8/10/2019 Z-purlin.pdf

1/4

Z purlinOur pre-punched purlins are quick to install and suitable for both insulated and uninsulated roofs and walls.

The thickness and height of the purlin selected depend on span length and loads. To optimise the design, use our

PurCalc software.

Applications:

Industrial construction

Hall and warehouse construction

Extension construction and renovation

The information on our web site is accurate to the best of our knowledge and understanding. Although every effort has been made to ensureaccuracy, the company cannot accept any responsibility for any direct or indirect damages resulting from possible errors or incorrectapplication of the information of this publication. We reserve the right to make changes.

Copyright 2014 Rautaruukki Corporation. All rights reserved.

Document printed on 25.06.2014 www.ruukki.com

8/10/2019 Z-purlin.pdf

2/4

Properties

Section type: Z-sections

Height: 100, 120, 150, 200, 250, 300, 350 mm

Thickness: 1.03.0 mmMinimum length 1600 mm

Maximum length 18500 mm

Material: Hot galvanised steel sheet

Steel quality S350GD+Z275 according to EN

10346

Tolerances: Roll formed products EN 10162

Press-braked products EN 10162 and EN

1090-2

Material EN 10143

Dimensioning: It is advisable to use PurCalc software whendimensioning lightweight purlins. Dimensioning

curves are also available.

Lightweight purlins Z cross-section geometries

Type ofpurlin

Thickness Height Width of wideflange

Width of narrowflange

Fold Weight Cross-sectionarea, gross

Cross-section area,effective

tnommm

Hmm

Amm

Bmm

Cmm

gkg/m

Acm2

Aeffcm2

Z100 1 100 45 39 18 1.63 2.03 1.16

1.2 45.4 39.4 18 1.96 2.45 1.65

1.5 46 40 18 2.45 3.08 2.39

2 47 41 18 3.27 4.13 3.61

Z120 1 120 45 39 18 1.81 2.22 1.16

1.2 45.4 39.4 18 2.17 2.68 1.65

1.5 46 40 18 2.71 3.37 2.4

2 47 41 18 3.61 4.52 3.65

Z150 1 150 45 39 18 2.04 2.51 1.15

1.2 45.4 39.4 18 2.45 3.03 1.64

1.5 46 40 18 3.06 3.81 2.39

2 47 41 18 4.08 5.11 3.67

Z200 1.5 200 70 62 26 4.36 5.5 2.65

2 71 63 26 5.81 7.38 4.6

2.5 72 64 26 7.26 9.25 6.5

3 73 65 26 8.71 11.13 8.49

Z purlin

2

8/10/2019 Z-purlin.pdf

3/4

8/10/2019 Z-purlin.pdf

4/4

Type of hole Diameter (mm) Rotation ()

1831.7 90

1835 90

2035 90

525 90

Design tools

Our PurCalc software is constantly improved and updated to easily design and optimise Ruukkis lightweight purlin

sections.

Choosing the right filters will help you to select the right product characteristics. The software enables the calculation of

various roof purlin systems, whether the purlins are restrained by trapezoidal sheeting or roof sandwich panels. Download

PurCalc

Order & delivery

Use Ruukki's optimisation software PurCalc to design the purlin structure.

Please provide the following information in the order:

Type of purlin

Thickness

Length

Number

In case of pre-punched purlins, please send us purlin drawings showing the location of the holes.

Note! Our standard raw material for purlins is S350GD+Z275.

Declaration of Performance

The content of this document has been created from web page last updated 23 Sep 2013

Our sales and technical support are happy to give you more information. Visit www.ruukki.com/contact-us.

Z purlin

4