Table - resistance chromel, alumel, kopel constantan
Supplier
The supplier Evek GmbH offers to buy thermocouple wire, the price is the most optimal in this segment of rolled products. We offer thermocouple wire from specialized warehouses of Evek GmbH with delivery in any city.
Physical properties of thermocouple alloys
Alloy | Density g/cm³ | t° melting: | t° annealing: | electrical resistance ohm-m |
Alumel | 8,67 | 1440°C | 950°C | 3,3-10-7 |
Kopel | 8,9 | 1150°C | 800-850°C | 4,8-10-7 |
Constantan | 8,9 | 1250°C | 950°C | 4,8-10-7 |
Chromel | 8,7 | 1420°C | 800 - 900°C | 6,8-10-7 |
Testing
Alloys shall be subjected to tests - tensile, and hydrostatic or non-destructive electrical test. The material must meet the required mechanical properties - ultimate tensile strength, yield strength, relative elongation.
Buy, bargain price
The company's website has information about the latest arrivals of products. We have the best price-quality ratio. Timely delivery is provided by representative offices in cities in Eastern Europe.