ʻO Ni80Cr20 kahi hui nickel-chromium (NiCr alloy) i hōʻike ʻia e ke kū'ē kiʻekiʻe, ke kūpaʻa oxidation maikaʻi a me ke kūpaʻa maikaʻi loa. He kūpono ia no ka hoʻohana ʻana i nā mahana a hiki i 1200°C, a paʻa i kahi ola lawelawe kiʻekiʻe i hoʻohālikelike ʻia me nā hui Iron chromium alumium.
ʻO nā noi maʻamau no Ni80Cr20 he mau mea hoʻomehana uila i nā mīkini home, nā umu ʻoihana a me nā pale (nā pale wili uila, nā pale ʻili metala), nā hao pālahalaha, nā mīkini hao, nā mea hoʻomehana wai, nā make hoʻoheheʻe plastik, nā hao soldering, nā mea tubular i uhi ʻia me ka metala a me nā mea cartridge.
Nā Waiwai Mekanika o ka Uea Nichrome 80
| Ka Mahana Hana Hoʻomau Loa: | 1200ºC |
| Kū'ē 20ºC: | 1.09 ohm mm2/m |
| Ka nui o ka paʻa: | 8.4 g/cm3 |
| Ka Hoʻokele Wela: | 60.3 KJ/m·h·ºC |
| Ka helu o ka hoʻonui wela: | 18 α×10-6/ºC |
| Kiko Heheʻe: | 1400ºC |
| Hoʻolōʻihi: | 20% liʻiliʻi loa |
| ʻAno Micrographic: | ʻAustenite |
| Waiwai Makeneka: | ʻaʻohe makeneka |
Nā Kumu Mahana o ke Kū'ē Uila
| 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 | - |
Kaila o ka hoʻolako ʻana
| Inoa o nā Alloys | ʻAno | Ana | ||
| Ni80Cr20W | Uea | D=0.03mm~8mm | ||
| Ni80Cr20R | Lipine | W=0.4~40 | T=0.03~2.9mm | |
| Ni80Cr20S | ʻAʻahu | W=8~250mm | T=0.1~3.0 | |
| Ni80Cr20F | Pepa kini | W=6~120mm | T=0.003~0.1 | |
| Ni80Cr20B | Pā | Dia = 8 ~ 100mm | L=50~1000 | |
150 0000 2421