1. K-type thermocouple (nickel chromium nickel silicon)

　　temperature range-200 ° C to+1260 ° C

　　featureHigh cost-effectiveness, good antioxidant performance, suitable for most industrial applications.

　　applicationWidely used in industries such as metallurgy, chemical engineering, and power.

　　2. J-type thermocouple (iron copper nickel)

　　temperature range: -210 ° C to+760 ° C

　　featureHigh sensitivity, low price, but prone to oxidation.

　　applicationSuitable for reducing atmospheres and vacuum environments.

　　3. T-type thermocouple (copper copper nickel)

　　temperature range: -270 ° C to+400 ° C

　　featureGood stability, high accuracy, suitable for low-temperature measurement.

　　applicationCommonly used in food, pharmaceuticals, and low-temperature engineering.

　　4. E-type thermocouple (nickel chromium copper nickel)

　　temperature range: -270 ° C to+1000 ° C

　　featureThe highest sensitivity, suitable for low-temperature measurement.

　　applicationCommonly used in low-temperature laboratories and the refrigeration industry.

　　5. N-type thermocouple (nickel chromium silicon nickel silicon)

　　temperature range: -270 ° C to+1300 ° C

　　featureGood high-temperature stability and strong antioxidant performance.

　　applicationSuitable for high-temperature industrial furnaces and heat treatment.

　　6. S-type thermocouple (platinum rhodium 10 platinum)

　　temperature range: 0 ° C to+1600 ° C

　　featureHigh precision, good stability, and expensive price.

　　applicationSuitable for high-temperature measurement, such as in laboratories and high-temperature industrial furnaces.

　　7. R-type thermocouple (platinum rhodium 13 platinum)

　　temperature range: 0 ° C to+1600 ° C

　　featureSimilar to the S-type, but with slightly higher thermoelectric potential.

　　applicationSuitable for high-temperature measurement, such as in laboratories and high-temperature industrial furnaces.

　　8. B-type thermocouple (Platinum Rhodium 30- Platinum Rhodium 6)

　　temperature range:+200 ° C to+1800 ° C

　　featureSuitable for temperature, with low thermoelectric potential.

　　applicationSuitable for high-temperature measurement, such as high-temperature industrial furnaces and glass manufacturing.

　　9. C-type thermocouple (tungsten rhenium 5-tungsten rhenium 26)

　　temperature range: 0 ° C to+2320 ° C

　　featureSuitable for temperature, with good high temperature resistance.

　　applicationSuitable for high temperature measurement, such as aerospace and nuclear industries.