I-Ni70Cr30/Nickel chrome foil/Nickel chrome powder/wire Nichrome
Izakhiwo/Ibanga | I-NiCr 80/20 | I-NiCr 70/30 | I-NiCr 60/15 | NiCr 35/20 | I-NiCr 30/20 | |
Ukwakhiwa Kwekhemikhali Eyinhloko(%) | Ni | U-Bal. | U-Bal. | 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 | U-Bal. | U-Bal. | U-Bal. | |
Izinga Lokushisa Elisebenzayo Eliphezulu(ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
Ukumelana no-20ºC (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
Ukuminyana(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 of Thermal Expansion(α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
I-Melting Point(ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
Ubude(%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
Isakhiwo seMicrographic | i-austenite | i-austenite | i-austenite | i-austenite | i-austenite | |
Impahla Magnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic | nonmagnetic |
Incazelo Yomkhiqizo
Ibanga: Ni80Cr20 ,ebizwa nangokuthi MWS-650,NiCrA,Tophet A,HAI-NiCr 80,Chromel A,Alloy A,N8,Resistohm 80,Stablohm 650,Nichorme V,N njll.
Okuqukethwe Kwekhemikhali(%)
C | P | S | Mn | Si | Cr | Ni | Al | Fe | Okunye |
Ubukhulu | |||||||||
0.03 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 20.0~23.0 | U-Bal. | Ubukhulu 0.50 | Ubukhulu 1.0 | - |
Izakhiwo Zemishini yocingo lwe-nichrome
Izinga Lokushisa Eliqhubekayo Lesevisi: | 1200ºC |
Ukungazweli 20ºC: | 1.09 ohm mm2/m |
Ukuminyana: | 8.4 g/cm3 |
I-Thermal Conductivity: | 60.3 KJ/m·h·ºC |
I-Coefficient of Thermal Expansion: | 18 α×10-6/ºC |
I-Melting Point: | 1400ºC |
Ubude: | Ubuncane obungu-20% |
Isakhiwo seMicrographic: | I-Austenite |
Isakhiwo Sezibuthe: | nonmagnetic |
Izimo Zezinga Lokushisa Zokumelana Nogesi
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 | - |
Usayizi ojwayelekile we-Nickel alloy wire :
Sihlinzeka ngemikhiqizo esesimweni socingo, intambo eyisicaba, i-strip.Singakwazi futhi ukwenza izinto ezenziwe ngokwezifiso ngokwezicelo ze-useris.
Intambo ekhanyayo nemhlophe–0.025mm~3mm
Pickling wire: 1.8mm ~ 10mm
Intambo eyenziwe nge-oxidized: 0.6mm ~ 10mm
Intambo eyisicaba: ukujiya 0.05mm~1.0mm, ububanzi 0.5mm~5.0mm
Inqubo:
Ucingo:Ukulungisa izinto →ukuncibilika →ukuncibilika →ukubumba →ukugoqa okushisayo →ukwelapha ukushisa →ukwelapha ebusweni → umdwebo(ukuginqika → ukuqeda ukushisa → ukuhlola → iphakheji → inqolobane
Izici zomkhiqizo we-nichrome wire:
1)I-anti-oxidation enhle kakhulu namandla emishini ekushiseni okuphezulu;
2) Ukumelana okuphezulu kanye ne-coefficient yokushisa ephansi yokumelana;
3) Ukusebenziseka kabusha okuhle kakhulu kanye nokusebenza kokwakheka;
4) Ukusebenza kahle kwe-welding
Ukusetshenziswa kwawo wonke amabanga:
I-Cr20Ni80:kuma-resistors ama-braking, izithando zomlilo zezimboni, izinsimbi eziyisicaba, imishini yoku-ayina, izifudumezi zamanzi, ukubunjwa kwepulasitiki kuyafa, izinsimbi zokunamathisela, izakhi ze-tubular ezifakwe ngensimbi nezinto ze-cartridge.
I-Cr30Ni70:ezithandweni zezimboni. ifaneleke kahle ukunciphisa umkhathi, njengoba ingekho ngaphansi 'kokubola okuluhlaza'.
I-Cr15Ni60:kuma-resistors okubopha amabhuleki, ezithandweni zezimboni, amapuleti ashisayo, ama-grill, amahhavini we-toaster namahitha okugcina. Okwamakhoyili amisiwe kuma-air heater kuma-dryer izingubo, ama-fan heater, ama-hand dryers.
I-Cr20Ni35:kuma-resistors amabhuleki, kwiziko lezimboni.Ezifudumezini zokugcina ebusuku, ama-convection heater, ama-rheostats emisebenzi esindayo nezifudumezi zabalandeli. Okwezintambo zokushisisa nezifudumezi zezintambo ezintweni ezincibilikisayo nezisusa uqhwa, izingubo zokulala zikagesi namaphedi, izihlalo zemoto, izifudumezi zasebhodini kanye neheater yaphansi.
I-Cr20Ni30:kumapuleti ashisayo aqinile, ama-coil heater avulekile ezinhlelweni ze-HVAC, izifudumezi zokugcina ebusuku, izifudumezi ze-convection, ama-rheostats omsebenzi osindayo kanye nama-heaters.
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