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Roofing profiles

 

CR38

Table 1 : Permissable wind uplifts (negative) loads in kN/m2 - deflection limit span /150

Sheet Thickness

Weight kg/m2

Span Condition

Span mm
1400 1600 1800 2000 2200 2400 2600 2800 3000 3200 3400

0.50mm

5.23
 single 2.99 2.26 1.77 1.29 0.96 - - - - - -
double 2.26 1.80 1.47 1.23 1.04 0.89 0.77 - - - -
multi 2.77 2.21 1.81 1.51 1.28 1.09 0.95 0.83 - - -

0.70mm

6.80
 single 4.42 3.34 2.55 1.84 1.37 1.05 0.82 - - - -
double 3.59 2.85 2.32 1.93 1.63 1.39 1.20 1.05 0.93 0.80 -
multi 4.41 3.51 2.86 2.38 2.01 1.72 1.49 1.20 0.97 0.80 -

0.90mm

9.21
 single 6.94 5.25 3.83 2.67 2.05 1.57 1.23 0.98 0.79 - -
double 5.45 4.29 3.47 2.86 2.40 2.30 1.72 1.48 1.28 1.13 0.96

multi

6.74

5.32

4.30

3.56

2.9

2.54

2.15

1.73

1.40

1.15

0.96

 

Table 2 : Permissable downward (imposed) loads in kN/m2 - deflection limit span /200

Sheet Thickness

Weight kg/m2

Span Condition

Span mm
1400 1600 1800 2000 2200 2400 2600 2800 3000 3200 3400

0.50mm

5.23
 single 2.92 2.21 1.73 1.27 0.94 - - - - - -
double 2.30 1.83 1.50 1.25 1.05 0.90 0.78 - - - -
multi 2.81 2.25 1.84 1.53 1.30 1.06 0.83 - - - -

0.70mm

6.80
 single 4.48 3.37 2.33 1.68 1.25 0.96 0.75 - - - -
double 3.56 2.83 2.30 1.91 1.61 1.38 1.13 0.90 - - -
multi 4.37 3.48 2.84 2.36 1.90 1.45 1.13 0.90 - - -

0.90mm

9.21
 single 6.21 4.68 3.24 2.34 1.74 1.33 1.04 0.83 - - -
double 5.87 4.64 3.76 3.11 2.62 2.09 1.63 1.30 1.05 0.86 -

multi

7.24

5.74

4.66

3.67

2.73

2.09

1.63

1.30

1.05

0.86

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Coverworld UK Limited

Mansfield Road   Bramley Vale   Chesterfield   Derbyshire   S44 5GA

Tel: 01246 858222   Fax: 01246 858223   E-mail: sales@Coverworld.co.uk

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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