Ni70Cr30/Nickel chrome foil/Nickel chrome ntụ ntụ/Nichrome waya
Ni70Cr30/Nickel chrome foil/Nickel chrome ntụ ntụ/Nichrome waya
| Ngwongwo/ọkwa | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
| Ihe mejupụtara kemịkalụ bụ isi(%) | 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. | |
| Okpomọkụ kacha arụ ọrụ(ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Resistivity na 20ºC (μΩ · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
| Njupụta (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
| Nrụpụta okpomọkụ (KJ/m· h·ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Ọnụọgụ nke Mgbasa ọkụ (α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
| Ebe mgbaze (ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Mgbatị(%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
| Ọdịdị Micrographic | austenite | austenite | austenite | austenite | austenite | |
| Ihe onwunwe magnetik | na-abụghị magnetik | na-abụghị magnetik | na-abụghị magnetik | na-abụghị magnetik | na-abụghị magnetik | |
Nkọwa ngwaahịa
Ọkwa: Ni80Cr20, nke a na-akpọ MWS-650,NiCrA,Tophet A,HAI-NiCr 80,Chromel A,Alloy A,N8,Resistohm 80,Stablohm 650,Nichorme V,N wdg.
Ọdịnaya kemịkalụ(%)
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Ndị ọzọ |
| Oke | |||||||||
| 0.03 | 0.02 | 0.015 | 0.60 | 0,75-1.60 | 20.0-23.0 | Bal. | Kachasị 0.50 | Kachasị 1.0 | - |
Njirimara akụrụngwa nke nichrome waya
| Okpomọkụ ọrụ na-aga n'ihu nke ukwuu: | 1200ºC |
| Resistivity 20ºC: | 1.09 ohm mm2/m |
| Njupụta: | 8.4 g/cm3 |
| Nrụpụta okpomọkụ: | 60.3 KJ/m·h·ºC |
| Ọnụọgụ nke Mgbasa ọkụ ọkụ: | 18 α×10-6/ºC |
| Ebe mgbaze: | 1400ºC |
| Mgbatị: | Nkeji 20% |
| Ọdịdị Micrographic: | Austenite |
| Akụrụngwa magnetik: | na-abụghị magnetik |
Ihe Ndị Na-akpata Okpomọkụ nke Nguzogide Eletriki
| 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 | - |
Ogo nickel alloy waya mgbe niile:
Anyị na-enye ngwaahịa na udi nke waya, ewepụghị waya, strip.We nwekwara ike ime ka ahaziri ihe dị ka useris arịrịọ.
Na-egbuke egbuke na-acha ọcha waya-0.025mm ~ 3mm
Ịkpọ oku waya: 1.8mm ~ 10mm
Oxidized waya: 0.6mm ~ 10mm
Flat waya: ọkpụrụkpụ 0.05mm ~ 1.0mm, obosara 0.5mm ~ 5.0mm
Usoro:
Waya: Nkwadebe ihe → agbaze → agbaze ọzọ → ịghagharị → ọkụ na-atụgharị → ọgwụgwọ okpomọkụ → ọgwụgwọ elu → ịbịaru (mpịakọta) → mechaa ọgwụgwọ okpomọkụ → nyocha → ngwugwu → ụlọ nkwakọba ihe
Njirimara ngwaahịa nke waya nichrome:
1) Mgbochi oxidation na ike n'ibu na oke okpomọkụ;
2) High resistivity na ala okpomọkụ ọnụọgụ nke iguzogide;
3) Ezigbo reelability na akpụ arụmọrụ;
4) Ọmarịcha ịgbado ọkụ arụmọrụ
Ngwa nke akara ule niile:
Cr20Ni80: na braking resistors, ụlọ ọrụ ọkụ ọkụ, ewepụghị ígwè, ígwè ígwè, mmiri heaters, plastic ịkpụzi anwụ, soldering ígwè, metal sheathed tubular ọcha na katrij ọcha.
Cr30Ni70: na ulo oru oku oku. dabara nke ọma maka ibelata ikuku, n'ihi na ọ naghị emebi 'ire ere akwụkwọ ndụ akwụkwọ ndụ'.
Cr15Ni60: na braking resistors, oku ụlọ ọrụ, efere ọkụ, grills, oven oven na ebe nchekwa ọkụ. Maka mkpuchi kwụsịtụrụ na ikpo ọkụ ikuku na akwa akwa akwa, ndị na-ekpo ọkụ fan, ọkpọ aka.
Cr20Ni35: na resistors braking, oku ụlọ ọrụ. N'ime igwe nchekwa abalị, igwe ọkụ convection, rheostats dị arọ na igwe ọkụ. Maka ọkụ ọkụ na ọkụ ọkụ na-ekpo ọkụ na-ekpo ọkụ na ihe ndị na-ekpo ọkụ na-ekpo ọkụ, ihe mkpuchi eletrik na pads, oche ụgbọ ala, ndị na-ekpo ọkụ baseboard na ihe ọkụ ọkụ.
Cr20Ni30: na efere ọkụ siri ike, ndị na-ekpo ọkụ ọkụ na-emeghe na usoro HVAC, ndị na-ekpo ọkụ na-echekwa abalị, ndị na-ekpo ọkụ convection, rheostats dị arọ na ndị na-ekpo ọkụ fan.
