thermo-control
Körtvélyessy GmbH • Portal
Welcome to the webportal of thermo-control Körtvélyessy GmbH!
Since 1982 we manufacture free of drift PlatinRhodium – Platin Thermoelemente. Below you will find our product protfolio.
Product portfolio
thermo-control news, event and trade shows
HärtereiKongress/Steel Innovation 2022
After a long forced break, the Heat Treatment Congress is finally taking place again in Cologne. We look forward to welcoming you to our stand E-047 in Hall 10.2 of Koelnmesse. On Tuesday, admission is free for visitors who have registered. Get in touch with us if you...
Long Vacuum Thermocouples
Today two vacuum thermocouples with a nominal length of 1900mm were delivered. For us a record, because this nominal length has not been made, so far. The production was quite demanding. From 140 launched protective tubes, only 40 were approved by the...
Dalian Leader awarded as sole sales agent for China
Coming effective 2018-02-01 thermo-control Körtvélyessy GmbH is proud to announce Dalian Leader Fluid Technology Ltd. as its sole sales and aftermarket agent for the territory of the peoples republic of China. Dalian Fluid will take care of the sales and...
HärtereiKongress/Steel Innovation 2022
After a long forced break, the Heat Treatment Congress is finally taking place again in Cologne. We look forward to welcoming you to our stand E-047 in Hall 10.2 of Koelnmesse. On Tuesday, admission is free for visitors who have registered. Get in touch with us if you...
HeatTreatmentCongress 2018
As every year since 1986, we will be at the HärtereiKongress in Cologne. Please note that the congress starts on Tuesday! You may find us at booth A-037. This years focus of the congress Materials and heat treatment for e-mobility Integration of the heat...
heatTreatmentCongress 2017
Non-drifting PtRh-Pt thermocouples
A prominent feature is the use of different diameters of the thermocouple wires. As a result, the temperature-induced drift of the individual wires cancel each other out. The result is a thermocouple that will never drift!
| ΔT New | ΔT Year 1 | ΔT Year 2 | ΔT Year 3 | |
|---|---|---|---|---|
| Positive wire (PtRh10%) | +0,0K | +1,0K | +1,5K | +2,0K |
| Negative wire (Pt) | +0,0K | +5,0K | +8,0K | +10,0K |
| ΔT = Drift = Positive – Negative | 0,0K | -4,0K | -6,5K | -8,0K |
| ΔT New | ΔT Year 1 | ΔT Year 2 | ΔT Year 3 | |
|---|---|---|---|---|
| Positive wire (PtRh10%) | +0,0K | +1,0K | +1,5K | +2,0K |
| Negativer Draht (Pt) | +0,0K | +1,0K | +1,5K | +2,0K |
| ΔT = Drift = Positive – Negative | 0,0K | 0,0K | 0,0K | 0,0K |
