Constantan Wire ine mwero resistivity uye yakaderera tembiricha coefficent yekupikisa ine flat kuramba / tembiricha curve pamusoro pehupamhi hwakakura kupfuura "manganins".Constantan anoratidzawo zvirinani kuramba kwecorrosion kupfuura murume anoita.Mashandisirwo anowanzo kuve akaganhurirwa kune ac maseketi.
Constantan wire zvakare chinhu chisina kunaka cherudzi rweJ thermocouple ine Iron iri iyo yakanaka;Type J thermocouples inoshandiswa mukupisa kurapa maapplication.Zvakare, ndicho chinhu chisina kunaka cherudzi rweT thermocouple ine OFHC Mhangura iyo yakanaka;mhando T thermocouples anoshandiswa pane cryogenic tembiricha.
Iyo alloy haisi-magnetic.Inoshandiswa kune yemagetsi regenerator's variable resistor uye strain resistor,
potentiometers, waya dzekudziya, tambo dzekudziisa uye mateti.Ribhoni anoshandiswa kupisa bimetals.Imwe ndima yekushandiswa ndeyekugadzira thermocouples nekuti inogadzira yakakwira electromotive simba (EMF) ichibatana nemamwe masimbi.
Copper nickel alloy series: ConstantanCuNi40 (6J40), CuNi1, CuNi2, CuNi6, CuNi8, CuNi10, CuNi14, CuNi19, CuNi23,CuNi30, CuNi34, CuNi44.
Size dimension range:
waya: 0.1-10mm
Ribhoni: 0.05 * 0.2-2.0 * 6.0mm
Mutsara: 0.05 * 5.0-5.0 * 250mm
Main mamakisi uye zvivakwa
Type | Electrical resistivity (20degreeΩ mm²/m) | tembiricha coefficient of resistance (10^6/degree) | Dens ity g/mm² | Max.tembiricha (°c) | Melting point (°c) |
CuNi1 | 0.03 | <1000 | 8.9 | / | 1085 |
CuNi2 | 0.05 | <1200 | 8.9 | 200 | 1090 |
CuNi6 | 0.10 | <600 | 8.9 | 220 | 1095 |
CuNi8 | 0.12 | <570 | 8.9 | 250 | 1097 |
CuNi10 | 0.15 | <500 | 8.9 | 250 | 1100 |
CuNi14 | 0.20 | <380 | 8.9 | 300 | 1115 |
CuNi19 | 0.25 | <250 | 8.9 | 300 | 1135 |
CuNi23 | 0.30 | <160 | 8.9 | 300 | 1150 |
CuNi30 | 0.35 | <100 | 8.9 | 350 | 1170 |
CuNi34 | 0.40 | -0 | 8.9 | 350 | 1180 |
CuNi40 | 0.48 | ±40 | 8.9 | 400 | 1280 |
CuNi44 | 0.49 | <-6 | 8.9 | 400 | 1280 |