Ni70Cr30/Nickel chrome foil/Nickel chrome powder/wire Nichrome
Iipropati/iBanga | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
Ukudityaniswa kwemichiza engundoqo(%) | Ni | UBhal. | UBhal. | 55.0-61.0 | 34.0-37.0 | 30.0-34.0 |
Cr | 20.0-23.0 | 28.0-31.0 | 15.0-18.0 | 18.0-21.0 | 18.0-21.0 | |
Fe | ≤ 1.0 | ≤ 1.0 | UBhal. | UBhal. | UBhal. | |
Ubushushu bokusebenza obuninzi(ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Ukuxhathisa kwi-20ºC (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Ubuninzi (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
I-Thermal Conductivity (KJ/m· h· ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
I-Coefficient yoKwandiswa kweThermal(α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
Indawo yokunyibilika(ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Ubude (%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
Ulwakhiwo lweMicrographic | austenite | austenite | austenite | austenite | austenite | |
Ipropati yeMagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |
Ingcaciso yeMveliso
IBakala: Ni80Cr20 ,ekwabizwa ngokuba yi-MWS-650,NiCrA,Tophet A,HAI-NiCr 80,Chromel A,Alloy A,N8,Resistohm 80,Stablohm 650,Nichorme V,N njl.
Umxholo weMichiza(%)
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Okunye |
Max | |||||||||
0.03 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 20.0~23.0 | UBhal. | Ubuninzi 0.50 | Ubuninzi 1.0 | - |
IiPropati zeMechanical zocingo lwe-nichrome
Ubushushu beNkonzo eQhubekekayo kakhulu: | 1200ºC |
Ukuxhathisa 20ºC: | 1.09 ohm mm2/m |
Ubuninzi: | 8.4 g/cm3 |
I-Thermal Conductivity: | 60.3 KJ/m·h·ºC |
I-Coefficient yoKwandiswa kweThermal: | 18 α×10-6/ºC |
Indawo yokunyibilika: | 1400ºC |
Elongation: | Ubuncinci 20% |
Ulwakhiwo lweMicrographic: | Austenite |
Inkcazelo ngeMagnetic: | nonmagnetic |
Imiba yobushushu boMbane woMbane
20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 600ºC |
1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.026 | 1.018 |
700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1200ºC | 1300ºC |
1.01 | 1.008 | 1.01 | 1.014 | 1.021 | 1.025 | - |
Ubungakanani obuqhelekileyo bocingo lwe-nickel alloy :
Sinikezela ngeemveliso ngendlela yocingo, ucingo olucaba, i-strip.Sinokwenza izinto ezilungiselelwe ngokwezicelo ze-useris.
Ucingo oluqaqambileyo nolumhlophe-0.025mm~3mm
Ucingo lokuchola: 1.8mm ~ 10mm
ucingo oxidized: 0.6mm ~ 10mm
Ucingo olucaba: ukutyeba 0.05mm ~ 1.0mm, ububanzi 0.5mm ~ 5.0mm
Inkqubo:
ucingo:Ukulungisa izinto → ukunyibilika → ukunyibilika → ukunyibilikisa → ukuqengqeleka shushu →unyango lobushushu →unyango lomphezulu → umzobo( ukuqengqeleka )→ ukugqiba unyango lobushushu → uhlolo → iphakheji → indawo yokugcina
Iimpawu zemveliso yocingo lwe-nichrome:
I-1)I-anti-oxidation egqwesileyo kunye namandla omatshini kwiqondo lokushisa eliphezulu;
2) Ukumelana okuphezulu kunye ne-coefficient yokushisa ephantsi yokumelana;
I-3)Ukusebenza kwakhona okugqwesileyo kunye nokwenza umsebenzi;
4) Ukusebenza kakuhle kwe-welding
Ukusetyenziswa kwawo onke amabanga:
I-Cr20Ni80:kwizixhasi ze-braking, iziko lamashishini, ii-ayini ezisicaba, oomatshini boku-ayina, izifudumezi zamanzi, ukubumba iplastiki kuyafa, iintsimbi zokuthambisa, izinto zetsimbi ezifakwe kwi-tubular kunye nezinto zekhatriji.
I-Cr30Ni70: kwiziko loshishino. ifaneleke kakuhle ekunciphiseni umoya ojikeleze umhlaba, njengoko ingekho phantsi 'kokubola okuluhlaza'.
I-Cr15Ni60:kwizixhasi zokuqhomfa, iziko lamashishini, iipleyiti ezishushu, iigrill, ii-oveni zetoaster kunye nezifudumezi zokugcina. Kwiikhoyili ezimisiweyo kwizifudumezi zomoya kwiimpahla zokomisa iimpahla, izifudumezi zefeni, ezomisi zandla.
I-Cr20Ni35:kwizixhasi zokunyathela iziqhoboshi, kwiziko lamashishini.Kwiihitha zokugcina ebusuku, izifudumezi zeconvection, iirheostats ezinomsebenzi onzima kunye nezifudumezi zefeni. Ukufudumeza iintambo kunye nezifudumezi zentambo kwizinto zokuqhaqha kunye ne-icing, iingubo zombane kunye neepads, izihlalo zemoto, izifudumezi zebhodi kunye ne-floorheater.
I-Cr20Ni30: kwiipleyiti ezishushu eziqinileyo, izifudumezi ze-coil ezivulekileyo kwiinkqubo ze-HVAC, izifudumezi zokugcina ubusuku, izifudumezi ze-convection, ii-rheostats ezinzima kunye nezifudumezi zefeni.
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