Copper Nickel (CuNi) alloys yog nruab nrab rau cov ntaub ntawv tsis tshua muaj zog feem ntau siv rau hauv cov ntawv thov nrog kev ua haujlwm siab tshaj plaws txog 400 ° C (750 ° F).
Nrog qis kub coefficients ntawm hluav taws xob tsis kam, tsis kam, thiab yog li kev ua tau zoo, zoo ib yam tsis hais qhov kub thiab txias. Copper Nickel alloys mechanically khav theeb zoo ductility, yog yooj yim soldered thiab welded, nrog rau zoo heev corrosion kuj. Cov alloys no feem ntau yog siv rau hauv cov ntawv thov tam sim no uas xav tau qib siab ntawm qhov tseeb.
Alloy exhibits tsawg resistivity thiab kub coefficient ntawm kuj. Cov ntawv thov muaj xws li voltage regulators, lub sij hawm li, kub rhiab resistors, kub compensating pab kiag li lawm, tswj lub cev muaj zog, cua sov xov hlau thiab cables, precision thiab vitreous resistors, potentiometers, thiab tsis tshua muaj kub cua sov daim ntaub ntawv.
Qib | CuNi44 | CuNi 23 | CuNi 10 | CuNi 6 | CuNi 2 | CuNi 1 | CuNi 8 | CuNi 14 | CuNi 19 | CuNi 30 | CuNi34 | CuMn 3 | |
Cuprothal | 49 | 30 | 15 | 10 | 5 | ||||||||
Isabellehutte | ISOTAN | Alloy 180 | alloy 90 | Alloy 60 | Alloy 30 | ISA 13 | |||||||
Nominal muaj pes tsawg leeg% | Ni | 44 | 23 | 10 | 6 | 2 | 1 | 8 | 14 | 19 | 30 | 34 | - |
Cu | Bal | Bal | Bal. | Bal. | Bal. | Bal. | Bal. | Bal. | Bal | Bal | Bal | Bal | |
Mn | 1 | 0.5 | 0.3 | - | - | - | - | 0.5 | 0.5 | 1.0 | 1.0 | 3.0 | |
Max ua haujlwm kub (uΩ / m ntawm 20 ° C) | 0.49 ib | 0.3 | 0.15 | 0.10 | 0.05 Nws | 0.03 ib | 0.12 | 0.20 ib | 0.25 | 0.35 Nws | 0.4 | 0.12 | |
Resisivity (Ω / cmf ntawm 68 ° F) | 295 | 180 | 90 | 60 | 30 | 15 | 72 | 120 | 150 | 210 | 240 | 72 | |
Max ua haujlwm kub (°C) | 400 | 300 | 250 | 200 | 200 | 200 | 250 | 300 | 300 | 350 | 350 | 200 | |
Qhov ceev (g / cm³) | 8.9 ib | 8.9 ib | 8.9 ib | 8.9 ib | 8.9 ib | 8.9 ib | 8.9 ib | 8.9 ib | 8.9 ib | 8.9 ib | 8.9 ib | 8.9 ib | |
TCR (× 10-6 / °C) | <-6 | <16 | <50 | <60 | <120 | <100 | <57 | <30 | <25 | <10 | <0 | <38 | |
Tensile zog (Mpa) | ≥420 | ≥350 | ≥290 | ≥250 | ≥220 | ≥210 | ≥270 | ≥310 | ≥340 | ≥400 | ≥400 | ≥290 | |
Elongation (%) | ≥ 25 | ≥ 25 | ≥ 25 | ≥ 25 | ≥ 25 | ≥ 25 | ≥ 25 | ≥ 25 | ≥ 25 | ≥ 25 | ≥ 25 | ≥ 25 | |
EMF vs Cu uV/°C (0 ~ 100°C) | -43 | -34 | -25 | -12 | -12 | -8 | 22 | -28 | -32 | -37 | -39 | - | |
Melting Point (°C) | 1280 | 1150 | 1100 | 1095 ib | 1090 | 1085 | 1097 ib | 1115 | 1135 ib | 1170 ib | 1180 | 1050 | |
Magnetic Property | tsis yog | tsis yog | tsis yog | tsis yog | tsis yog | tsis yog | tsis yog | tsis yog | tsis yog | tsis yog | tsis yog | tsis yog |