Whakamāramatanga o Constantan
He koranu ātete me te ātete taurite me te tauwehenga pāmahana iti me te pihi ātete/pāmahana papatahi i runga i te awhe whānui ake i ngā "manganini".CuNiHe pai ake te ātete o te waea koranu 44 ki te waikura i ngā waea man ganins. Ko ngā whakamahinga he iti noa iho ki ngā ara iahiko AC.CuNiKo te Waea Konukura Nikara Parahi 44/ CuNi40 /CuNi45 Constantan te huānga kino o te momo takirua wera J me te Rino te pai; ka whakamahia ngā momo takirua wera J i roto i ngā mahi whakamahana wera. Waihoki, ko te huānga kino o te momo takirua wera T me te OFHC Parahi te pai; ka whakamahia ngā momo takirua wera T i ngā pāmahana cryogenic.
Ihirangi Matū (%)CuNi44
| Ni | Mn | Fe | Si | Cu | Ētahi atu | Ture ROHS | |||
| Cd | Pb | Hg | Cr | ||||||
| 44 | 1.50% | 0.5 | - | Para | - | ND | ND | ND | ND |
Ngā Āhuatanga Mīhini CuNi44
| Te pāmahana ratonga tonu mōrahi | 400 ºC |
| Ātete i te 20ºC | 0.49 ± 5% ohm*mm2/m |
| Kiato | 8.9 karamu/cm3 |
| Tauwehenga Pāmahana o te Ātete | < -6 ×10-6/ºC |
| EMF VS Cu (0~100ºC) | -43 μV/ºC |
| Te Pūwāhi Rewa | 1280 ºC |
| Kaha Kume | 420 Mpa te iti rawa |
| Te whakaroa | 25% iti rawa |
| Hanganga Moroiti | Austenite |
| Āhuatanga Aukume | Kāore. |
Ngā āhuatanga o te hua:
1) He tino pai te ātete ki te waikura me te kaha miihini i te pāmahana teitei;
2) Te ātete teitei me te tauwehenga pāmahana iti o te ātete;
3) He tino pai te hurihanga me te mahi hanga;
4) He mahi whakarewa pai rawa atu
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