Kaabo si awọn oju opo wẹẹbu wa!

Lopo Pure Nickel

Ilana kemikali

Ni

Awọn koko-ọrọ Bo

abẹlẹ

Ti iṣowo mimọ tabikekere alloy nickelri awọn oniwe-akọkọ elo ni kemikali processing ati ẹrọ itanna.

Ipata Resistance

Nitori idiwọ ipata nickel mimọ, ni pataki si ọpọlọpọ awọn kemikali idinku ati ni pataki si alkalis caustic, nickel ni a lo lati ṣetọju didara ọja ni ọpọlọpọ awọn aati kemikali, ni pataki sisẹ awọn ounjẹ ati iṣelọpọ okun sintetiki.

Awọn ohun-ini ti nickel mimọ ti iṣowo

Farawe sinickel alloys, nickel mimọ ni iṣowo ni iṣelọpọ itanna giga, iwọn otutu Curie giga ati awọn ohun-ini magnetostrictive to dara.A lo Nickel fun awọn okun waya asiwaju itanna, awọn paati batiri, thyratrons ati awọn amọna amọna.

Nickel tun ni o ni o dara gbona iba ina elekitiriki.Eyi tumọ si pe o le ṣee lo fun awọn paarọ ooru ni awọn agbegbe ibajẹ.

Table 1. Properties ofNickel 200, awọn lopo funfun ite (99.6% Ni).

Ohun ini Iye
Agbara Fifẹ Annealed ni 20°C 450MPa
Annealed 0.2% Wahala Ẹri ni 20°C 150MPa
Ilọsiwaju (%) 47
iwuwo 8.89g/cm3
Yo Range 1435-1446°C
Ooru pato 456 J/kg.°C
Curie otutu 360°C
Ojulumo Permeability Ibere 110
  O pọju 600
Ṣiṣe-mudara ti o ba jẹ Imugboroosi (20-100°C) 13.3× 10-6m/m.°C
Gbona Conductivity 70W/m.°C
Itanna Resistivity 0.096× 10-6ohm.m

Ṣiṣẹda ti Nickel

Annealednickelni a kekere líle ati ti o dara ductility.Nickel, bi wura, fadaka ati bàbà, ni o ni a jo kekere iṣẹ lile oṣuwọn, ie o ko ni ṣọ lati di bi lile ati brittle nigbati o ti wa ni marun-tabi bibẹẹkọ dibajẹ bi ti ṣe julọ awọn irin miiran.Awọn abuda wọnyi, ni idapo pẹlu weldability to dara, jẹ ki irin naa rọrun lati ṣe iṣelọpọ sinu awọn ohun ti o pari.

Nickel ni Plating Chromium

A tun lo nickel nigbagbogbo bi ẹwu abẹlẹ ni fifin chromium ti ohun ọṣọ.Ọja aise, gẹgẹbi idẹ tabi simẹnti sinkii tabi tite irin dì kan ni a kọkọ ṣe awo pẹlu ipele tinickelto nipọn 20µm.Eleyi yoo fun o awọn oniwe-ipata resistance.Aso ti o kẹhin jẹ 'filasi' tinrin pupọ (1-2µm) ti chromium lati fun ni awọ ati atako tarnish ti o jẹ igbagbogbo bi iwunilori diẹ sii ninu awọn ohun elo ti a fi palara.Chromium nikan yoo ni idiwọ ipata ti ko ṣe itẹwọgba nitori iseda la kọja gbogbo ti chromium electroplate.

tabili ohun ini

Ohun elo Nickel – Awọn ohun-ini, Ṣiṣẹda ati Awọn ohun elo ti Nickel Mimo Ti Iṣowo
Àkópọ̀: > 99% Ni tabi dara julọ

 

Ohun ini Iye Kere (SI) Iye ti o pọju (SI) Ẹka (SI) Iye Kere (Imp.) Iye ti o pọju (Imp.) Awọn ẹya (Imp.)
Iwọn Atomiki (apapọ) 0.0065 0.0067 m3/kmol 396.654 408.859 ninu 3/kmol
iwuwo 8.83 8.95 Mg/m3 551.239 558.731 lb/ft3
Agbara Akoonu 230 690 MJ/kg 24917.9 74753.7 kcal/lb
Olopobobo Modul 162 200 GPA 23.4961 29.0075 106 psi
Agbara titẹ 70 935 MPa 10.1526 135.61 ksi
Agbara 0.02 0.6   0.02 0.6  
Ifilelẹ rirọ 70 935 MPa 10.1526 135.61 ksi
Ifarada Ifarada 135 500 MPa 19.5801 72.5188 ksi
Egugun Lile 100 150 MPa.m1/2 91.0047 136.507 ksi.in1/2
Lile 800 3000 MPa 116.03 435.113 ksi
Àdánù olùsọdipúpọ 0.0002 0.0032   0.0002 0.0032  
Modul of Rupture 70 935 MPa 10.1526 135.61 ksi
Iye owo ti Poisson 0.305 0.315   0.305 0.315  
Modulu rirẹ 72 86 GPA 10.4427 12.4732 106 psi
Agbara fifẹ 345 1000 MPa 50.038 145.038 ksi
Modulu odo 190 220 GPA 27.5572 31.9083 106 psi
Gilasi otutu     K     °F
Latent Heat of Fusion 280 310 kJ/kg 120.378 133.275 BTU/lb
O pọju Service otutu 510 640 K 458.33 692.33 °F
Ojuami Iyo Ọdun 1708 Ọdun 1739 K 2614.73 2670.53 °F
Kere Service otutu 0 0 K -459.67 -459.67 °F
Ooru pato 452 460 J/kg.K 0.349784 0.355975 BTU/lb.F
Gbona Conductivity 67 91 W/mK 125.426 170.355 BTU.ft/h.ft2.F
Gbona Imugboroosi 12 13.5 10-6/K 21.6 24.3 10-6/°F
O pọju didenukole     MV/m     V/mil
Dielectric Constant            
Resistivity 8 10 10-8 ohm.m 8 10 10-8 ohm.m

 

Awọn ohun-ini Ayika
Resistance Okunfa 1=Ko dara 5=O tayọ
Flammability 5
Omi Tuntun 5
Organic solvents 5
Oxidiation ni 500C 5
Omi Okun 5
Acid ti o lagbara 4
Alagbara Alkalis 5
UV 5
Wọ 4
Acid ti ko lagbara 5
Alkalis alailagbara 5

 

Orisun: Ayọkuro lati inu Iwe amudani ti Awọn ohun elo Imọ-ẹrọ, Atẹjade 5th.

Fun alaye diẹ sii lori orisun yii jọwọ ṣabẹwoIle-ẹkọ ti Awọn ohun elo Imọ-ẹrọ Australasia.

 

Nickel ni fọọmu ipilẹ tabi alloyed pẹlu awọn irin ati awọn ohun elo miiran ti ṣe awọn ifunni pataki si awujọ ode oni ati ṣeleri lati tẹsiwaju lati pese awọn ohun elo fun ọjọ iwaju ti n beere paapaa.Nickel nigbagbogbo jẹ irin pataki fun ọpọlọpọ awọn ile-iṣẹ lọpọlọpọ fun idi ti o rọrun pe o jẹ ohun elo ti o wapọ pupọ ti yoo alloy pẹlu ọpọlọpọ awọn irin miiran.

Nickel jẹ eroja ti o wapọ ati pe yoo alloy pẹlu ọpọlọpọ awọn irin.Awọn alloys nickel jẹ awọn alloy pẹlu nickel gẹgẹbi eroja akọkọ.Solubility pipe wa laarin nickel ati bàbà.Awọn sakani solubility jakejado laarin irin, chromium, ati nickel jẹ ki ọpọlọpọ awọn akojọpọ alloy ṣee ṣe.Iyatọ ti o ga julọ, ni idapo pẹlu ooru ti o ni iyasọtọ ati ipata ipata ti yori si lilo rẹ ni ọpọlọpọ awọn ohun elo;gẹgẹ bi awọn turbines gaasi Ofurufu, nya turbines ni agbara eweko ati awọn oniwe-sanlalu lilo ninu awọn agbara ati iparun awọn ọja.

Awọn ohun elo ati Awọn abuda ti Nickel Alloys

Nickel ati nickel alloysti wa ni lilo fun awọn oriṣiriṣi awọn ohun elo, eyiti o pọ julọ ninu eyiti o ni ipa ipata ati/tabi resistance ooru.Diẹ ninu awọn wọnyi pẹlu:

  • Awọn turbines gaasi ọkọ ofurufu
  • Nya tobaini agbara eweko
  • Awọn ohun elo iṣoogun
  • Awọn ọna agbara iparun
  • Kemikali ati petrokemikali ise
  • Alapapo ati Resistance awọn ẹya ara
  • Isolators ati Actuators fun ibaraẹnisọrọ
  • Automotive Spark plugs
  • Alurinmorin consumables
  • Awọn okun agbara

A nọmba ti miiranohun elo fun nickel alloysfa awọn ohun-ini alailẹgbẹ ti ara ti idi pataki-nickel tabi awọn alloys nickel giga.Iwọnyi pẹlu:

 


Akoko ifiweranṣẹ: Oṣu Kẹjọ-04-2021