China 1x2.5mm2 NPC NNC Iron- Copper nickel 18 compensation extension alloy wire high temperature for thermocouple sensor electrical cable thermometer, Find details about China Wire, Thermocouple Wire from 1x2.5mm2 NPC NNC Iron- Copper nickel 18 compensation extension alloy wire high temperature for thermocouple sensor electrical cable thermometer
Thermocouple type | Extension condution model | Extension condution alloy wire | |||||||||||
Name | Code | Polarity | Chemical Composition/% | Density (g/cm3) | Resistivity (μΩ.cm) | Tensile Strength (Mpa) | |||||||
Ni | Cr | Si | Cu | Fe | |||||||||
N | NC | Fe | NPC | Positive | - | - | - | - | 100 | 8.7 | <7.9 | >240 | |
Cu-Ni18 | NNC | Nagative | 18 | - | - | 82 | - | 8.6 | <0.3 | >250 |
Alloy wire Dia/mm | Apply to the number of wire cores | The nominal cross-sectional area of the wire core /mm² |
0.2 | 7 | 0.2 |
0.3 | 7 | 0.5 |
0.41 | 19 | 2.5 |
0.43 | 7 | 1.0 |
0.52 | 7 | 1.5 |
0.52 | 1 | 0.2 |
0.8 | 1 | 0.5 |
1.13 | 1 | 1.0 |
1.38 | 1 | 1.5 |
1.78 | 1 | 2.5 |
Thermocouple type | Extension condution model | Use classification | Operating temperatures/°C | Nominal value of thermoelectric EMF | Level I | |
Tolerance | Range of EMF | |||||
N | NX | G | -25 | -646 | ±43 | -603~ -689 |
100 | 2774 | 2731 ~2817 | ||||
N | NC | H | -25 | -646 | ±43 | -603~ -689 |
100 | 2774 | 2731~2817 | ||||
200 | 5913 | 5870~5956 |