Wamkelekile kwiiwebhusayithi zethu!

INikeli ecocekileyo yorhwebo

Ifomula yeMichiza

Ni

Imixholo egutyungelweyo

Imvelaphi

Urhwebo olunyulu okanyenickel ye-alloy ephantsiifumana usetyenziso lwayo oluphambili ekusetyenzweni kweekhemikhali kunye ne-elektroniki.

Ukunyangwa kokuMhlwa

Ngenxa yokunganyangeki kokutya kwe-nickel, ngakumbi kwiikhemikhali ezahlukeneyo zokunciphisa kwaye ngakumbi kwi-alkalis ye-caustic, i-nickel isetyenziselwa ukugcina umgangatho wemveliso kwiimpendulo ezininzi zeekhemikhali, ngakumbi ukulungiswa kokutya kunye nokuveliswa kwefayibha yokwenziwa.

Iipropathi zeNikeli ecocekileyo yoRhwebo

Kuthelekiswa neialloys nickel, i-nickel esulungekileyo yorhwebo ine-conductivity ephezulu yombane, ubushushu obuphezulu beCurie kunye neempawu ezintle zemagnetostrictive.I-nickel isetyenziselwa iingcingo ezikhokelayo ze-elektroniki, izinto zebhetri, ii-thyratron kunye nee-electrode ezihlwahlwazayo.

I-Nickel nayo ine-conductivity efanelekileyo ye-thermal.Oku kuthetha ukuba ingasetyenziselwa ukutshintshiselana kobushushu kwindawo ezonakalisayo.

Uluhlu 1. Iipropati zeI-Nickel 200, ibakala elisulungekileyo kwezorhwebo (99.6% Ni).

Ipropati Ixabiso
Amandla Okuqina okuManyanzeliswa kwi-20°C 450MPa
I-Anealed 0.2% yoxinzelelo lobungqina kwi-20 ° C 150MPa
Ubude (%) 47
Ukuxinana 8.89g/cm3
Uluhlu olunyibilikayo 1435-1446°C
Ubushushu obuthile 456 J/kg.°C
Ubushushu beCurie 360°C
Relative Permeability Eyokuqala 110
  Ubuninzi 600
I-Co-Efficient ukuba Ukwandiswa (20-100°C) 13.3×10-6m/m.°C
I-Thermal Conductivity 70W/m.°C
Ukuxhathisa koMbane 0.096×10-6ohm.m

Ukwenziwa kweNickel

I-Anealednickelinobulukhuni obuphantsi kunye ne-ductility elungileyo.I-Nickel, njengegolide, isilivere kunye nobhedu, inomlinganiselo ophantsi wokuqiniswa komsebenzi, okt ayithandeki ukuba lukhuni kwaye ibe brittle xa igobile okanye ikhubazeke njengezinye iintsimbi ezininzi.Ezi mpawu, zidibaniswe ne-weldability efanelekileyo, yenza isinyithi silula ukwenza izinto ezigqityiweyo.

I-Nickel kwi-Chromium Plating

I-nickel isetyenziswa rhoqo njenge-undercoat kwi-chromium yokuhombisa.Imveliso ekrwada, enje ngobhedu okanye i-zinc casting okanye i-sheet steel pressing iqatywe ngomaleko.nickelmalunga ne-20µm ubukhulu.Oku kuyinika ukuxhathisa kwayo kumhlwa.Idyasi yokugqibela 'yiflash' ebhityileyo kakhulu (1-2µm) yechromium ukuyinika umbala kunye nokunganyangeki okugqalwa njengokunqweneleka kakhulu kwimpahla epleyitiweyo.I-Chromium iyodwa inokuba noxhathiso olungamkelekiyo ekumdleni ngenxa yobume oburhabaxa be-chromium electroplate.

Itheyibhile yePropati

Izinto eziphathekayo I-Nickel-IiPropati, ukuFakwa kunye nokuSetyenziswa kweNikeli ecocekileyo yoRhwebo
Ukuqulunqwa: >99% Ni okanye ngcono

 

Ipropati Ixabiso eliphantsi (SI) Elona xabiso liphezulu (SI) Iiyunithi (SI) Ixabiso eliphantsi (Imp.) Elona xabiso liphezulu (Imp.) Iiyunithi (Imp.)
Umthamo weAtom (umndilili) 0.0065 0.0067 m3/kmol 396.654 408.859 kwi3/kmol
Ukuxinana 8.83 8.95 Mg/m3 551.239 558.731 lb/ft3
Umxholo wamandla 230 690 MJ/kg 24917.9 74753.7 kcal/lb
Iimodyuli ezininzi 162 200 GPA 23.4961 29.0075 106 psi
Amandla acinezelayo 70 935 MPa 10.1526 135.61 ksi
I-Ductility 0.02 0.6   0.02 0.6  
Umda we-Elastic 70 935 MPa 10.1526 135.61 ksi
Umda Wokunyamezela 135 500 MPa 19.5801 72.5188 ksi
Ukuqina kokwaphuka 100 150 MPa.m1/2 91.0047 136.507 ksi.in1/2
Ukuqina 800 3000 MPa 116.03 435.113 ksi
Ilahleko Coefficient 0.0002 0.0032   0.0002 0.0032  
Imodyuli yokuQhutywa 70 935 MPa 10.1526 135.61 ksi
Umlinganiselo wePoisson 0.305 0.315   0.305 0.315  
Shear Modulus 72 86 GPA 10.4427 12.4732 106 psi
Tensile strength 345 1000 MPa 50.038 145.038 ksi
Imodulus yolutsha 190 220 GPA 27.5572 31.9083 106 psi
Ubushushu beglasi     K     °F
Ubushushu obufihlakeleyo beFusion 280 310 kJ/kg 120.378 133.275 I-BTU/lb
Ubushushu beNkonzo enkulu 510 640 K 458.33 692.33 °F
Indawo yokunyibilika 1708 1739 K 2614.73 2670.53 °F
Ubuncinci benkonzo yobushushu 0 0 K -459.67 -459.67 °F
Ubushushu obuthile 452 460 J/kg.K 0.349784 0.355975 I-BTU/lb.F
I-Thermal Conductivity 67 91 W/mK 125.426 170.355 BTU.ft/h.ft2.F
Ukwandiswa kweThermal 12 13.5 10-6/K 21.6 24.3 10-6/°F
Ukuqhekeka okunokwenzeka     MV/m     V/mil
Dielectric Constant            
Ukuxhathisa 8 10 10-8 ohm.m 8 10 10-8 ohm.m

 

IiPropati zokusiNgqongileyo
Imiba yokuchasa 1=Umbi 5=Egqwesileyo
Ukutsha 5
Amanzi Amatsha 5
Izinyibilikisi zeOrganic 5
I-Oxidation kwi-500C 5
Amanzi oLwandle 5
Iasidi eyomeleleyo 4
IiAlkalis ezinamandla 5
UV 5
Nxiba 4
Iasidi ebuthathaka 5
IiAlkalis ezibuthathaka 5

 

Umthombo: Ithathwe kwi-Handbook of Engineering Materials, i-5th Edition.

Ukuze ufumane inkcazelo engakumbi ngalo mthombo nceda undwendweleIziko leMathiriyeli yobuNjineli baseAustralasia.

 

I-nickel ekwimo ye-elemental okanye edityaniswe nezinye iintsimbi kunye nemathiriyeli yenze igalelo elibalulekileyo kuluntu lwethu lwangoku kwaye ithembisa ukuqhubeka nokubonelela ngemathiriyeli kwikamva elifuna ngakumbi.I-Nickel ibisoloko iyintsimbi ebalulekileyo kwiintlobo ngeentlobo zamashishini ngenxa yesizathu esilula sokuba yinto eguquguqukayo kakhulu eya kuthi idibanise nezinye iintsimbi.

I-Nickel yinto eguquguqukayo kwaye iya kuxutywa ngeentsimbi ezininzi.Iialloyi zenickel zialloys ezinenickel njengento ephambili.Ukunyibilika okupheleleyo okuqinileyo kukho phakathi kwenikeli kunye nobhedu.Uluhlu olubanzi lokunyibilika phakathi kwentsimbi, ichromium, kunye nenickel zenza ukuba kubekho imidibaniso emininzi yealloy.Ukuguquguquka kwayo okuphezulu, okudityaniswe nobushushu obubalaseleyo kunye nokumelana nokubola kuye kwakhokelela ekusebenziseni kwayo kwiintlobo ezahlukeneyo zezicelo;ezifana neeinjini zegesi zeNqwelo-moya, iiinjini zomphunga kwimizi-mveliso yamandla kunye nokusetyenziswa kakhulu kwamandla kunye neemarike zamandla enyukliya.

Izicelo kunye neempawu zeNickel Alloys

Ni-ickel kunye ne-nickel alloyszisetyenziselwa iintlobo ngeentlobo zezicelo, uninzi lwazo olubandakanya ukuxhathisa umhlwa kunye/okanye ukumelana nobushushu.Ezinye zezi ziquka:

  • Iiinjini zegesi zeenqwelomoya
  • Izityalo zamandla einjini yomphunga
  • Izicelo zonyango
  • Iinkqubo zamandla enyukliya
  • Amashishini amachiza kunye nepetrochemical
  • Iindawo zokufudumeza kunye nokumelana
  • I-Isolators kunye ne-Actuator zonxibelelwano
  • Iiplagi ze-Automotive Spark
  • Ukuwelda izinto ezisetyenziswayo
  • Iintambo zombane

Inani lezinyeizicelo ze-nickel alloysIbandakanya iipropati ezizodwa zenjongo eyodwa-esekelwe kwi-nickel-based okanye i-high-nickel alloys.Ezi ziquka:

 


Ixesha lokuposa: Aug-04-2021