Kev piav qhia txog khoom
Constantan Hlau nrog qhov nruab nrab resistivity thiab qis kub coefficent ntawm kev tiv thaiv nrog ib tug tiaj tus tsis kam / kub nkhaus hla ib tug ntau yam tshaj li "manganins". Constantan kuj qhia tau tias zoo dua corrosion tsis kam dua li txiv neej ganins. Kev siv feem ntau yog txwv rau ac circuits.
Cov hlau Constantan kuj yog qhov tsis zoo ntawm hom J thermocouple nrog Hlau yog qhov zoo; hom J thermocouples siv rau hauv kev kho cua sov. Tsis tas li ntawd, nws yog qhov tsis zoo ntawm hom T thermocouple nrog OFHC Tooj liab yog qhov zoo; hom T thermocouples siv rau ntawm qhov kub cryogenic.
Cov Ntsiab Lus Tshuaj,%
| Ni | Mn | Fe | Si | Cu | Lwm yam | Cov Lus Qhia ROHS | |||
| Cd | Pb | Hg | Cr | ||||||
| 44 | 1.50% | 0.5 | - | Bal | - | ND | ND | ND | ND |
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Cov Khoom Siv Kho Tshuab
| Max Kev Pabcuam Txuas Ntxiv Mus | 400ºC |
| Kev tiv taus ntawm 20ºC | 0.49 ± 5% ohm mm2 / m |
| Qhov Ceev | 8.9 g/cm3 |
| Kev Ua Kub | -6 (Tshaj plaws) |
| Qhov Kub Yaj | 1280ºC |
| Lub zog tensile, N / mm2 Annealed, Mos | 340 ~ 535 Mpa |
| Lub zog tensile, N / mm3 Txias dov | 680 ~ 1070 Mpa |
| Kev ncua ntev (anneal) | 25% (Yam tsawg kawg nkaus) |
| Kev ncab (kub dov) | ≥Min)2% (Min) |
| EMF vs Cu, μV/ºC (0~100ºC) | -43 |
| Cov Qauv Micrographic | austenite |
| Khoom Siv Sib Nqus | Tsis yog |
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