Ni80Cr20 waa daawaha nikkel-chromium (NiCr alloy) oo lagu garto iska caabin sare, iska caabin oksaydh wanaagsan iyo xasillooni qaabeed oo aad u wanaagsan. Waxay ku habboon tahay in loo isticmaalo heerkul ilaa 1200°C, waxayna haysataa cimri adeeg oo ka sarreeya marka loo eego daawaha aluminium-ka birta ah ee chromium.
Codsiyada caadiga ah ee Ni80Cr20 waa walxaha kuleyliyaha korontada ku shaqeeya ee qalabka guryaha, foornooyinka warshadaha iyo kuwa iska caabiya (iska caabbinta siligga, kuwa iska caabiya filimada birta ah), birta fidsan, mashiinnada birta lagu kariyo, kuleyliyeyaasha biyaha, maydadka qaabaynta balaastikada, birta alxanka, walxaha tuubada birta ah ee dahaarka leh iyo walxaha kartoonada.
Halabuurka caadiga ah%
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | Kale |
| Ugu badnaan | |||||||||
| 0.03 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 20.0~23.0 | Bal. | Ugu badnaan 0.50 | Ugu badnaan 1.0 | - |
Guryaha Farsamada Caadiga ah (1.0mm)
| Xoogga wax soo saarka | Xoogga Tijaabada | Kordhinta |
| Mpa | Mpa | % |
| 420 | 810 | 30 |
Sifooyinka Jirka ee Caadiga ah
| Cufnaanta (g/cm3) | 8.4 |
| Iska caabinta korontada ee 20ºC (mm2/m) | 1.09 |
| Isugeynta gudbinta ee 20ºC (WmK) | 15 |
| Isugeynta ballaarinta kulaylka | |
| Heerkulka | Isugeynta Ballaarinta Kulaylka x10-6/ºC |
| 20 ºC- 1000 ºC | 18 |
| Awood kuleyl gaar ah | |
| Heerkulka | 20ºC |
| J/gK | 0.46 |
| Barta dhalaalaysa (ºC) | 1400 |
| Heerkulka ugu badan ee hawlgalka joogtada ah ee hawada (ºC) | 1200 |
| sifooyinka birlabta | aan birlab ahayn |
| Arrimaha Heerkulka ee iska caabinta korantada | |||||
| 20ºC | 100ºC | 200ºC | 300ºC | 400ºC | 600ºC |
| 1 | 1.006 | 1.012 | 1.018 | 1.025 | 1.018 |
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC | 1300ºC |
| 1.01 | 1.008 | 1.01 | 1.014 | 1.021 | - |
Qaabka saadka
| Magaca Alloys | Nooca | Cabbirka | ||
| Ni80Cr20W | Silig | D=0.03mm~8mm | ||
| Ni80Cr20R | Ribbon | W=0.4~40 | T=0.03~2.9mm | |
| Ni80Cr20S | Xarigga | W=8~250mm | T=0.1~3.0 | |
| Ni80Cr20F | Foorno | W=6~120mm | T=0.003~0.1 | |
| Ni80Cr20B | Baar | Dia = 8 ~ 100mm | L=50~1000 | |
150 0000 2421