Brass alloy ialloy yemhangura uye zinc, muzviyero zvinogona kusiana kuti zviwane zvakasiyana zvemuchina, magetsi, uye makemikari zvivakwa.Iyo inotsiva alloy: maatomu ezvikamu zviviri anogona kutsivana mukati meiyo yakafanana crystal chimiro.
Brass yakafanana nebhuronzi, imwe alloy ine mhangura inoshandisa tin pachinzvimbo chezingi.Zvese bhuronzi nendarira zvinogonawo kusanganisira zvidimbu zvidiki zvemhando yezvimwe zvinhu zvinosanganisira arsenic, lead, phosphorus, aruminiyamu, manganese, nesilicon.Kubva kare, musiyano uripo pakati pemaaloyi maviri aya wanga usingawirirani uye wakajeka, uye maitiro echizvino-zvino mumamiziyamu neruzivo rwekuchera matongo ari kuramba achidzivirira mazwi ese ezvinhu zvenhoroondo achifarira iyo yakawanda "copper alloy".
Brass yakagara iri chinhu chakakurumbira chekushongedza nekuda kwekupenya kwayo, kutaridzika kwegoridhe;iri kushandiswa kudhonza madhirowa uye zvibatiso zvepagonhi.Yakave ichishandiswawo zvakanyanya kugadzira midziyo nekuda kwezvivakwa zvakaita sekuve nenzvimbo yakaderera yekunyungudika, kushanda kwakanyanya (zvese zvine maturusi emaoko uye nemichina yemazuva ano yekutendeuka nekugaya), kusimba, uye magetsi uye ekupisa.
Brass alloy ichiri kuwanzo shandiswa mumashandisirwo uko kushorwa kwecorrosion uye kushomeka kwemhepo kunodiwa, senge makiyi, hinges, magiya, mabearings, ammunition casings, zipi, pombi dzemvura, hose couplings, mavharuvhu, uye magetsi plugs nezvigadziko.Inoshandiswa zvakanyanya kune zviridzwa zvakaita senyanga nemabhero, uye inoshandiswawo sechinotsiva mhangura mukugadzira zvishongo zvemapfekero, zvishongo zvefashoni, uye zvimwe zvishongo zvekutevedzera.Kuumbwa kwendarira, kazhinji 66% yemhangura uye 34% zinc, inoita kuti ive nzvimbo yakanaka yekutsiva zvishongo zvemhangura, sezvo ichiratidza kuramba kwakanyanya.Brass inowanzoshandiswa mumamiriro ezvinhu umo zvakakosha kuti zvipembenene zvirege kurohwa, zvakadai semafittings uye maturusi anoshandiswa pedyo nezvinhu zvinopisa kana zvinoputika.
Kirasi | Kuenzana nehuremu (%) | Notes | |
Mhangura | Zinc | ||
Alpha fathoms | > 65 | <35 | Alpha brasses inoumbwa, inogona kushandiswa ichitonhora, uye inoshandiswa mukutsikirira, kufoja, kana zvimwe zvakafanana.Iwo ane chikamu chimwe chete, chine chiso-chepakati cubic crystal chimiro.Nehupamhi hwemhangura, idzi ndarira dzine ruvara rwegoridhe kupfuura mamwe.Iyo alpha phase inotsiva yakasimba mhinduro ye zinc mumhangura.Iyo iri padyo nemidziyo kusvika kumhangura, yakaoma, yakasimba, uye yakatinetsa kuita muchina.Yakanyanya kuumbwa ndeye 32% ye zinc.Mabhurasi matsvuku asingadziviri, ane 15% ye zinc kana pasi, ndeapano. |
Alpha-beta brasses | 55–65 | 35–45 | Zvakare kunziduplex fathoms, idzi dzakafanirwa nekushanda kunopisa.Iwo ane ese ari maviri α uye β'zvikamu;iyo β'-phase inorairwa body-centered cubic, ine zinc maatomu pakati pema cubes, uye yakaoma uye yakasimba kudarika α.Alpha-beta brasses inowanzo shandiswa inopisa.Chikamu chepamusoro chezinc zvinoreva kuti mabhurashi aya anopenya kupfuura alpha brasses.Pa45% ye zinc iyo alloy ine simba repamusoro. |
Beta fathoms | 50–55 | 45–50 | Beta brasses inogona chete kushandiswa inopisa, uye yakaoma, yakasimba, uye yakakodzera kukanda.Iyo yakakwira zinc-yakaderera mhangura yemukati inoreva kuti idzi ndedzimwe dzakajeka uye shoma-yegoridhe yezvakajairwa brasses. |
Gamma fathoms | 33–39 | 61–67 | Kune zvakare Ag-Zn neAu-Zn gamma brasses, Ag 30–50%, Au 41%.Gamma chikamu icubic-lattice intermetallic compound, Cu.5Zn8. |
White ndarira | <50 | > 50 | Izvi zvakanyanya brittle kuti zvishandiswe zvakajairika.Iri izwi rinogona zvakare kureva mamwe marudzi enickel sirivheri alloys pamwe neCu-Zn-Sn alloys ane yakakwira zviyero (kazhinji 40%+) yetin uye / kana zinc, pamwe chete neakawanda zinc yekukanda alloys ane mhangura zvinowedzera.Idzi dzinenge dzisina ruvara rweyero zvachose, uye pane kudaro dzine chitarisiko chakanyanya chesirivha. |
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