Supporting Architecture/Civil Engineering Stainless presentation Chapter Steel 08 Surfaces for for lecturers of of

1 Surface Finishes 2. 1. 4. 3. References Woven Tridimensional Stainless meshes steel finishes Surfaces Contents

2 Surface Finishes ...... Mechanically Mill Specialist Organic Finishes Electrolytically Electrolytically Coloured Electro- Bead Patterned Finishes Blasted 1 Polished Coatings - Finishes Decorative Finishes Stainless Finishes Polished Coloured and Coloured Finishes Finishes steel andBrushed Finishes finishes Patterned Finishes 1,2 finishes available Many are are

3 Surface Finishes http://www.worldstainless.org/Files/issf/non Ra: More on Symbol Symbol EN 10088- EN 2Q 2Q 2D 2D 2H 2H 2B 2B 2R 2R 2C 2C 2E 2E tempered, scale freetempered, scale rolled,Cold hardened and Cold Cold mechanically descaled Cold rolled, heat treated, pickled Cold rolled, heat treated, descaled Cold rolled, heat treated, not passed pickled, skin Cold rolled, heat treated, Finishing 2 cold rolled finishes from table 6 of the standard, with a guide to typical standard,values to typical the a Ra fromguide of rolledtable with 6 finishes cold 2 rolled rolled Process , , bright work Ex hardened Route annealed - mill - image treatment treatment protectiveatmosphere treatment heat descaling orafter heat Only availableScaling martensitic420). avoided on (e.g. types by withoutservicefurther finishing plasticcoatings for pressings.Manufactured itemsusually putinto reflectiveHighly with "mirror"Often supplied verysmooth. finish, strength. Smoothness similar to 2B "Temper"improves rollingaustenitic types mechanical on solutions resistantpickling to Rough and dull. Usually applied to steels with a scalewhich is very adequatepurposes. formost Thicker sheet size ranges. Smoothness not as good as 2B, but for areheat resistingparts applications. machined or descaledin subsequent production whereor the from scale with heat treatment,Smooth suitable for be parts to manufactures' rollingpassing skin capacity. smoothfinish, goodflatness control.Thicknessrange limitedby rolled' available.'cold finish common Non Most cold - files/PDF/Euro_Inox/RoughnessMeasurement_EN.pdf rolled Notes finishes - reflective, These 1,3 common are the ones Typical .05 0.4 0.1 most μ ------m 0.1 1.0 0.5 (Ra)

4 Surface Finishes Most Most common 2R 2D 2B other harbour is applications architecturally highly pickling highly is By This This reflective conditions surface most obtained suitable bright is is polished mill reflective produced polished . a mill finish airborne The chieved , finish, annealing grey following . for . This low , and in industrial is sheen finishes and finish, ultra rolls as use by contaminants reflective suitable brushed 2 cold under it cold D, - today . smooth gives is This that but easy and rolling rolling finishes for Oxygen matt is will and a the engineering to final surface the less using or clean reflect , forms surface surface heat moisture . - most light free critical polished . is clear the treating atmosphetic less rolling widely appearance needs a aesthetic basis than smooth likely images, rolls using used but, and any for , to a ,

5 Surface Finishes 1S or 2S 2S or 1S 2L 2W 1M or 2M 2F 1P or 2P 2K or 1K 2J or 1J 2G or 1G * 1finishes * Symbol EN 10088- Ground Surface Surface Coloured Corrugated Patterned rolls roughened on passed skin treated, heat rolled, Cold Bright Satin Brushed are for hot polished polished 2 special finishes from Table 6 of the standard, with a toguide typical Ra coated or or Process dull Finishing polished Route Route - rolled products Special with a metallic coating, such as tin, tin, as coating, such metallic a with ex '2' or '1' on either based be Can range of sheet finishes base patterned in a (2M) or type fishes) 2K or 2P Applied (2R, to flat Profile finish) " Includes ex '2' or '1' on either based be Can non Uniform finish. a mirror finish. Can be ex '2' or '1' on either based be Can applications. most external for corrosion resistance suitable with finishes reflective ex '2' or '1' on either based be Can unidirectional texture,reflective not very ex '2' or '1' on either based be Can reflective very ex '2' or '1' on either based be Can rolled colours chequer , 2 , - ( reflective matt surface, can be based on either 2B or 2R mill mill finishes 2R or reflective matt 2B based on surface, either can be e.g finishes . " plates ("1" ex " plates ("1" trapezoidal Finishes for cold or or sinusoidal - mill finish) & fine textures textures mill fine ex ("2" finishes finish) & ------mill finishes*. One side patterned only. only. patterned side finishes*. mill One finishes*. mill non special the Smoothestfinishes*. of mill a with "G" than Smoother finishes*. mill not texture, unidirectional A finishes*. mill mill finishes . Normally coated on one side only only side one on coated Normally . finishes mill aluminium Notes Notes rolled shapes 1,3 or titanium titanium or Mechanically polished reflective reflective polished Mechanically ) wide special There - mill mill choice is - finishes a very Typical 0.2 < 0.1 < of of μ 0.5 ------m 1.0 (Ra)

6 Surface Finishes These few few examples as 2M.as A illustrate Patterned wide the useof sheets variety Finishes of patterns are available patterned 4,5,7 on one side one on only , classified

7 Surface Finishes This isonly a selectionof the colour effects thatcan be produced by electrolytically colouring stainless steel stainless colouring electrolytically Coloured finishes 4, 5,7

8 Surface Finishes Electro coarseappearance which contrast wellsatin with orpolished finished un- which removes small a amount surface of material. Etchedsurfaces have dull a a and slightly steel, the surface which is thenof acid etched revealto the pattern. Acid etching is processa Silk screenphotoresistand have processes to developed been transfer any pattern onto stainless - chemical colour can be given tocan given etched be surfacesbeforecolour etching. afterchemical or Etched Patterns 4,5,7 etched surfaces.

Surface Finishes Many specific & custom Proprietary Some finishes examples are are are are available finishes shown from below specialized 4,5 companies

10 Surface Finishes Electropolishing . . . . . Produces which However As As Irregular Easier Easier any corrosionOptimum cleanability and well feature grade mechanical bright removal disinfection as damage 6 surfaces are morearesurfaces visible reflecting of graffiti damage and from resistance surfaces scratches for for

11 Surface Finishes The The appearance . glass bead . glass e.g can Bead be ( above altered Blasting ) or ) or by by shredded different 8 glass ( blasting below materials ) ,

12 Surface Finishes attentionplanningthe during phase. building fronts facingconcavesun andthe not do unwittingly createglareheat or reflectivity issues. Especially Careshouldtaken be whenusing glossy surface finishes to ensurethat they arraya wide with ofoptions. provide designer These imaginative the mirror tofinishes. highly polished matte through soft polishing through textured patterns and colours right up pleasing appearance he islooking for. Surface finishesrange from a plain surfacefinishes which can assistarchitectthe achievingin the aesthetically formability to of welding. Similarly,ease steelsstainlessoffer range wide a of aggressive environments,to high strength requirements; and from of ease rangewide problems, fromof design corrosion resistance evenin most the Therearemany different offerto steel, a which grades stainless solutions of Please note: - shaped areas deserve special

13 Surface Finishes Architects finishes examples In In surface finish Chapter use use available everyday of buildings for buildings of which aesthetics 2 you is on on essential tothe will the palettethe of surface stainless find some steels the the 7

14 Surface Finishes patterns obtained patterns usuallycarried out on Computer- 2 i.e. i.e. - deeper Tridimensional cuttting tridimensional machines by by , profiling,, …. embossing, punching, punching, embossing, Finishes features controlled than 9

15 Surface Finishes Embossed patterns 9

16 Surface Finishes Irregular shapes 9 (fluid forming )

17 Surface Finishes Perforated sheet 9

18 Surface Finishes Semi - transparent glass panels with transparent panels glass perforated sheet 10

19 Surface Finishes Expanded Sheet

20 Surface Finishes Stockholm Waterfront reproduces Combination the imagethe melting of Building : Perforated of techniques techniques of and and ice colored on the lower stainless 11 right right steel ceiling that

21 Surface Finishes 3 – Woven Mesh

22 Surface Finishes Standard 12- 14 with patterns woven ...... A very etc… color transparency acoustic light diffusion open area stiffness adjustable wide shapes is available, set of and

23 Surface Finishes Example of of decoration with stainless steel mesh

24 Surface Finishes Building such It widely as Stainless Stainless Outside allows as shown used headquarters) lights decoration Wire wire special for (with decoration mesh (Swarovski mesh effects LEDs) with is . 5 2 Surface Finishes Woven stainless with LEDs 13

26 Surface Finishes 14. 13. 12. 11. 10. 9. 8. 7. 6. 5. 4. 3. 2. 1. architekturgewebe/medienfassade/ https:// https://gkd.de/architekturgewebe/ http://cambridgearchitectural.com https https:// http https:// http://www.poligrat.de/home/ www.uginox.com/sites/default/files/public/Triptyque%20Lusignan_web.pdf http://www.bssa.org.uk/topics.php?article=47 http https:// files/PDF/Euro_Inox/Electropolishing_EN. files/PDF/Euro_Inox/Finishes02_EN. files/PDF/Euro_Inox/RoughnessMeasurement_EN.pdf files/PDF/Euro_Inox/3D_Finishes_EN. http://www.diedrahtweber https://www.exyd.com/waterfront- airport ://www.legrand ://www.ssina.com/download_a_file/special_finishes.pdf ://cambridgearchitectural.com/projects/ft - rental www.worldstainless.org/Files/issf/non www.worldstainless.org/Files/issf/non www.worldstainless.org/Files/issf/non www.worldstainless.org/Files/issf/non 4 - car - - center - References sgm.fr/ - architektur.com/de/anwendungen- building.html pdf pdf pdf - - - - and sourcesand image image image image - lauderdale - - - - - hollywood - international -

27 Surface Finishes https://www.surveymonkey.com/r/3BVK2X6 Testyour knowledge of stainlesssteel here: Thank you

28 Surface Finishes