Ìtumọ̀ Waya Constantan
Alloy resistance pẹlu resistance alabọde ati coefficent iwọn otutu kekere ti resistance pẹlu resistance alapin/iwọn otutu lori ibiti o gbooro ju “manganins” lọ. Waya Alloy CuNi44 tun fihan resistance ipata ti o dara ju ganins eniyan lọ. Awọn lilo maa n wa ni opin si awọn iyika ac. Waya Alloy Copper CuNi44/ CuNi40 /CuNi45 Constantan Copper Nickel Alloy tun jẹ eroja odi ti iru thermocouple J pẹlu Iron ti o jẹ rere; awọn thermocouple iru J ni a lo ninu awọn ohun elo itọju ooru. Bakannaa, o jẹ eroja odi ti iru thermocouple T pẹlu OFHC Copper ti o dara; awọn thermocouple iru T ni a lo ni awọn iwọn otutu cryogenic.
Akoonu Kemika(%)CuNi44
| Ni | Mn | Fe | Si | Cu | Òmíràn | Ìtọ́sọ́nà ROHS | |||
| Cd | Pb | Hg | Cr | ||||||
| 44 | 1.50% | 0.5 | - | Bọ́lù | - | ND | ND | ND | ND |
Àwọn Ohun Èlò Ìdánilẹ́kọ̀ọ́ Mẹ́kínẹ́ẹ̀kìCuNi44
| Iṣẹ́ Ìtẹ̀síwájú Tó Pọ̀ Jùlọ | 400 ºC |
| Agbara resistance ni 20ºC | 0.49 ± 5% ohm*mm2/m |
| Ìwọ̀n | 8.9 g/cm3 |
| Isọdipọ iwọn otutu ti resistance | < -6 × 10-6/ºC |
| EMF VS Cu (0~100ºC) | -43 μV/ºC |
| Aaye Iyọ | 1280 ºC |
| Agbara fifẹ | Min 420 Mpa |
| Gbigbọn | Kéré 25% |
| Ìṣètò Mọ́kírófíkì | Austenite |
| Ohun ìní oofa | Kì í ṣe. |
Awọn ẹya ara ẹrọ ọja:
1) Agbara egboogi-oxidation ati ẹrọ ti o tayọ ni iwọn otutu giga;
2) Agbara resistance giga ati iwọn otutu kekere ti resistance;
3) Ilọsiwaju atunṣe ati iṣẹ ṣiṣe ti o tayọ;
4) Iṣẹ́ alurinmorin tó dára jùlọ
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