Constantan Wire Definition
I-resistance alloy enemodareyitha yokuxhathisa kunye nobushushu obuphantsi be-coefficent yokumelana ne-flat resistance/ ijiko lobushushu phezu koluhlu olubanzi kune "manganin". I-CuNi44 i-alloy wire ikwabonisa ukuxhathisa okungcono kwi-corrosion kune-ganins yendoda. Usetyenziso luthande ukuthintelwa kwiisekethe ze-ac. I-CuNi44/ CuNi40 /CuNi45 I-Constantan Copper Nickel Alloy Wire ikwayinto engalunganga yohlobo lwe-J thermocouple kunye ne-Iron ibe yi-positive; Uhlobo lwe-J thermocouples lusetyenziswa kwizicelo zokunyanga ubushushu. Kwakhona, yinto engalunganga yohlobo lwe-T thermocouple ene-OFHC yobhedu olulungileyo; uhlobo lwe-T thermocouples lusetyenziswa kumaqondo obushushu e-cryogenic.
Umxholo weMichiza(%)CuNi44
| Ni | Mn | Fe | Si | Cu | Okunye | ROHS Directive | |||
| Cd | Pb | Hg | Cr | ||||||
| 44 | 1.50% | 0.5 | - | UBhal | - | ND | ND | ND | ND |
Iipropati zoomatshiniCuNi44
| Ubukhulu benkonzo yeTemp | 400 ºC |
| Ukuxhathisa kwi-20ºC | 0.49 ± 5% ohm* mm2/m |
| Ukuxinana | 8.9 g/cm3 |
| I-Coefficient ye-Resistance yeqondo lobushushu | < -6 × 10-6/ºC |
| EMF VS Cu (0~100ºC) | -43 μV/ºC |
| Indawo yokunyibilika | 1280 ºC |
| Tensile strength | Min 420 Mpa |
| Ukwandisa | Ubuncinci 25% |
| Ulwakhiwo lweMicrographic | Austenite |
| Ipropati yeMagnetic | Hayi. |
Iimpawu zeMveliso:
I-1)I-anti-oxidation egqwesileyo kunye namandla omatshini kwiqondo lokushisa eliphezulu;
2) Ukumelana okuphezulu kunye ne-coefficient yokushisa ephantsi yokumelana;
I-3) Ukuhambelana okugqwesileyo kunye nokwenza umsebenzi;
4) Ukusebenza kakuhle kwe-welding
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