Ritenga Metal Gold (Au) Rauemi
Momo Material | Gold |
---|---|
tohu | Au |
Taumaha Atomic | 196.966 |
Tau Atomic | 79 |
Tae/Ahua | Koura, Metallic |
Te Whakaoho Tema | 320W/mK |
Ira Whakarewa(°C) | 1,064 |
Tuhinga o te Whakawhānui Ngawha | 14.2x 10-6/K |
Kiato Tikanga (g/cc) | 19.32 |
Overview
Koura (Au) Nga korero Whanui:
Ko te tohu huānga mo te koura ko Au.Gold ahua: koura kōwhai, kōwhai, kanapa kōwhai whakarewa, ira kohua: 2808 ℃, kiato: 19.32g/cm3, taimaha rāpoi: 196.967, tau rēhita CAS: 7440-57-5,
Te nama rehita EINECS: 231-165-9
He uaua ki te pakaru te koura. Ko te pakeke he 2-3, ko te koura parakore he 19.3, ko te ira whakarewa he 1064.4 °C; he pai te ductility, ka taea te pehi ki roto i te pepa angiangi, me te whakawhiti wera tino nui me te kawe hiko. Ko te parenga o te koura parakore he 2.4p.
Au-4N-COA
ingoa | Rahinga | viivii | Whakaritea |
Waea Koura | Ф0.01-4mm | 99.99 orau | √ |
Poui koura | 0.01-2mm | 99.99 orau | √ |
Pire Koura | 0.01-2mm | 99.99 orau | √ |
Koura Target | Whakaritea | 99.99 orau | √ |
Porowhita Koura | Whakaritea | 99.99 orau | √ |
Koura Whakaritea | Whakaritea | 99.99 orau | √ |
Ko te koura parakore he pai te aukati matū me te mea pai rawa atu ki te whakakikorua.
Ko te koura tetahi o nga konganuku onge, utu nui me te utu nui. I te ao, ka inehia te koura
i roto i te hekere me te mea he whakarewa tino nui. Ehara i te mea he moni motuhake mo nga rahui me te haumi,
engari he mea nui ano mo nga taonga whakapaipai, hikohiko, korero hou, aerospace me etahi atu waahanga.
Koura (Au) Huahanga Whakanuia:
Ka hongi matou i tetahi o nga konganuku me te nuinga atu o nga rauemi matatau ki te rakau, te pae, te pereti pereti ranei, ka tukuna mai e te kaihoko nga hua tuhi.
Ka hokona e matou enei ahua rerekeGold Ko nga rauemi emetal ma te taumaha o te waeine, te waahanga ranei mo te whakamahi rereke i te waahi rangahau me nga hangarau hou.
Hei tauira: Waea Koura, Pire Koura, Peera Koura, Tohu Koura, Matapihi Koura
Ko etahi atu ahua e waatea ana ma te tono.