| Type: | Bare |
|---|---|
| Conductor Type: | Solid |
| Application: | Thermocouple Wires |
| Conductor Material: | Chromel/Constantan Wires |
| Material Shape: | Round Wire |
| Range of Application: | Machinery,Thermocouple,Electricity |
| Customization: |
|---|
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Audited Supplier Anti -Oxidation Type E Thermocouple Wire Chromel/Constantan for electricity chemical
TYPE E (CHROMEL vs Constantan) may be used in oxidizing, inert or dry reducing atmospheres, or for short periods of time under vacuum. Must be protected from sulfurous and marginally oxidizingatmospheres. Produces the highest EMF per degree o any standardized thermocouple.
1. Chemical Composition
| Material | Chemical composition (%) | ||||
| Ni | Cr | Cu | Mn | Al | |
| EP(Chromel) | 90 | 10 | |||
| EN(Constantan) | 45 | 55 | |||
2. Physical properties and Mechnical properties
|
Material |
Density(g/cm3) |
Melting pointºC) |
Tensile Strength(Mpa) |
Volume resistivity(μΩ.cm) |
Elongation rate (%) |
| EP(Chromel) | 8.5 | 1427 | >490 | 70.6(20ºC) | >25 |
| EN(Constantan) | 8.8 | 1220 | >390 | 49.0(20ºC) | >25 |
3. EMF Value range at different temperature
| Material | EMF value Vs Pt(μV) | |||||
| 100ºC | 200ºC | 300ºC | 400ºC | 500ºC | 600ºC | |
| KP(Chromel) | 2769~2859 | 5921~6019 | 9272~9374 | 12709~12819 | 16144~16282 | 19537~19699 |
| EN(Constantan) | 3499~3561 | 7389~7513 | 11647~11779 | 16109~16255 | 20699~20885 | 25362~25588 |
| EMF value Vs Pt(μV) | ||||
| 700ºC | 800ºC | 900ºC | 1000ºC | 1100ºC |
| 22859~23043 | 26102~26308 | |||
| 30030~30292 | 34664~34960 | |||
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