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I-Nickel Ehlanzekile Yokuhweba

I-Chemical Formula

Ni

Izihloko Ezihlanganisiwe

Ingemuva

Okumsulwa kwezohwebo nomai-nickel ephansi ye-alloyithola ukusetshenziswa kwayo okuyinhloko ekucutshungulweni kwamakhemikhali naku-electronics.

Ukumelana Nokugqwala

Ngenxa yokumelana nokugqwala okumsulwa kwe-nickel, ikakhulukazi kumakhemikhali anciphisa ahlukahlukene futhi ikakhulukazi kuma-alkali e-caustic, i-nickel isetshenziselwa ukugcina ikhwalithi yomkhiqizo ekuphenduleni kwamakhemikhali amaningi, ikakhulukazi ukucubungula ukudla kanye nokukhiqizwa kwefayibha yokwenziwa.

Izakhiwo Ze-Nickel Ehlanzekile Yezentengiselwano

Uma kuqhathaniswaama-alloys e-nickel, i-nickel ehlanzekile kwezohwebo ine-conductivity ephezulu kagesi, izinga lokushisa eliphezulu le-Curie kanye nezakhiwo ezinhle ze-magnetostrictive.I-Nickel isetshenziselwa izintambo zikagesi eziholayo, izingxenye zebhethri, ama-thyratron nama-electrode ashisayo.

I-Nickel nayo inokuhamba kahle kwe-thermal.Lokhu kusho ukuthi ingasetshenziselwa izishintshisi zokushisa ezindaweni ezonakalisayo.

Ithebula 1. Izakhiwo zeI-Nickel 200, ibanga elimsulwa kwezohwebo (99.6% Ni).

Impahla Inani
Amandla E-Annealed Tensile at 20°C 450MPa
I-Anneed 0.2% Ingcindezi Yobufakazi ku-20°C 150MPa
Ubude (%) 47
Ukuminyana 8.89g/cm3
Ibanga elincibilikayo 1435-1446°C
Ukushisa Okuthize 456 J/kg.°C
I-Curie Temperature 360°C
I-Permeability Ehlobene Okokuqala 110
  Ubuningi 600
Isebenza Kahle Uma Isandiso (20-100°C) 13.3×10-6m/m.°C
I-Thermal Conductivity 70W/m.°C
Ukungazweli Kagesi 0.096×10-6ohm.m

Ukwakhiwa kwe-Nickel

I-Annealedi-nickelinobulukhuni obuphansi kanye ne-ductility enhle.I-Nickel, njengegolide, isiliva nethusi, inezinga eliphansi lokuqinisa umsebenzi, okusho ukuthi ayijwayele ukuba lukhuni futhi ibe brittle lapho igobile noma ikhubazekile njengoba kwenza ezinye izinsimbi eziningi.Lezi zimfanelo, zihlangene nokushisela okuhle, zenza insimbi ibe lula ukwenza izinto eziqediwe.

I-Nickel ku-Chromium Plating

I-Nickel iphinde isetshenziswe njengejazi elingaphansi ekuhlobiseni i-chromium plating.Umkhiqizo ongahluziwe, ofana nethusi noma i-zinc casting noma ukucindezelwa kwensimbi kuqala kuhlanganiswe ungqimba lwei-nickelcishe u-20µm ubukhulu.Lokhu kuyinikeza ukumelana nokugqwala.Ijazi lokugcina 'liyiflashi' elincanyana kakhulu (1-2µm) le-chromium ukulinika umbala kanye nokumelana nokonakala okuvame ukuthathwa njengokufiseleka kakhulu ezintweni ezipuletiwe.I-Chromium iyodwa ingaba nokumelana nokugqwala okungamukelekile ngenxa yemvelo evamise ukuba nezimbotshana ye-chromium electroplate.

Ithebula Lempahla

Okubalulekile I-Nickel – Izakhiwo, Ukwenziwa kanye Nezicelo Ze-Nickel Ehlanzekile Ngokwezentengiselwano
Ukwakhiwa: > 99% Ni noma okungcono

 

Impahla Inani Elincane (SI) Inani Eliphezulu (SI) Amayunithi (SI) Inani Elincane (Imp.) Inani Eliphezulu (Imp.) Amayunithi (Imp.)
Ivolumu ye-Atomic (isilinganiso) 0.0065 0.0067 m3/kml 396.654 408.859 kwe 3/kml
Ukuminyana 8.83 8.95 Mg/m3 551.239 558.731 lb/ft3
Okuqukethwe Amandla 230 690 MJ/kg 24917.9 74753.7 kcal/lb
I-Bulk Modulus 162 200 I-GPa 23.4961 29.0075 106 psi
Amandla Acindezelayo 70 935 I-MPa 10.1526 135.61 ksi
I-Ductility 0.02 0.6   0.02 0.6  
Umkhawulo we-Elastic 70 935 I-MPa 10.1526 135.61 ksi
Umkhawulo Wokukhuthazela 135 500 I-MPa 19.5801 72.5188 ksi
Ukuphuka Kokuqina 100 150 I-MPa.m1/2 91.0047 136.507 ksi.in1/2
Ukuqina 800 3000 I-MPa 116.03 435.113 ksi
I-Coefficient Yokulahlekelwa 0.0002 0.0032   0.0002 0.0032  
I-Modulus of Rupture 70 935 I-MPa 10.1526 135.61 ksi
Isilinganiso sikaPoisson 0.305 0.315   0.305 0.315  
Shear Modulus 72 86 I-GPa 10.4427 12.4732 106 psi
Amandla Okuqina 345 1000 I-MPa 50.038 145.038 ksi
I-Modulus Encane 190 220 I-GPa 27.5572 31.9083 106 psi
Glass Temperature     K     °F
Ukushisa Okucashile kwe-Fusion 280 310 kJ/kg 120.378 133.275 I-BTU/lb
Izinga Lokushisa Lesevisi Eliphezulu 510 640 K 458.33 692.33 °F
I-Melting Point 1708 1739 K 2614.73 2670.53 °F
Ubuncane Bezinga Lokushisa Lesevisi 0 0 K -459.67 -459.67 °F
Ukushisa Okuthize 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
Ukunwetshwa kwe-Thermal 12 13.5 10-6/K 21.6 24.3 10-6/°F
Amandla Okuhlukana     MV/m     V/mil
I-Dielectric Constant            
Ukungazweli 8 10 10-8 ohm.m 8 10 10-8 ohm.m

 

Izakhiwo Zemvelo
Izici Zokumelana 1=Okubi 5=Kuhle kakhulu
Ukuvutha 5
Amanzi Ahlanzekile 5
I-Organic Solvents 5
I-oxidation ku-500C 5
Amanzi Olwandle 5
I-Acid Eqinile 4
Ama-Alkali aqinile 5
UV 5
Gqoka 4
I-Acid Ebuthakathaka 5
Ama-Alkali abuthakathaka 5

 

Umthombo: Kuthathwe ku-Handbook of Engineering Materials, i-5th Edition.

Ukuze uthole ulwazi olwengeziwe ngalo mthombo sicela uvakasheleI-Institute of Materials Engineering Australasia.

 

I-nickel esesimweni sokuqala noma exutshwe nezinye izinsimbi nezinto zokwakha yenze umnikelo obalulekile emphakathini wethu wanamuhla futhi ithembisa ukuqhubeka nokuhlinzeka ngezinto zokwakha zekusasa elinzima nakakhulu.I-Nickel ibilokhu iyinsimbi ebalulekile ezimbonini eziningi ezahlukahlukene ngesizathu esilula ukuthi iyinto eguquguqukayo kakhulu ezohlangana nezinye izinsimbi.

I-Nickel iyisici esishintshashintshashintshayo futhi izohlanganiswa nezinsimbi eziningi.Ama-nickel alloys angama-alloys ane-nickel njengento eyinhloko.Ukunyibilika okuphelele okuqinile kukhona phakathi kwe-nickel nethusi.Ibanga elibanzi lokunyibilika phakathi kwe-iron, i-chromium, ne-nickel zenza kube khona izinhlanganisela eziningi ze-alloy.Ukuguquguquka kwayo okuphezulu, kuhlanganiswe nokushisa kwayo okuvelele nokumelana nokugqwala kuholele ekusetshenzisweni kwayo ezinhlobonhlobo zezinhlelo zokusebenza;ezifana nezinjini zegesi yezindiza, izinjini zomoya eziphehla amandla kanye nokusetshenziswa kwazo kakhulu ezimakethe zamandla nenuzi.

Izicelo kanye Nezimpawu ze-Nickel Alloys

Ni-ickel ne-nickel alloyszisetshenziselwa izinhlelo zokusebenza ezihlukahlukene, eziningi zazo ezibandakanya ukumelana nokugqwala kanye/noma ukumelana nokushisa.Ezinye zazo zihlanganisa:

  • Izinjini zegesi zezindiza
  • Izitshalo zamandla enjini yomusi
  • Izicelo zezokwelapha
  • Izinhlelo zamandla enuzi
  • Izimboni zamakhemikhali neze-petrochemical
  • Izingxenye zokushisisa nokumelana
  • Ama-Isolators nama-Actuator okuxhumana
  • I-Automotive Spark plugs
  • Izinto ezisetshenziswayo zokushisela
  • Amakhebula Amandla

Inani labanyeizicelo ze-nickel alloyszibandakanya izici ezibonakalayo eziyingqayizivele zenjongo ekhethekile ye-nickel-based noma i-high-nickel alloys.Lokhu kubandakanya:

 


Isikhathi sokuthumela: Aug-04-2021