twin skin systems - Steadmans

1 CI/SfB. (4-) Nh2. September 2014. twin skin systems n Industry o n structio all profil e C. for th ro ducts f & w r oo P. of Clad din g es es s urer Ma nuf act r i S se A. twin skin systems as series roof & wall profiles introduction Index AS24/1000. Introduction 2 This brochure About Steadmans 2 describes Requirements 3 Steadmans '. Technical description 3-4 pro led metal Performance 5 - 15 systems for AS24/1000 pro les 5-6 twin skin roofs AS30/1000 pro les 7-8 and walls;. AS30/1000 AS34/1000 pro les 9 - 10 it includes AS35/1000 pro les 11 - 12.

2 Technical AS13/3/990 pro les 13 - 14. AS20/1000 liner pro le 15 description and performance data Colours 16. for the systems , Accessories 17. offers guidance Design guidance 18 - 22. for designers and Design details 23 - 40. AS34/1000 Roofs 23 - 34 includes sitework Walls 35 - 39 instructions. Roo ights 40. Sitework 41 - 45. Maintenance 46. Supply and delivery 46. Technical support 47. AS35/1000 References 47. About Steadmans A Steadman & Son Limited (usually known as Steadmans ). AS13/3/990 are one of the UK's leading manufacturers of roofing and cladding, supplying high quality cladding materials from our sites in England, Scotland and Northern Ireland.

3 We offer total roofing and cladding solutions which we deliver with our dedicated haulage fleet. Our continuous investment programme and on-going product development ensures we can provide high quality AS20/1000 products promptly and at competitive prices. AS twin skin systems 2. As twin skin systems Steadmans ' AS twin skin roof and wall systems consist The QA+ warranty can be extended to a ten year of coated steel sheets rolled to six different profiles; insurance backed warranty covering defects arising from they may be used to form roofs - down to 4 pitch poor workmanship, defective materials and damage (6 if rooflights are required) - and walls.

4 The system resulting from design defects. Contact Steadmans for includes a comprehensive range of spacers, fixings, more information about the warranties. sealants, guttering, flashings and rooflights. The AS twin skin system offers rapid coverage and swift completion of a weatherproof building envelope to give a high performance building. The profiles may also be used in single skin applications. Technical description Steel profiles specification Standard external weather sheets are available in NBS Plus is a library of technical product and thicknesses; the AS20/1000 liner sheet is information written in NBS format, linked available in and thicknesses.

5 To NBS clauses and clause guidance. Tables 01 and 02 give the standard profile dimensions, With NBS Plus, specifiers can select weights, and manufacturing tolerances. products quickly and accurately then drop the product information directly into a specification. Table 01: Pro le dimensions NBS clauses for AS twin skin roof and wall systems and Cover: other Steadmans products are now available for NBS. AS13/3 990mm subscribers. all other panels 1000mm Standard lengths 1000 - 12000mm Requirements (others available on request).

6 Weight: AS twin skin roof and wall profiles are manufactured in a thick kg/m2. process certified to ISO 9001:2008. thick kg/m2. thick kg/m2. Installation warranty Steadmans offer an independent audit-based warranty for the AS twin skin roofing and cladding system. Table 02: Manufacturing tolerances The QA+ warranty, from Auditing Workmanship & Cut to length L < 3m +/- 5mm Materials Ltd, provides pre-site and on-site quality L > 3m +/- 10mm inspections and audits to ensure the high standards of construction and finishing which will maximise service life Cover width -0mm / +3mm and reduce maintenance costs.

7 End square -3mm / +3mm AS twin skin systems 3. twin skin systems as series roof & wall profiles Technical description Steel profiles The steel used in the AS series Table 03: twin skin steel coatings roof and wall profiles is hot-dip Weather sheet 200LG 200 micron A high performance pre-painted steel galvanised to BS EN 10346:2009 PVC Plastisol system on a hot dipped galvanised or Aluzinc coated, then finished substrate. The outer face is nished with a with one of the coatings listed in leather-grain embossed PVC while the Table 03.

8 Inner face is nished with a heat cured epoxy paint system. Weather sheets are available in a number of different profiles, Dobel Nova A 50 micron thick acrylic polymer coating which has high wear resistance, excellent many with matching roof and colourfastness and good exibility. The wall panel profiles. The following coating contains no PVC or Isocyanates pages show the details and load and the material is wholly recyclable. tables for each profile. Polyester A polyester coating with a medium term In order to maintain our high life.

9 Standards of customer service we Agri-Steel A polyester coating recommended for the may replace the steel listed here agricultural market. Agri-Steel has a with that of similar quality from superior substrate coating and interior different suppliers. paint nish when compared to standard polyester. Tata HPS200 A durable organic coating with Scintilla nish on a substrate treated with hot- dipped zinc-aluminium alloy. Tata & Dobel A 27 micron thick stoved urocarbon PVDF coating: excellent colour stability at temperatures as high as 120 C.

10 Liner sheet White lining Single coat, 18 micron thick nish offers an enamel easy to clean surface. Standard colour bright white'. 200LG Plastisol 200 micron thick coating for areas with high internal humidity or a corrosive environment. Dobel Foodsafe 150 micron coating, suitable for the interiors of cold stores, food processing buildings and other hygiene applications. AS twin skin systems 4. performance 1000 cover width AS24/1000R 114 53 20 19 18. 24. roof profile 2. A medium profile roof sheet available in and thicknesses.