Nikkel Chrome DaawahaKarma
Qalabka kuleyliyaha kuleyliyaha, silig wareegsan oo siman oo nichrome ah 0.1*5mm
Qeexitaan:
Fiilada iska caabinta waa nooc ka mid ah fiilada oo leh iska caabin koronto oo sareysa, taasoo la micno ah inay iska caabiso socodka qulqulka korantada.
Caadi ahaan waxaa laga sameeyaa biraha sida nichrome (nickel-chromium) ama (bir-chromium-aluminium), kuwaas oo leh sifooyin koronto oo gaar ah oo ka dhigaya kuwo ku habboon isticmaalka meelaha kulaylka laga dhaliyo.
Fiilada iska caabbinta waxaa badanaa loo isticmaalaa walxaha kuleylinta, qalabka korontada, foornada warshadaha, iyo aaladaha kale ee u baahan kuleylinta la xakameeyey ama habaynta heerkulka.
Fiilada iska caabbinta waxaa loo doortaa awooddeeda ay ku dhaliso kulaylka si hufan oo ay u adkeysato heerkulka sare iyada oo aan dhalaalin ama isbeddelin.
FasalNi80Cr20,MWS-650,NiCrA,Tophet A,HAI-NiCr 80,Chromel A,Alloy A,N8,Resistohm 80,Stablohm 650,Nichorme V iwm.
Fiilada iska caabbinta waa nooc ka mid ah fiilada laga sameeyay walxo leh iska caabbin koronto oo sare, sida nichrome.
Waxaa badanaa loo isticmaalaa walxaha kululaynta, sida kuwa laga helo rootiga dubista, foornooyinka, iyo qalajiyaha timaha, iyo sidoo kale codsiyada warshadaha sida kulaylinta foornada iyo kuleyliyaha kuleylka.
Iska caabbinta sare ee fiilada ayaa u oggolaanaysa inay dhaliso kulayl marka koronto la mariyo, taasoo ka dhigaysa qayb kuleylin oo wax ku ool ah.
Halbeegyada badeecada daawaha nickel chromium:
| Hantida/Heerka | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
| Halabuurka Kiimikada Ugu Muhiimsan(%) | Ni | Bal. | 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 | Bal. | Bal. | Bal. | |
| Heerkulka Shaqada ugu Badan (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Iska caabinta 20ºC (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
| Cufnaanta (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
| Qaboojinta Kulaylka (KJ/m·h·ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Isugeynta Ballaarinta Kulaylka (α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
| Barta Dhalmada (ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Kordhinta (%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
| Qaab-dhismeedka Micrographic | austenit | austenit | austenit | austenit | austenit | |
| Hantida Birlabta ah | aan birlab ahayn | aan birlab ahayn | aan birlab ahayn | aan birlab ahayn | aan birlab ahayn | |
Sifooyinka Farsamada ee fiilada nichrome
| Heerkulka Adeegga Joogtada ah ee Ugu Badan: | 1250ºC |
| Adkeysiga 20ºC: | 1.18 ohm mm2/m |
| Cufnaanta: | 8.1 g/cm3 |
| Qaboojinta Kulaylka: | 45.3KJ/m·h·ºC |
| Isugeynta Ballaarinta Kulaylka: | 17 α × 10-6/ºC |
| Barta Dhalmada: | 1380ºC |
| Kordhinta: | Ugu yaraan 20% |
| Qaab-dhismeedka Micrographic: | Austenite |
| Hantida Birlabta: | aan birlab ahayn |
Arrimaha Heerkulka ee iska caabinta korantada
| 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 | - |
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