Ni70Cr30/Nickel chrome foil/Nickel chrome pauka/Nichrome wire
| Nā Waiwai/Pae | NiCr 80/20 | NiCr 70/30 | NiCr 60/15 | NiCr 35/20 | NiCr 30/20 | |
| ʻO ka Hoʻohui Kemika Nui (%) | 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. | |
| Ka Mahana Hana Loa (ºC) | 1200 | 1250 | 1150 | 1100 | 1100 | |
| Ke kū'ē ʻana ma 20ºC (μ Ω · m) | 1.09 | 1.18 | 1.12 | 1.04 | 1.04 | |
| Ka nui (g/cm3) | 8.4 | 8.1 | 8.2 | 7.9 | 7.9 | |
| Ka Hoʻokele Wela (KJ/m· h· ºC) | 60.3 | 45.2 | 45.2 | 43.8 | 43.8 | |
| Ka helu o ka hoʻonui wela (α × 10-6/ºC) | 18 | 17 | 17 | 19 | 19 | |
| Kiko Heheʻe (ºC) | 1400 | 1380 | 1390 | 1390 | 1390 | |
| Hoʻolōʻihi (%) | > 20 | > 20 | > 20 | > 20 | > 20 | |
| ʻAno Micrographic | ʻaustenite | ʻaustenite | ʻaustenite | ʻaustenite | ʻaustenite | |
| Waiwai Makeneka | ʻaʻohe makeneka | ʻaʻohe makeneka | ʻaʻohe makeneka | ʻaʻohe makeneka | ʻaʻohe makeneka | |
Wehewehe Huahana
Papa: Ni80Cr20, i kapa ʻia ʻo MWS-650, NiCrA, Tophet A, HAI-NiCr 80, Chromel A, Alloy A, N8, Resistohm 80, Stablohm 650, Nichorme V, N etc.
Ka nui o nā kemika (%)
| C | P | S | Mn | Si | Cr | Ni | Al | Fe | ʻĒ aʻe |
| Max | |||||||||
| 0.03 | 0.02 | 0.015 | 0.60 | 0.75~1.60 | 20.0~23.0 | Bal. | Max 0.50 | 1.0 kiʻekiʻe loa | - |
Nā Waiwai Mekanika o ka uea nichrome
| 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 | - |
Ka nui maʻamau o ka uea Nickel alloy:
Hāʻawi mākou i nā huahana i ke ʻano o ka uea, ka uea pālahalaha, ka ʻāpana. Hiki iā mākou ke hana i nā mea i hoʻopilikino ʻia e like me nā noi a ka mea hoʻohana.
Uea ʻālohilohi a keʻokeʻo–0.025mm~3mm
Uea hoʻopaʻa: 1.8mm ~ 10mm
Uea i hoʻomake ʻia: 0.6mm ~ 10mm
Uea pālahalaha: mānoanoa 0.05mm ~ 1.0mm, laulā 0.5mm ~ 5.0mm
Kaʻina Hana:
Uea: Hoʻomākaukau mea hana → hoʻoheheʻe → hoʻoheheʻe hou → forging → ʻōwili wela → mālama wela → mālama ʻili → kaha kiʻi (ʻōwili) → hoʻopau i ka mālama wela → nānā → pūʻolo → hale waihona
Nā hiʻohiʻona huahana o ka uea nichrome:
1) Maikaʻi loa ka anti-oxidation a me ka ikaika mechanical i ke kiʻekiʻe o ka mahana;
2) Ke kū'ē kiʻekiʻe a me ke koina haʻahaʻa o ke kū'ē;
3) Hana maikaʻi loa a me ka hana hoʻokumu;
4) Hana maikaʻi loa no ka hoʻoheheʻe ʻana
Ka hoʻohana ʻana o nā māka āpau:
Cr20Ni80: i nā mea pale braking, nā umu ʻoihana, 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.
Cr30Ni70: i loko o nā umu ʻoihana. kūpono loa no ka hoʻēmi ʻana i nā lewa, no ka mea, ʻaʻole ia e pili i ka 'pala ʻōmaʻomaʻo'.
Cr15Ni60: i nā mea pale pale, nā umu ʻoihana, nā pā wela, nā grills, nā umu toaster a me nā mea hoʻomehana mālama. No nā ʻōwili i hoʻokuʻu ʻia i loko o nā mea hoʻomehana ea i nā mea hoʻomaloʻo lole, nā mea hoʻomehana peʻahi, nā mea hoʻomaloʻo lima.
Cr20Ni35: i nā mea pale braking, nā umu ʻoihana. I nā mea hoʻomehana mālama pō, nā mea hoʻomehana convection, nā rheostats hana kaumaha a me nā mea hoʻomehana peʻahi. No ka hoʻomehana ʻana i nā kaula a me nā mea hoʻomehana kaula i nā mea hoʻoheheʻe a me ka de-icing, nā pale uila a me nā pads, nā noho kaʻa, nā mea hoʻomehana baseboard a me ka mea hoʻomehana papahele.
Cr20Ni30: i nā pā wela paʻa, nā mea hoʻomehana wili hāmama i nā ʻōnaehana HVAC, nā mea hoʻomehana mālama pō, nā mea hoʻomehana convection, nā rheostat hana kaumaha a me nā mea hoʻomehana peʻahi. No ka hoʻomehana ʻana i nā kaula a me nā mea hoʻomehana kaula i nā mea hoʻoheheʻe a me ka de-icing, nā pale uila a me nā pads, nā noho kaʻa, nā mea hoʻomehana baseboard, nā mea hoʻomehana papahele a me nā resistors.
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