ConstantanKev Txhais Lus Txog Hlau
Cov hlau tsis kam nrog qhov nruab nrab resistivity thiab qis kub coefficent ntawm kev tiv thaiv nrog lub tiaj tus tsis kam / kub nkhaus hla ntau dua li "manganins". Constantan kuj qhia tau tias muaj kev tiv thaiv corrosion zoo dua li cov txiv neej ganins. Kev siv feem ntau raug txwv rau ac circuits. Constantan kuj yog qhov tsis zoo ntawm hom J thermocouple nrog Hlau yog qhov zoo; hom J thermocouples yog siv rau hauv cov ntawv thov kho cua sov. Tsis tas li ntawd, nws yog qhov tsis zoo ntawm hom T thermocouple nrog OFHC Tooj liab qhov zoo; hom T thermocouples yog siv ntawm cryogenic kub.
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 |
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 |
Cov npe lag luam ntawm Constantan Wire:
Cuprothal, Alloy 294,Cuprothal 294, Nico, MWS-294,Cupron, Copel, Alloy 45,
Neutrology, Advance, CuNi 102, Cu-Ni 44, Konstantan
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