Complaint
| 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 | |||||||||
| K | KX | Ni-Cr10 | KPX | Positive | 90 | 10 | - | - | - | 8.7 | <7.9 | >490 | |
| NI-Si3 | KNX | Nagative | 97 | - | 3 | - | - | 8.6 | <0.3 | >390 | |||
| KCA | Iron | KPCA | Positive | - | - | - | - | 100 | 8.7 | <7.9 | >490 | ||
| Cu-Ni22 | KNCA | Nagative | 22 | - | - | 78 | - | 8.6 | <0.3 | >390 | |||
| KCB | Copper | KPCB | Positive | - | - | - | 100 | - | 8.7 | <7.9 | >490 | ||
| Cu-Ni40 | KNCB | Nagative | 40 | - | - | 60 | - | 8.6 | <0.3 | >390 | |||
| 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 | |||||
K | KX KCA KCB | G | -25 | -968 | ±44 | -924~ -1012 |
| 100 | 4 096 | 4 052 ~4 140 | ||||
K | KX KCA | H | -25 | -968 | ±44 | -924~ -1012 |
| 100 | 4096 | 4 052~4 140 | ||||
| 200 | 8138 | 8 094~8 182 | ||||
