PROFILE 3 (SLW & ULTIMATE).pdf - Emenite Limited

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fig. 3.3Wooden purlinfig. 3.4Steel channel purlin146mm 175 mm321mm146mm 175 mm321mmWooden purlinSteed channel purlinTable 3.1DISTANCE “A” BETWEEN RIDGE PURLINWidth of wooden purlinsAll steel sectionsA [in]A [mm]Degrees 2in (50mm) 2½in (60mm) 3in (75mm) 3½in (90mmA [in] A [mm] A [in] A [mm] A [in] A [mm] A [in] A [mm] A [in] A [mm]15° 6 155 5½ 140 5½ 130 4¼ 110 8¼ 21020° 5¾ 150 5¼ 130 5 120 4 100 7¾ 20025° 5½ 140 5 120 4½ 110 3½ 90 7¼ 18030° 5 120 4½ 110 4 100 3¼ 80 6¾ 19035° 4½ 110 4 100 3½ 90 2¾ 70 6¼ 1603.1.2 Metal structure3.1.2SUPERLIGHTWEIGHT ® and ULTIMATE ® corrugated roofing sheets can also be installed over metal trussesusing hookbolts. Solid steel or pre–engineered cold rolled ultraspan steel trusses are recommended in thiscontext.3.1.3 Underlay (Optional)3.1.3If so desired, tarpaulin or polythene underlay can be spread on roof structures before corrugated sheetsare laid.®PROFILE 3 MANUAL17
3.23.2 FASTENERSFasteners are responsible for keeping corrugated sheets and their accessories in their position under theaction of gravity and wind forces, and to avoid premature failure, corrosion or leakages in a roof.Several factors must be taken into account when selecting the type and kind of fasteners: Structurematerial, purlin dimensions, etc. In all the cases, installation must comply with the recommendations givenby the manufacturers.For SUPERLIGHTWEIGHT ® and ULTIMATE ® roofing sheets, the recommended fastener is the standard62.5mm galvanized roofing nail with bituminous washer fixed when they are installed over wooden structurewhile hook bolts are adopted for steel truss systems as shown below.fig. 3.5NutWasherBituminous feltMetal CapFelt UnderlayAngle purlinThreaded rods bent to shape to t the purlin - HOOKBOLTS62.5mmStandardGalvanized nailin all the cases, the specifier and installer are advised to completely follow the recommendations given inthis technical manual regarding materials, diameters, position and number of fasteners.fig. 3.6Fixing with roofing nails62.5150SLW sheet62.5mm standardgalvanized nailTimber purlin18®PROFILE 3 MANUAL
Page 1 and 2: PROFILE 3TECHNICALMANUAL
Page 3: IndexEmenite ® presentation 4Etex
Page 6 and 7: ®PROFILE 3 MANUAL05
Page 9 and 10: • ULTIMATE ® sheets come in stan
Page 11 and 12: Below are the recommended standards
Page 13 and 14: 2.22.2 TWO PIECE CORRUGAT ED RIDGEf
Page 15 and 16: 2.62.6 ONE PIECE FLAT WING HIP RIDG
Page 17: fig. 3.1Recommended purlin spacings
Page 21 and 22: 44. DESIGN INFORMATION4.14.1 PARTS
Page 23 and 24: advisable to avoid backflow through
Page 25 and 26: These values are valid, only if the
Page 27 and 28: 55. INSTALLATION5.15.1 RECOMMENDED
Page 29 and 30: fig. 5.3Defining the left and the r
Page 31 and 32: 5.75.7 FASTENING PROCEDUREPROFILE 3
Page 33 and 34: 66. ESTIMATION OF MATERIALS6.16.1 E
Page 35 and 36: SOLUTION FOR SUPERLIGHTWEIGHT®NR =
Page 37 and 38: 6.26.2 ESTIMATION OF ACCESSORIESTo
Page 39 and 40: 77. TRANSPORTATIO N HANDLINGAND STO
Page 41 and 42: fig. 7.4Unloading sheets40®PROFILE
Page 43 and 44: 99. CARE AND MAINTENANCEThe followi
Page 45 and 46: oofs when it is wet or windy.• Sh
Page 47: 1111.ENVIRONMENTAL PROTSUSTAINABILI

PROFILE 3 (SLW & ULTIMATE).pdf - Emenite Limited

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