Thermocouple Type

Names of Materials

Useful Application Range

B

Platinum30% Rhodium (+)

Platinum 6% Rhodium (-)

2500 -3100F

1370-1700C

C

W5Re Tungsten 5% Rhenium (+)

W26Re Tungsten 26% Rhenium (-)

3000-4200F

1650-2315C

E

Chromel (+)

Constantan (-)

200-1650F

95-900C

J

Iron (+)

Constantan (-)

200-1400F

95-760C

K

Chromel (+)

Alumel (-)

200-2300F

95-1260C

N

Nicrosil (+)

Nisil (-)

1200-2300F

650-1260C

R

Platinum 13% Rhodium (+)

Platinum (-)

1600-2640F

870-1450C

S

Platinum 10% Rhodium (+)

Platinum (-)

1800-2640F

980-1450C

T

Copper (+)

Constantan (-)

-330-660F

-200-350C