Albion z purlin sleeve system the most popular system employs sleeved joints to provide continuity over the support rafters. Slotted purlins can reduce heating costs considerably assembly and mounting is easy. A purlin is supported on the principals girders or trusses, and it supports panels or planking. H purlins are used as roof purlins, wall purlins or, for example, as truss chords. Cold rollformed zed purlins and c sections for building shell applications made from continuously hot dip coated structural steel.
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. Metsec framing division was formed in 1984 and forms one of eight divisions within metsec. The purlins were not attached to the rafters by cleats. Secondary structural members are designed in accordance with the american iron and steel institute aisi then cold formed design manual. In 1981 metsecs management bought the purlins, beams and custom roll. 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. 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. Providing products for the construction and manufacturing industries. Metsec purlins and side rails section dimensions and properties. They are available if the following options are activated.
They can be ordered plain or with holes prepunched, as per standard end punchings shown below or punched to any layout required. Coldformed c and z purlins are the workhorses of the industry. Metsec purlins and side rails section dimensions and. Metsec zsection steel purlin profiles are manufactured from prehot dipped galvanised steel, g275 coating and with a minimum yield strength of 450nmm. Lightgage purlins of 8 to 12 in in depth can span 25 to 30 ft. Guidance document gd 24 installation of purlins and side. Purlins are made of metal solid or latticed, reinforced concrete, or wood solid or with a closed or open cross section. A purlin plate in wood construction is also called an arcade plate in european english, under purlin, and principal purlin.
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. Design of c purlins excel sheet design of purlin sizes are based on an analysis of bending members as a simple beam. 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. Common purlins in wood construction, also called a majorrafter minorpurlin system. Metsec s purlins division is the uks largest designer and manufacturer of light gauge galvanised steel purlins, side rails and mezzanine floor systems. Perlins both zed and cee sections may be subject to minimum rolling quantities, minimum and maximum lengths.
When using the connection vault macros for connecting two metsec cold rolled purlins with a sleeve over a rafter. Jul 17, 2017 metal roof purlins are installed horizontally under metal roofs. Material and product specifications usage structural member. Download our purlin technical manual for more information. Our steel sections are used as lightweight structural systems in the construction industry and as bespoke components. Pdf comparison of tests of purlins with and without cleats. Termo purlins have a lower thermal transmittance thermal bridges eliminated by up to 90% and higher acoustic parameters than other purlins. We focus on adding value through expert design, precision manufacturing and ontime in. 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. These profiles are made from preheat dipped galvanized steel, g275 coating based on bsen 10147 with minimum guaranteed yield strength 350 nmm. Purlins are made of metal solid or latticed, reinforced concrete, or wood solid or. Purlin article about purlin by the free dictionary.
Metsec sfs installation manual load bearing specifiedby. Metsec zsection steel purlin profiles are manufactured from prehot dipped galvanised steel, g275 coating and with a. Please see factory engineering standard sheets 012, 0, 014 in appendix a for dimensions and. The length of the purlin from truss to truss is taken as the span length needed for the single span, simply supported beam formula. They are installed on top of the roof rafters with a felt underlayment or vapor barrier installed on top. Purlins roof system for the construction and manufacturing industries. 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. Cold roll formed zed purlins and c sections for building shell applications made from continuously hot dip coated structural steel. 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. Figure 3 connections between hot rolled beam and coldformed zpurlins. The metsec eaves beam is a purposedesigned profile for use as an eaves purlin, top sheeting rail and gutter support. Load tables are based on calculations to bs en 1993.
Purlins are used on the roof, girts are used on the walls and eve struts at the intersection of side walls and roofs. Figure 3 connections between hot rolled beam and coldformed z purlins. The thickness and height of the purlin selected depend on span length and loads. Metsecs purlin division is the uks metsecs steel framing system sfs. Mezzanine floors, steel beams and steel lattice beams. Fully effective section offering maximum efficiency, ideal for a flat or pitched roof, without the need for sag. Purlins framing engineering dry lining cable management. Sheeting was screwfastened to the purlins and a range of bridging bracing members was used to prevent lateral deflection and twisting. 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. Purlins framing engineering dry lining cable management voestalpine metsec plc. Peco purlin clips suppliers archerdale shipley, bradford.
Purlins robot structural analysis products autodesk. Design of purlin sizes are based on an analysis of bending members as a simple beam. Purlins, both c and z, are available in various sizes rolled to any length. Mei z purlin mei z section are secondary structural members used to gab between frames. The section reference of a zsection 232mm deep and 1.
Purlins and side rails key benefits and links metsec. Purlins can be punched with no additional charges, note. 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. Metsecs purlins division is the uks largest designer quality and manufacturer of light gauge galvanised steel high strength to weight ratio. Sleeves are used to join purlin above frames, where as 6 to. Sleeves are used to join purlin above frames, where as 6. The standard maximum length for delivery of purlins is 12 metres. Throughout this manual metsec framing will be referred to as metsec. Z purlins declarations of performance downloads metsec. Purlins are 2 by 4 feet and are installed much like metal roofing. The roof structure presented a number of challenges due to its complex shape and load. Metsec purlin technical manual free download as pdf file.
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. By supporting the rafters they allow longer spans than the rafters alone. 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. Our latest release incorporates both british standards and eurocodes into one. Metsec purlin joints in advance steel 2017 not correct.
Ruukki lightweight purlins details en pdf files zip, 3. Purlins article about purlins by the free dictionary. 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. 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. Lindabs purlins are made of steel and offer an excellent choice. The last two digits indicate the material thickness i. Mei c purlin mei c sections are secondary structural members used to gab between frames. All purlins and girts are cold formed from highstrength steel to minimize weight while maximizing capacity. Metsec purlins selected for plymouth universitys new. Guidance document gd 24 installation of purlins and. 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. Metsec framing division has two main products, sfs and metframe.
Purlins definition of purlins by the free dictionary. Alw a0 lx ly wxel wyel mm2 106mm6 106mm4 106mm4 mm3 mm3. Purlins and side rails across metsec construction and manufacturing industry. Degree programme in construction engineering beconu07b3. Take a look at our purlins technical manual for more information. Purlin division sfs division metframe division lattice beam division. Z purlins can be produced in an infinite variation, ranging from the smallest to the largest possible profile type, and in different overall heights.
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. Purlin plates are beams which support the midspan of rafters and are supported by posts. The first 3 digits of the section reference indicate the depth of the section in millimetres i. Most stocks of purlins are kept in unpunched conditions and in these 3 lengths.
Purlins selected from this technical manual obey a deflection criteria of span180 for conventional steel decking. Cold roll formed zed purlins and c sections for building shell applications made from continuously hot dip coated. Metsec purlin technical manual roof beam structure scribd. The roof structure presented a number of challenges due to. Degree programme in construction engineering beconu07b3 22. 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. Load table technical details for our full range of purlins systems for the construction and. Gives details on the interaction between purlins and roofing. Connection of purlins to main trusses wt wr data sheet no. Thermal break design options thermal breaks can be installed as. The other divisions are purlins, hepsec, lattice beams, metstrut, crf, manipulation mpm and windows. They give added support to the roof and also provide a nailing surface for the end panels and drip edge. Metsec manual building information modeling iso 9000 scribd. Having a high strength to weight ratio eing economical.
Our prepunched purlins are quick to install and suitable for both insulated and uninsulated roofs and walls. 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. Our software optimises the design of purlins, side rails and mezzanine floor joists. Metsec purlins selected for plymouth universitys new faculty. Alfaa purlins are used on the roof, girts are used on the walls and eve struts at the intersection of side walls and roofs. C purlin urmetal, fabricar corp philippines, construction. The connection is incorrect, the sleeve that is generated is at the incorrect height and with to many holes for the given section. Purlins and girts made from galvaspan steel are proven performers, delivering cost effective, designefficient, highly innovative building solutions.
The fourth digit is a letter that signifies the profile type ie z for zsection. At the point when supporting vertical divider cladding they are otherwise called rails. Metal roof purlins are installed horizontally under metal roofs. Accessories for cold rollformed zed purlins and c sections intended for. Provides the information required for designing the purlin structure of a steel frame building. Lightweight purlins can be roll formed or press braked from cold rolled thin gauge steel sheet. Metsec purlin division has supplied its light gauge galvanised steel purlins for the roof of plymouth universitys new faculty of art. The purlin needed for a specific requisition will differ with the thickness of the. The term plate means a major, horizontal, supporting timber. 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.
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