GanacsigaWarshadaha

Duralumin - waxaa ... Duralumin: Halabuurka, guryaha, qiimaha

Duralumin - wax taas oo ku salaysan aluminium saafiga ah, iyo xubno ka alloying, kuwaas oo ka mid noqoshada ee halabuurka ah ee dhalaalid u beddelayo sifooyinka biraha. aluminium jilicsan oo khafiifa keensataa iska caabin load, halka xafidaada dhammaan faa'idoyinka element daahir ah.

daahfurka shil

Duralumin - waa daawaha aluminium la qadar yar oo ah copper, kaas oo ay da'doodu u dhaxayso heerkulka gaar ah in xaaladaha aan dabiici ahayn. Qoraalkani wuxuu ahaa been abuurto in 1903 by Alfred Wilm, oo ahaan jiray injineer ah oo warshad Jarmalka. Inta lagu guda jiro tijaabo ah waxaa la ogaaday qaab, ayaa xaqiijiyay in ay waayo-aragnimo dheer. Wuxuu ogaaday in marka daawaha ee aluminium iyo 4% copper, ka dibna waxaan qallafin wax ka dhalanaya heerkulka a of + 500 ° C, raaceen by qaboojinta degdeg ah oo haysta heerkulka qolka dhowr maalmood, biraha helay iyadoo qiimaha xoog sare, inkastoo uu dhowro guryaha caag ah element ugu weyn.

In sano ee ku xiga, Alloys ayaa la diyaariyey iyadoo tiro badan oo lagu daro in la kordhiyo xoog ah waxyaabaha la. At marxaladda la joogo oo ah aluminium anodized - a daawaha xoogga sare, kuwaas oo, ku xiran tahay noocyada ugu, waxaa ka mid ah copper, magnesium, Silicon, zinc iyo kuwa kale.

Qaab-dhismeedka

guryaha farsamo ee heerka sare bandhig duralumin - ilaa 370 MPA (xoogga aluminium saafi ah - 70-80 MPA), taas oo ka dhigaysa wax ka dalbaday in ay beeraha u badan warshadaha. daawaha Aluminum la waxyaalaha kiimikada Joogaba, qaarkood si kala duwan yihiin astaamaha waxyaabaha ka dhalanaya. daawaha saldhigga wuxuu ka kooban yahay Joogaba, classic of maaddooyinka.

Qaab dhismeedka Duralumin waa sida soo socota:

  • Copper (CU) - 0.5% ee miisaanka guud.
  • Manganese (Mn) waa 0.5% daawaha.
  • Magnesium (mg) - 1,5% miisaanka guud ahaan.
  • Silicon (Si) - 1,2%.
  • Iron (Fe) wuxuu ku saabsan yahay 0.1% ka kooban.
  • Aluminum (Al) - element aasaasiga ah.

Noocyada ugu muhiimsan ee Alloys

Waxaa jira dhawr nooc oo ah Alloys, aan ahayn sifooyinka gaar ah.

Sidee, ka dibna, waxaa la samayn karaa ee aluminium anodized (halabuurka, iyo maryaba iyo tayada)?

  • Aluminum + manganese (Al + mg), aluminium + magnesium (Al + Mn), magaca labaad "magnaly" - gartaa caabiga daxalka, kabida, waxqabadka sare, alxanka. Waxaa liidata gooyay. The Alloys of darey aan la hoos geliyey in ay Adkaan oo dheeraad ah. Qoraalkani wuxuu ku isticmaalo si ay u sameeyaan a tuubooyinka shidaalka, hiitarka, taangiyada ujeedooyin kala duwan, ee shaqada dhismaha, iyo wixii la mid ah. D.
  • Aluminum + manganese + Silicon (Al + mg + Si), waxaaga aan la siiyey magaca "Avial". The sifooyinka duralumin Halabuurka this - iska caabin ah daxalka, fudaydkii iyo xoog of welds ah, hadhuudh ganaax. Adkaan aan qaadataa meel heerkulka a of + 515-525 ° C leh qaboojinta degdeg ah biyo (+ 20 ° C) ilaa 10 maalmood. Codsiga ugu weyn ee - soosaarka ee uu adeegsado xaaladaha huurka badan, wax soo saarka ee qalabka, qaybo, mashiin ee diyaaradaha, warshadaha baabuurta, in dhawaan Avial badalay steel qaalisan faahfaahinta telefoonada gacanta iyo kuwa kale.
  • Aluminum + copper + manganese (Al + CU + mg), ama duralumin, - wax dhismaha ah, taas oo ku xidhan baahida loo qabo in la helo guryaha ugu dambeeya, xaddiga element kasta alloying kala duwanaan karaan. daawaha ayaa helay codsiga in industry diyaaradda, warshadaha aerospace, waayo, soo saaridda ee tareenada-xawaaraha sare ( "Peregrine") iyo kuwo kale. Faa'iida of daawaha waa ay xasilooni xoqe. sheet Duralumin u baahan tahay daaweyn xeeldheer anti-daxalka, kaas oo inta badan ku sameeyey by codsanaya in ay dusha sare ee aluminium saafi ah.

codsiga

Duralumin - Waa wax ugu weyn ee warshadaha diyaaradaha iyo meesha bannaan ee. Codsiga kowaad ee dayuuradaha dagaalka ka dhacay 1911 inta lagu guda jiro dhismaha Saiarrada. Qarnigii 21aad waxaa jira in ka badan dersin caanka ah ee wax miisaanka yar oo raagaya. Wixii faahfaahin diyaarad inta badan ay isticmaalaan D16T brand, oo ay ku jiraan sagaal ka mid ah biraha sida titanium, nickel, iwm, Oo ligature waxa ay ka kooban of copper, Silicon, magnesium. Inta ay aluminium in daawaha ku xadidan yahay content caadiga ah - 93%.

Ma aha oo dhan Alloys waxaa duralumin si fiican u jawaabaan alxanka, waxyaabaha aad u badan dhigtay rivets iyo noocyada kale ee qaybood ah. The isticmaalka ugu weyn ee warshadaha ee wax uu noqday aeronautics, baabuurta, qalab mashiinka. Laakiin ma aha oo kaliya technology sare duralumin loo isticmaalo, tusaale ahaan, waayo doonyaha isticmaalka shakhsi ka wax this dhigay adeegi ka badan 20 sano, iyo daryeel fiican iyo ka hortagga - iyo xataa dambe.

In Dhismaha maraakiibta ka samaysan maaddo oo keliya ma aha ee godadka, laakiin sidoo kale tiro badan oo ah qaybaha jidhka gudaha, unugyada. Dhuumaha of duralumin sameeyey, qaro weyn-deyran iyo dhuuban-saareen alwaaxdii saqafka haysay, waxaa meel kasta ka ah guryaha iyo isgaarsiinta la wadaago in dhuumaha gaaska. go'yaal giringiriyey loo isticmaalo dhismaha dhismaha.

Faa'iidada iyo faa'iido darrada

Duralumin - daawaha ku saleysan aluminium, kuwaas oo, sida wax kasta oo uu leeyahay faa'iidooyin. Ka mid ah iyaga,

  • heerka sare ee xoogga ma guurto ah.
  • Nolosha adeeg dheer.
  • nuglaanta Low si ay u baabba'aan.
  • Resistance si deegaanno xoqe badan, farsamo, saamaynta kulka.
  • WAAFAJINTA in shaqada Weld (aluminium qaab saafi ah liidata ka jawaabaan dun alxanka).
  • Tirada badan ee codsiyada.

Waxaa jira hal khasaare weyn oo, taas oo uu leeyahay duralumin ah - waxa ee gaadhista dhaawac daxalka. All items ee wax daruuri aluminium saafi u guntaday ama dahaarka leh kula Primer ah, ka hortagga abuurmeena.

qiimaha

wax gadashada waa mid sahlan, kharashka sameeyay ku xiran Halabuurka qayb ka. Inta badan dhirta in ay soo saaraan Biraha non-ferrous, soo saaraan aluminium. Qiimaha waxay ku xiran tahay arrimo badan, gaar ahaan nooca wax soo saarka, mugga, dhalmada iyo xaaladaha kale. Xaashiyaha ayaa la socda saaraha waxaa ku waajib ah in la qeexo boqolkiiba ee daawaha, sida ay GOST, waxqabadka.

Qiimaha badeecadaha ka soo jeeda duralumin (Area, iyo biibiilaha, sheet) bilaabataa ka 580 rubles halkii kiilo. Iyada oo la kordhiyo baaxadda qiimaha sahayda per ton biibiilaha daawaha ku saabsan yahay 510 kun rubles. wareegyada dural bilaabaan in qiimaha ka 250 rubles halkii kiilo. Circle - wax workpiece calaamad, kuwaas oo qaybta cross waa goobada of size kala duwan, oo dhererkiisu wuxuu sheyga waa 3 mitir.

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