProfileHeight of neutralArea of SteelMoment of interia
thickness mm(bare steel) mmN/mm2mmkg/m2kN/m2axix mmmm2/mcm4/m
0.90.86S350 or S45060 / 72*9.990.09833.6121693.5
1.00.96S350 or S45060 / 72*11.080.10933.61355102.1
1.21.16S350 or S45060 / 72*13.260.13033.71633119.8


TR80 Section Properties (per metre width)

NominalDesign ThicknessAvailable GradesDepth of ProfileWeight of ProfileHeight of neutralArea of SteelMoment of interia
thickness mm(bare steel) mmN/mm2mmkg/m2kN/m2axix mmmm2/mcm4/m
0.90.86S350 or S45080 / 92*11.370.11242.31385172.9
1.00.96S350 or S45080 / 92*12.590.12342.41539192.3
1.21.16S350 or S45080 / 92*15.100.14842.51860231.1

When estimating concrete usage we recommend that -8mm is allowed for voids and +span/250mm allowed for pondong. E.g. 150 slab over 3m unpropped… equivalent sold slab= 150-8+3000/250=154mm (approximation only).