Metsec framing division has two main products, sfs and metframe. H purlins are used as roof purlins, wall purlins or, for example, as truss chords. Purlins and girts made from galvaspan steel are proven performers, delivering cost effective, designefficient, highly innovative building solutions. Cold roll formed zed purlins and c sections for building shell applications made from continuously hot dip coated. They are available if the following options are activated. Lindabs purlins are made of steel and offer an excellent choice. Guidance document gd 24 installation of purlins and side. Purlins framing engineering dry lining cable management. Degree programme in construction engineering beconu07b3. Download our purlin technical manual for more information. The fourth digit is a letter that signifies the profile type ie z for zsection.
Accessories for cold roll formed zed purlins and c sections intended for building shell applications made from continuously hot dip coated structural steel andor post galvanized structural steel. Purlins can be punched with no additional charges, note. Common purlins in wood construction, also called a majorrafter minorpurlin system. Metsecs purlins division is the uks largest designer quality and manufacturer of light gauge galvanised steel high strength to weight ratio. Metsec offer a wide range of z, c and mezzanine floor sections designed to provide optimal levels of structural performance in roof, wall and mezzanine floor constructions. Sleeves are used to join purlin above frames, where as 6 to. Metsec s purlins division is the uks largest designer and manufacturer of light gauge galvanised steel purlins, side rails and mezzanine floor systems. Metsec framing division was formed in 1984 and forms one of eight divisions within metsec. There are several possible reasons for these difficulties, including poor specification by the structural engineer and bad site practice on the part of the cladding contractors operatives e. The connection is incorrect, the sleeve that is generated is at the incorrect height and with to many holes for the given section. Take a look at our purlins technical manual for more information. The standard maximum length for delivery of purlins is 12 metres.
C section purlins and girts item name web flange thickness mm mm mm kgm c10015 c10019 c15012 c15015 c15019 c15024 c20015 c20019 c20024 c25019 c25024 102 x 51 x 1. Design of purlin sizes are based on an analysis of bending members as a simple beam. In 1981 metsecs management bought the purlins, beams and custom roll. Metsec purlins and side rails section dimensions and properties.
Purlins and side rails key benefits and links metsec. Z purlins can be produced in an infinite variation, ranging from the smallest to the largest possible profile type, and in different overall heights. Lightgage purlins of 8 to 12 in in depth can span 25 to 30 ft. Our latest release incorporates both british standards and eurocodes into one. Purlins, both c and z, are available in various sizes rolled to any length. The section reference of a zsection 232mm deep and 1.
Purlins robot structural analysis products autodesk. Figure 3 connections between hot rolled beam and coldformed z purlins. Our prepunched purlins are quick to install and suitable for both insulated and uninsulated roofs and walls. Mei z purlin mei z section are secondary structural members used to gab between frames. Like the dunc grey velodrome shown on the cover and below left venue for the cycling events at the sydney 2000 olympic games where in a worlds first, pairs of backtoback curved. Mezzanine floors, steel beams and steel lattice beams. Providing products for the construction and manufacturing industries. Termo purlins have a lower thermal transmittance thermal bridges eliminated by up to 90% and higher acoustic parameters than other purlins. Most stocks of purlins are kept in unpunched conditions and in these 3 lengths. Alw a0 lx ly wxel wyel mm2 106mm6 106mm4 106mm4 mm3 mm3.
Metsec purlin technical manual free download as pdf file. Metsec zsection steel purlin profiles are manufactured from prehot dipped galvanised steel, g275 coating and with a. Lightweight purlins can be roll formed or press braked from cold rolled thin gauge steel sheet. Note that if zero rows of sag bars are used then temporary bracing may be required during erection to avoid distortion of purlins and rails. The thickness and height of the purlin selected depend on span length and loads. Metsec purlin joints in advance steel 2017 not correct. Pdf comparison of tests of purlins with and without cleats. Perlins both zed and cee sections may be subject to minimum rolling quantities, minimum and maximum lengths. Metsec purlin division has supplied its light gauge galvanised steel purlins for the roof of plymouth universitys new faculty of art. Anatomy of frame structure with metsec systems 67 z sections 8 c sections 9 purlin systems 10 z sections purlins structural systems 1011 z sections purlin system butt 12 z sections purlin system sleeved 1415 z sections purlin system h. The purlin needed for a specific requisition will differ with the thickness of the. Slotted purlins can reduce heating costs considerably assembly and mounting is easy. Please see factory engineering standard sheets 012, 0, 014 in appendix a for dimensions and. Purlins definition of purlins by the free dictionary.
Having a high strength to weight ratio eing economical. By supporting the rafters they allow longer spans than the rafters alone. They give added support to the roof and also provide a nailing surface for the end panels and drip edge. Configurations of these members have originated at the bending press they represent the two basic ways to bend a sheet of metal into a section with a web and two flanges. The first 3 digits of the section reference indicate the depth of the section in millimetres i.
All purlins and girts are cold formed from highstrength steel to minimize weight while maximizing capacity. Secondary structural members are designed in accordance with the american iron and steel institute aisi then cold formed design manual. Common purlins are typically trenched through the top sides backs of principal rafters and carry vertical roof sheathing the key to identifying this type of roof system. Albion z purlin heavy end bay system used on larger buildings 5 bays or more where heavy end bay inner bay sleeves are utilised to reduce the gauge of inner bay purlins. Material and product specifications usage structural member.
Purlins are used on the roof, girts are used on the walls and eve struts at the intersection of side walls and roofs. Mei c purlin mei c sections are secondary structural members used to gab between frames. Cold rollformed zed purlins and c sections for building shell applications made from continuously hot dip coated structural steel. At the point when supporting vertical divider cladding they are otherwise called rails. These profiles are made from preheat dipped galvanized steel, g275 coating based on bsen 10147 with minimum guaranteed yield strength 350 nmm. The other divisions are purlins, hepsec, lattice beams, metstrut, crf, manipulation mpm and windows. A purlin plate in wood construction is also called an arcade plate in european english, under purlin, and principal purlin. The canam purlins and girts catalog includes these additions and a new chapter, entitled lateral stability of purlins, which discusses the stability of coldformed c and z sections figures 1 and 2. Metsec purlins selected for plymouth universitys new faculty.
Metsec sfs installation manual load bearing specifiedby. Purlins article about purlins by the free dictionary. Purlins selected from this technical manual obey a deflection criteria of span180 for conventional steel decking. All values calculated according to swedish code and stbkn5 type thickness mm a b h ieff 104 mm4 ibr 104 mm4 weff 103 mm3 v rd kn allowable support reaction l55mm md knm mid support end support. Metsec purlins and side rails section dimensions and. Degree programme in construction engineering beconu07b3 22. C purlin urmetal, fabricar corp philippines, construction. Thermal break design options thermal breaks can be installed as.
Load tables are based on calculations to bs en 1993. Jul 17, 2017 metal roof purlins are installed horizontally under metal roofs. The roof structure presented a number of challenges due to its complex shape and load. Z purlins declarations of performance downloads metsec. The purlins were not attached to the rafters by cleats. They are installed on top of the roof rafters with a felt underlayment or vapor barrier installed on top. We focus on adding value through expert design, precision manufacturing and ontime in. Purlins are made of metal solid or latticed, reinforced concrete, or wood solid or with a closed or open cross section. Connection of purlins to main trusses wt wr data sheet no.
When using the connection vault macros for connecting two metsec cold rolled purlins with a sleeve over a rafter. Metsec zsection steel purlin profiles are manufactured from prehot dipped galvanised steel, g275 coating and with a minimum yield strength of 450nmm. Metsec manual building information modeling iso 9000 scribd. Metsec purlins selected for plymouth universitys new. A purlin is supported on the principals girders or trusses, and it supports panels or planking. The steel conforms to the requirements of astm standard a607 grade 50, steel sheet and strap, highstrength, low alloy columbium or vanadium, or both, hot rolled and cold rolled. Sleeves are used to join purlin above frames, where as 6. Metal roof purlins are installed horizontally under metal roofs. The term plate means a major, horizontal, supporting timber. Load table technical details for our full range of purlins systems for the construction and. Alfaa purlins are used on the roof, girts are used on the walls and eve struts at the intersection of side walls and roofs. In the 1950s metsec moved into construction with framing for post war pre fabricated houses and was the first to develop lattice beams and purlins as products. Purlins and side rails across metsec construction and manufacturing industry.
Purlin division sfs division metframe division lattice beam division. The length of the purlin from truss to truss is taken as the span length needed for the single span, simply supported beam formula. Peco purlin clips suppliers archerdale shipley, bradford. Accessories for cold rollformed zed purlins and c sections intended for. Figure 3 connections between hot rolled beam and coldformed zpurlins. Our steel sections are used as lightweight structural systems in the construction industry and as bespoke components. Sheeting was screwfastened to the purlins and a range of bridging bracing members was used to prevent lateral deflection and twisting.
The tables are based on the use of restraining metal cladding. Additionally, parameters of the roof ridge beam and the longitudinal beams can be defined on this tab from the right and the left side of the bay. The metsec eaves beam is a purposedesigned profile for use as an eaves purlin, top sheeting rail and gutter support. The roof structure presented a number of challenges due to.
Purlin article about purlin by the free dictionary. Coldformed c and z purlins are the workhorses of the industry. Gives details on the interaction between purlins and roofing. Purlin plates are beams which support the midspan of rafters and are supported by posts. Design of c purlins excel sheet design of purlin sizes are based on an analysis of bending members as a simple beam. Csection purlin by metsec metsec offer a wide range of z, c and mezzanine floor sections designed to provide optimal levels of structural performance in roof, wall and mezzanine floor constructions.
Throughout this manual metsec framing will be referred to as metsec. Guidance document gd 24 installation of purlins and. Purlins are made of metal solid or latticed, reinforced concrete, or wood solid or. In addition, our zed section purlins come with a wide range of compatible accessories and can be supplied for the majority of cladding types and designs. Z purlins are the level bars that are utilized to join sheeted tops and vertical divider cladding sitting between the sheeting and the essential building or divider structure. Provides the information required for designing the purlin structure of a steel frame building. Cold roll formed zed purlins and c sections for building shell applications made from continuously hot dip coated structural steel. Purlins are 2 by 4 feet and are installed much like metal roofing. Fully effective section offering maximum efficiency, ideal for a flat or pitched roof, without the need for sag. Metsecs purlin division is the uks metsecs steel framing system sfs. Ruukki lightweight purlins details en pdf files zip, 3. Purlins framing engineering dry lining cable management voestalpine metsec plc. Our software optimises the design of purlins, side rails and mezzanine floor joists. Zsection purlin by metsec our zed purlin product range consists of a fully compatible range of zsection profiles made from cold rolled steel in depths ranging from 142mm to 342mm deep.