Extensive Range

Stratco produces an extensive purlin range with eight web heights and six thickness combinations, from 75mm to massive 400mm purlins capable of impressive spans. Fascia purlins are also available in the larger sizes. The following table shows the thicknesses available:

Web Depth in Millimeters

Thickness 75 100 150 200 250 300 350 400

1.0mm

1.2mm

1.5mm

1.9mm

2.4mm

3.0mm

Technical Details Profiles

C Section Purlin

Z Section Purlin

Material Properties

Material Properties (MPa)

C Section

Size

Z Section

Size

Yield Stress

fy

Ult. Tensile

Strength fu

75-95 - 550 550

75-12 - 500 520

75-15 - 450 480

100-10 100-10 550 550

100-12 100-12 500 520

100-15 100-15 450 480

100-19 100-19 450 480

100-24 100-24 450 480

150-10 150-10 550 550

150-12 150-12 500 520

150-15 150-15 450 480

150-19 150-19 450 480

150-24 150-24 450 480

200-12 200-12 500 520

200-15 200-15 450 480

200-19 200-19 450 480

200-24 200-24 450 480

250-15 250-15 450 480

250-19 250-19 450 480

250-24 250-24 450 480

300-24 300-24 450 480

300-30 300-30 450 480

350-24 350-24 450 480

350-30 350-30 450 480

400-24 400-24 450 480

400-30 400-30 450 480

Dimensions

Dimensions

t

mm

D

mm

Z Section C Section

L

mm

Mass

kg/m E

mm

F

mm

B

mm

0.95 75 - - 40 10.0 1.26

1.2 75 - - 40 10.7 1.59

1.5 75 - - 40 11.4 1.97

1.0 102 53 49 51 12.5 1.77

1.2 102 53 49 51 12.5 2.10

1.5 102 53 49 51 13.5 2.61

1.9 102 53 48 51 14.5 3.29

2.4 102 53 48 51 15.0 4.13

1.0 152 65 61 64 14.5 2.42

1.2 152 65 61 64 15.0 2.89

1.5 152 65 61 64 16.0 3.58

1.9 152 65 61 64 17.0 4.51

2.4 152 66 60 64 18.5 5.67

1.2 203 79 74 76 15.0 3.62

1.5 203 79 74 76 16.0 4.49

1.9 203 79 73 76 19.0 5.73

2.4 203 79 74 76 21.0 7.20

1.5 254 79 74 76 18.0 5.16

1.9 254 79 74 76 19.0 6.50

2.4 254 79 73 76 20.5 8.16

2.4 300 100 93 96 28.0 10.09

3.0 300 100 93 96 31.5 12.68

2.4 350 129 121 125 29.0 12.20

3.0 350 129 121 125 30.0 15.19

2.4 400 129 121 125 28.0 13.16

3.0 400 129 121 125 30.0 16.39

Web Depth in Millimeters

Thickness 75 100 150 200 250 300 350 400

1.0mm

1.2mm

1.5mm

1.9mm

2.4mm

3.0mm

Installation Details

Typical Assemblies

A

B

C

A - Angle connector and Clamp Plate being used to anchor a C Section to a concrete slab floor. B - Typical 90° connection using a General Purpose Bracket. C - Simple connection to the open face of a C Section using an Angle connector and Clamp Plate.

Lapping

Figure 1

Figure 2

Fastening to Cleats

Hole Punching and Cleat Detail

Cleat Nominal Dimensions (mm)

Nom. Sec. Size X B Y Gap DH

100 40 40 110 10 18

150 60* 55** 145 10 18

200 110 55 195 10 18

250 160 55 245 10 18

300 210 65 305 20 22

350 260 65 355 20 22

400 310 65 405 20 22

Note: When using downturn lip purlins or girts, dimension B and Y must be increased by the length of the lip.

* 70mm in Victoria ** 50mm in Victoria

Z Purlin Standard*

Z Girt Standard

Z Girt Optional

C Purlin Standard*

Z Girt Standard

Z Girt Optional

* Z and C Section purlins must have the top flange pointing up the slope to minimise rotation.

Bridging Components

A Locking End

B Receiving End

C Bolted End

D Fascia Bracket

Bridging Assemblies

E Ridge Bridging

F Ridge Bridging Strut

G Intermediate Bridging Strut

H Turnbuckle

I Adjustable Fascia Bridging

J Girt Hanger

K Girt Foot

L Tie Rod

Bridging Configurations