ọja Apejuwe
Constantan Waya pẹlu irẹwẹsi iwọntunwọnsi ati iwọn otutu kekere coefficent ti resistance pẹlu alapin resistance / iwọn otutu ti tẹ lori ibiti o gbooro ju “manganins”. Constantan tun ṣe afihan resistance ipata to dara julọ ju ọkunrin ganins lọ. Awọn lilo ṣọ lati ni ihamọ si awọn iyika ac.
Constantan waya jẹ tun awọn odi ano ti awọn iru J thermocouple pẹlu Iron jije awọn rere; Iru J thermocouples ti wa ni lilo ninu ooru atọju awọn ohun elo. Bakannaa, o jẹ awọn odi ano ti iru T thermocouple pẹlu OFHC Ejò awọn rere; Iru T thermocouples ni a lo ni awọn iwọn otutu cryogenic.
Constantan 6J40 | Constantan Tuntun | Manganin | Manganin | Manganin | ||
6J11 | 6J12 | 6J8 | 6J13 | |||
Awọn eroja Kemikali akọkọ% | Mn | 1~2 | 10.5 ~ 12.5 | 11-13 | 8-10 | 11-13 |
Ni | 39-41 | - | 2~3 | - | 2~5 | |
Cu | ISINMI | ISINMI | ISINMI | ISINMI | ISINMI | |
Al2.5 ~ 4.5 Fe1.0 ~ 1.6 | Si1~2 | |||||
Iwọn iwọn otutu fun Awọn paati | 5-500 | 5-500 | 5-45 | 10-80 | 10-80 | |
iwuwo | 8.88 | 8 | 8.44 | 8.7 | 8.4 | |
g/cm3 | ||||||
Resistivity | 0.48 | 0.49 | 0.47 | 0.35 | 0.44 | |
μΩ.m,20 | ±0.03 | ±0.03 | ±0.03 | ±0.05 | ±0.04 | |
Extensibility | ≥15 | ≥15 | ≥15 | ≥15 | ≥15 | |
% % 0.5 | ||||||
Atako | -40 ~ +40 | -80 ~ +80 | -3 ~ +20 | -5~+10 | 0 ~ +40 | |
Iwọn otutu | ||||||
Iye owo | ||||||
α,10-6 / | ||||||
Thermoelectromotive | 45 | 2 | 1 | 2 | 2 | |
fi agbara mu Ejò | ||||||
μv/ (0 ~ 100) |
150 0000 2421