NO863679L - COPPER PLATE PRODUCT FOR BUILDING FORM. - Google Patents
COPPER PLATE PRODUCT FOR BUILDING FORM.Info
- Publication number
- NO863679L NO863679L NO863679A NO863679A NO863679L NO 863679 L NO863679 L NO 863679L NO 863679 A NO863679 A NO 863679A NO 863679 A NO863679 A NO 863679A NO 863679 L NO863679 L NO 863679L
- Authority
- NO
- Norway
- Prior art keywords
- copper
- product
- plate
- copper plate
- plate product
- Prior art date
Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 42
- 239000010949 copper Substances 0.000 claims description 34
- 229910052802 copper Inorganic materials 0.000 claims description 34
- 239000003792 electrolyte Substances 0.000 claims description 4
- 238000005097 cold rolling Methods 0.000 claims description 2
- 239000000047 product Substances 0.000 description 16
- 238000012360 testing method Methods 0.000 description 8
- 238000005452 bending Methods 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 5
- 238000005868 electrolysis reaction Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000004566 building material Substances 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000007670 refining Methods 0.000 description 3
- 238000009864 tensile test Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 238000007542 hardness measurement Methods 0.000 description 2
- 229910001200 Ferrotitanium Inorganic materials 0.000 description 1
- 241001311547 Patina Species 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000013065 commercial product Substances 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012299 nitrogen atmosphere Substances 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D3/00—Roof covering by making use of flat or curved slabs or stiff sheets
- E04D3/02—Roof covering by making use of flat or curved slabs or stiff sheets of plane slabs, slates, or sheets, or in which the cross-section is unimportant
- E04D3/16—Roof covering by making use of flat or curved slabs or stiff sheets of plane slabs, slates, or sheets, or in which the cross-section is unimportant of metal
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D5/00—Roof covering by making use of flexible material, e.g. supplied in roll form
- E04D5/04—Roof covering by making use of flexible material, e.g. supplied in roll form by making use of metal foils
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electrolytic Production Of Metals (AREA)
- Laminated Bodies (AREA)
- Chemical Treatment Of Metals (AREA)
Description
Den foreliggende oppfinnelse angår et kobberplateprodukt for bygningsf orriiål, spesielt for takbelegning. The present invention relates to a copper plate product for building materials, especially for roofing.
Det kobberplateprodukt som hittil er blitt generelt anvendt for bygningsformål, for eksempel for takbelegning, The copper sheet product that has so far been generally used for building purposes, for example for roofing,
er et valset og glødet plateprodukt (svensk standardbe-tegnelse SS 145013). Ved fremstillingen av denne valsede plate gås det ut fra elektrolytisk fremstilt katodekobber eller et på annen måte raffinert kobberprodukt som først omsmeltes til et støp som på sin side valses, i det minste fra begynnelsen av i varm tilstand, i flere trinn ned til den ønskede tykkelse, som regel 0,6-0,7 mm, hvorefter platen glødes i de fleste tilfeller. Med katodekobber eller elektrolyttkobber som er betegnelsen i henhold til svensk standard, menes her og i fortsettelsen det raffinerte kobberprodukt som fås ved vanlig elektrolytisk raffinering av råkobber, såkalt anodekobber. Katodekobberet blir ved den elektrolytiske raffinering utfelt på moderplater som sitter som katoder mellom anoder av det kobber som skal raffineres (anodekobberet) i elektrolysetanken. is a rolled and annealed plate product (Swedish standard designation SS 145013). In the production of this rolled sheet, the starting point is electrolytically produced cathode copper or a copper product refined in another way which is first remelted into a casting which is in turn rolled, at least from the beginning in a hot state, in several steps down to the desired thickness , usually 0.6-0.7 mm, after which the plate is annealed in most cases. With cathode copper or electrolytic copper, which is the designation according to the Swedish standard, is meant here and in what follows the refined copper product obtained by ordinary electrolytic refining of raw copper, so-called anode copper. During electrolytic refining, the cathode copper is deposited on mother plates that sit as cathodes between anodes of the copper to be refined (anode copper) in the electrolysis tank.
Når den ankommer byggeplassen, er platen ikke levert i de lange ruller som fås ved valsingen, men er som oftest oppkappet i stykker på 2 x 1 meter. When it arrives at the construction site, the sheet is not delivered in the long rolls that are obtained by rolling, but is usually cut into pieces of 2 x 1 metres.
Kobber er meget formålstjenelig som byggemateriale fordi det samtidig gir vanntetthet, nesten ubegrenset hold-barhet og en estetisk meget vakker overflate. Copper is very useful as a building material because it simultaneously provides water tightness, almost unlimited durability and an aesthetically very beautiful surface.
Anvendelsen av kobber for bygningsformål blir naturlig nok begrenset av den høye pris for kobber sammenlignet med alternative produkter. Prisen blir spesielt høy for et produkt som er blitt fremstilt på den måte som er blitt antydet innledningsvis, da denne innebærer såvel omkostninger for omsmelting til støp, oppvarming av støp til valsetem-peratur og omkostningene for valsing til så fine platedimen-sjoner som nødvendig. The use of copper for building purposes is naturally limited by the high price for copper compared to alternative products. The price is particularly high for a product that has been produced in the manner indicated at the outset, as this entails both costs for remelting into casting, heating the casting to rolling temperature and the costs for rolling to as fine plate dimensions as necessary.
Det er tidligere blitt fremsatt forskjellige forslag angående hvorledes omkostningene for anvendelse av kobber som belegningsmateriale skulle kunne senkes. Et slikt forslag fremgår av SE-C-71443 hvor istedenfor tykke plater tynne kobberplatebaner er foreslått som skulle kunne klistres fast nærmest som et tapet. Det foreslås å fremstille platen ved valsing av endeløse bånd eller kontinuerlig ad galvanisk vei ved utfelling til nødvendig tykkelse på en trommel eller et bånd. Forslaget ifølge dette svenske patent har imidlertid ikke ført til noe kommersielt produkt, hvilket sannsynligvis beror på at valsingen til tynne dimen-sjoner er altfor kostbar og at den kontinuerlige galvaniske metode teknisk sett er meget problematisk å utføre i prak-sis. Various proposals have previously been put forward regarding how the costs of using copper as a coating material could be lowered. Such a proposal appears in SE-C-71443 where, instead of thick plates, thin copper plate webs are proposed which should be able to be stuck almost like wallpaper. It is proposed to produce the sheet by rolling endless bands or continuously by galvanic method by deposition to the required thickness on a drum or a band. However, the proposal according to this Swedish patent has not led to any commercial product, which is probably due to the fact that the rolling to thin dimensions is far too expensive and that the continuous galvanic method is technically very problematic to carry out in practice.
Det finnes således fra byggebransjens side et ønskeThere is thus a desire on the part of the construction industry
om et rimeligere, anvendbart kobberprodukt og fra kobber-produsentenes side et naturlig ønske om en utvidelse av markedet for kobber. about a more affordable, usable copper product and on the part of the copper producers a natural desire for an expansion of the market for copper.
Det har nu overraskende vist seg mulig å tilveiebringe et kobberprodukt som i det vesentlige løser de ovennevnte problemer fordi det turde kunne fremstilles til vesentlig lavere produksjonsomkostninger enn nuværende kommersielle takplateprodukter uten at de kvalitetskrav som av såvel brukere som myndigheter stilles til bygningsmaterialer av en slik type, på noen måte blir tilsidesatt. It has now surprisingly proved possible to provide a copper product which essentially solves the above-mentioned problems because it could be manufactured at significantly lower production costs than current commercial roof sheet products without the quality requirements that both users and authorities place on building materials of this type, is in any way disregarded.
Oppfinnelsen angår således et kobberplateprodukt for bygningsformål, spesielt for takbelegning, og kobberplateproduktet er særpreget ved at det hovedsakelig utgjøres av ikke omsmeltet katode- eller elektrolyttkobber tilvirket i en for formålet egnet begrenset dimensjon. The invention thus relates to a copper sheet product for building purposes, especially for roofing, and the copper sheet product is characterized by the fact that it mainly consists of unremelted cathode or electrolyte copper produced in a limited dimension suitable for the purpose.
Istedenfor et valset og eventuelt glødet produktInstead of a rolled and possibly annealed product
angår oppfinnelsen således et elektrolytisk formet produkt bestående av en plate av ikke omsmeltet katode- eller elektrolyttkobber fremstilt i en begrenset dimensjon som er egnet for direkte anvendelse. Det er gunstig at platen har en tykkelse av 0,5-1 mm, og fortrinnsvis har platen en tykkelse av 0,6-0,8 mm og et areal av ca. 2x1 meter. the invention thus relates to an electrolytically formed product consisting of a plate of unremelted cathode or electrolyte copper produced in a limited dimension which is suitable for direct use. It is advantageous that the plate has a thickness of 0.5-1 mm, and preferably the plate has a thickness of 0.6-0.8 mm and an area of approx. 2x1 meter.
Ved fremstilling av platene blir vanlig teknikk for elektrolytisk raffinering av kobber benyttet. Elektrolyse-tankene gis imidlertid da en dybde som er ca. dobbelt i forhold til de vanlige, og dimensjonene for anoder og moderplater tilpasses til denne. Katodekobberproduktet kan gunstig utfelles på moderplater av titan eller rustfritt stål inntil den ønskede tykkelse, hvorefter stripping av utfelt katodekobber foretas på vanlig måte manuelt eller maskinelt. In the production of the plates, the usual technique for electrolytic refining of copper is used. However, the electrolysis tanks are then given a depth of approx. double compared to the usual ones, and the dimensions for anodes and motherboards are adapted to this. The cathode copper product can advantageously be deposited on mother plates of titanium or stainless steel up to the desired thickness, after which stripping of deposited cathode copper is carried out in the usual way manually or mechanically.
Moderplatene har med fordel et format av ca. 200 xThe motherboards preferably have a format of approx. 200x
100 cm og henger "stående" i elektrolysebadet. Den samme elektrodeavstand som med vanlige mindre elektroder kan an-vendes fordi lange elektroder henger mer loddrett. Avvik-elsene ved elektrodenes underkant blir således sammenlign-bare med dem som forekommer ved vanlig elektrolyse. 100 cm and hangs "upright" in the electrolysis bath. The same electrode distance as with normal smaller electrodes can be used because long electrodes hang more vertically. The deviations at the lower edge of the electrodes are thus comparable to those that occur in normal electrolysis.
Den ferdige katodekobberplate har en mer ruglete overflate enn valset plate, men dette er snarere en fordel i denne sammenheng, spesielt for takplater, da slike plater normalt bør få den ettertraktede grønne patina betydelig hurtigere enn valsede plater. Dersom brukeren likevel skulle foretrekke en fullstendig slett plate, kan ett eller flere kaldvalsingstrinn utføres, hvorved platens mekaniske egenskaper dessuten blir forhøyet. I og for seg oppviser den elektrolytisk dannede plate fullstendig tilstrekkelige mekaniske egneskaper selv uten bearbeiding, hvilket er illustrert nedenfor i form av et eksempel hvor egenskaper for en elektrolytisk dannet plate sammenlignes med industri-standarden for kobbertakplater. The finished cathode copper plate has a rougher surface than rolled plate, but this is rather an advantage in this context, especially for ceiling plates, as such plates should normally acquire the coveted green patina significantly faster than rolled plates. If the user should still prefer a completely smooth sheet, one or more cold rolling steps can be carried out, whereby the sheet's mechanical properties are also increased. In and of itself, the electrolytically formed plate exhibits fully adequate mechanical properties even without processing, which is illustrated below in the form of an example where properties for an electrolytically formed plate are compared with the industry standard for copper roof plates.
EksempelExample
En kobberplate ble fremstilt elektrolytisk med dimensjonene 1000 x 1000 x<v0,7 mm. Strekkprøvning, hardhets-prøvning, bøyeprøvning samt frem- og tilbakebøyning ble ut-ført i henhold til standardiserte metoder for prøver som A copper plate was produced electrolytically with the dimensions 1000 x 1000 x <v0.7 mm. Tensile testing, hardness testing, bending testing as well as forward and backward bending were carried out according to standardized methods for samples that
ble tatt fra kobberplaten, dels 7 strekkprøvningsstenger (plateprøvningsstenger type F) ifølge SS 11 21 16 og dels 40 prøvestenger 100 x 20 x 0,7 mm for bøyeprøvning og frem-og tilbakebøyning. Før prøvningen ble halvparten av samt-lige prøvestaver herdet ved 200°C i 2 h i en N2-atmosfære. were taken from the copper plate, partly 7 tensile test bars (plate test bars type F) according to SS 11 21 16 and partly 40 test bars 100 x 20 x 0.7 mm for bending tests and forward and backward bending. Before the test, half of all test rods were hardened at 200°C for 2 h in an N2 atmosphere.
Til sammenligning In comparison
SS 14 50 13 industristandardSS 14 50 13 industry standard
platedisc
kobber 5013-02 0,5-1,5 - 40-120 220-250 30-45 40-60 copper 5013-02 0.5-1.5 - 40-120 220-250 30-45 40-60
(glødet)(glowed)
kobber 5013-04 0,5-1,5 - 180-250 250-290 10-30 20-40 copper 5013-04 0.5-1.5 - 180-250 250-290 10-30 20-40
(hardbearbeidet)(hard worked)
Hardhetsprøvning ble utført 'i overensstemmelse medHardness testing was carried out 'in accordance with
SS 11 25 17 (Vickersprøvning HV 0,5) da strekkprøvestengene skaller av efter ubetydelig polering av overflaten. SS 11 25 17 (Vickers test HV 0.5) as the tensile test bars peel off after insignificant polishing of the surface.
Med "blank" menes den overflate som er vendt mot moderplaten ved tilvirkningen, mens "matt" betegner den overflate som er vendt utad mot elektrolytten. By "glossy" is meant the surface that faces the motherboard during manufacture, while "matt" denotes the surface that faces outwards towards the electrolyte.
Også bøyeprøvning i overensstemmelse med SS 11 26 26 samt frem- og tilbakebøyning i overensstemmelse med SS 11 26 23 ble utført uten at noen anmerkning ble gjort mot platens egenskaper. Bending tests in accordance with SS 11 26 26 as well as forward and backward bending in accordance with SS 11 26 23 were also carried out without any comment being made on the plate's properties.
Eksemplet viser at kobberplateproduktet ifølge oppfinnelsen som er betydelig enklere å fremstille og dermed relativt sett vesentlig billigere enn vanlig kobbertakplater, godt og vel kan måle seg med slike vanlige plater hva gjelder de mekaniske egenskaper. Forlengelsegrensen og bruddgrensen kan sammenlignes med glødet valset kobberplate (5013-02) mens forlengelsesverdiene A^-g °<9>A5lig<-Jer midt mellom glødet og hardbearbeidet tilstand (5013-04). Hardheten HVQ 5 er sammenlignbar med hardheten for 5013-04. The example shows that the copper sheet product according to the invention, which is significantly easier to manufacture and thus relatively cheaper than ordinary copper roof tiles, can well and truly compare with such ordinary sheets in terms of the mechanical properties. The elongation limit and the breaking limit can be compared with annealed rolled copper sheet (5013-02), while the elongation values A^-g °<9>A5lig<-Jer midway between the annealed and hard-worked state (5013-04). The hardness HVQ 5 is comparable to the hardness of 5013-04.
Claims (4)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE8504287A SE8504287L (en) | 1985-09-16 | 1985-09-16 | COPPER PLATE PRODUCT FOR BUILDING DAMAGE, SPECIFIC TO ROOFING |
Publications (2)
Publication Number | Publication Date |
---|---|
NO863679D0 NO863679D0 (en) | 1986-09-15 |
NO863679L true NO863679L (en) | 1987-03-17 |
Family
ID=20361413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO863679A NO863679L (en) | 1985-09-16 | 1986-09-15 | COPPER PLATE PRODUCT FOR BUILDING FORM. |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0215763A1 (en) |
DK (1) | DK443486A (en) |
ES (1) | ES2000883A6 (en) |
FI (1) | FI863698A (en) |
GR (1) | GR862291B (en) |
NO (1) | NO863679L (en) |
SE (1) | SE8504287L (en) |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE644631C (en) * | 1937-05-10 | Ver Deutsche Metallwerke Akt G | Single layer metal cover to be laid in place | |
DE2732758A1 (en) * | 1977-07-20 | 1979-02-08 | Kabel Metallwerke Ghh | ROOF COVER |
-
1985
- 1985-09-16 SE SE8504287A patent/SE8504287L/en not_active Application Discontinuation
-
1986
- 1986-09-08 GR GR862291A patent/GR862291B/en unknown
- 1986-09-10 ES ES8601770A patent/ES2000883A6/en not_active Expired
- 1986-09-12 FI FI863698A patent/FI863698A/en not_active Application Discontinuation
- 1986-09-15 NO NO863679A patent/NO863679L/en unknown
- 1986-09-15 EP EP86850309A patent/EP0215763A1/en not_active Withdrawn
- 1986-09-16 DK DK443486A patent/DK443486A/en not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
FI863698A (en) | 1987-03-17 |
NO863679D0 (en) | 1986-09-15 |
EP0215763A1 (en) | 1987-03-25 |
DK443486D0 (en) | 1986-09-16 |
GR862291B (en) | 1987-01-02 |
SE8504287L (en) | 1987-03-17 |
SE8504287D0 (en) | 1985-09-16 |
FI863698A0 (en) | 1986-09-12 |
DK443486A (en) | 1987-03-17 |
ES2000883A6 (en) | 1988-03-16 |
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