Awọn alloy nickel (CuNi) jẹ alabọde si awọn ohun elo resistance kekere ti a lo nigbagbogbo ni awọn ohun elo pẹlu awọn iwọn otutu ti o pọ julọ to 400°C (750°F).
Pẹlu awọn iye iwọn otutu kekere ti resistance itanna, resistance, ati nitorinaa iṣẹ ṣiṣe, ni ibamu laibikita iwọn otutu. Ejò nickel alloys mechanically ṣogo ductility ti o dara, ti wa ni awọn iṣọrọ soldered ati welded, bi daradara bi ni dayato si ipata resistance. Awọn alloys wọnyi ni a lo nigbagbogbo ni awọn ohun elo lọwọlọwọ giga ti o nilo ipele giga ti konge.
Alloy ṣe afihan resistivity kekere ati ilodisi iwọn otutu giga ti resistance. Awọn ohun elo aṣoju pẹlu awọn olutọsọna foliteji, awọn ẹrọ akoko, awọn alatako ifura iwọn otutu, awọn ẹrọ isanpada iwọn otutu, iṣakoso mọto, awọn okun alapapo ati awọn kebulu, konge ati awọn resistors vitreous, potentiometers, ati awọn ohun elo alapapo otutu kekere.
Ipele | CuNi44 | CuNi23 | CuNi10 | CuNi6 | CuNi2 | CuNi1 | CuNi8 | CuNi14 | CuNi19 | CuNi30 | CuNi34 | CuMn3 | |
Cuprothal | 49 | 30 | 15 | 10 | 5 | ||||||||
Isabellehutte | ISOTAN | Alloy 180 | Alloy 90 | Alloy 60 | Alloy 30 | AISA 13 | |||||||
Àkópọ̀ ìpín% | Ni | 44 | 23 | 10 | 6 | 2 | 1 | 8 | 14 | 19 | 30 | 34 | – |
Cu | Bal | Bal | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal | Bal | Bal | Bal | |
Mn | 1 | 0.5 | 0.3 | – | – | – | – | 0.5 | 0.5 | 1.0 | 1.0 | 3.0 | |
Iwọn otutu ti n ṣiṣẹ (uΩ/m ni 20°C) | 0.49 | 0.3 | 0.15 | 0.10 | 0.05 | 0.03 | 0.12 | 0.20 | 0.25 | 0.35 | 0.4 | 0.12 | |
Resisivity (Ω/cmf ni 68°F) | 295 | 180 | 90 | 60 | 30 | 15 | 72 | 120 | 150 | 210 | 240 | 72 | |
Iwọn otutu ti nṣiṣẹ ti o pọju (°C) | 400 | 300 | 250 | 200 | 200 | 200 | 250 | 300 | 300 | 350 | 350 | 200 | |
Ìwúwo(g/cm³) | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | 8.9 | |
TCR(×10-6/°C) | <-6 | <16 | <50 | <60 | <120 | <100 | <57 | <30 | <25 | <10 | <0 | <38 | |
Agbara Fifẹ (Mpa) | ≥420 | ≥350 | ≥290 | ≥250 | ≥220 | ≥210 | ≥270 | ≥310 | ≥340 | ≥400 | ≥400 | ≥290 | |
Ilọsiwaju(%) | ≥25 | ≥25 | ≥25 | ≥25 | ≥25 | ≥25 | ≥25 | ≥25 | ≥25 | ≥25 | ≥25 | ≥25 | |
EMF vs Cu uV/°C(0~100°C) | -43 | -34 | -25 | -12 | -12 | -8 | 22 | -28 | -32 | -37 | -39 | - | |
Oju Iyọ (°C) | 1280 | 1150 | 1100 | 1095 | 1090 | 1085 | 1097 | 1115 | 1135 | 1170 | 1180 | 1050 | |
Ohun-ini oofa | kii ṣe | kii ṣe | kii ṣe | kii ṣe | kii ṣe | kii ṣe | kii ṣe | kii ṣe | kii ṣe | kii ṣe | kii ṣe | kii ṣe |
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