Location -> Products -> Temperature -> Thermocouple and Thermal Resistance -> Assembly Thermocouple

Type:thermocouple with fixed flange
Illustrate: Type 420,421 for anti-spray type, protection class IP65; We also produce the thermocouple with protection tube of other material. Normal pressure is 2.5Mpa.
Thermocouple with Fixed Flange
Type | Graduation |
Measuring Range |
Thermal Response Time |
Protection Tube Material |
Specification | |
d | L | |||||
WRM-420 WRM2-420 |
N | 0-800 | <90S | 1Cr18Ni9Ti | Φ16 |
300*150 350*200 400*250 450*300 500*350 550*400 650*500 900*750 1150*1000 1650*1500 2150*2000 |
0-1000 | 0Cr25Ni20 | |||||
WRM-420G WRM2-420G |
0-800 | <24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRN-420 WRN2-420 |
K | 0-800 | <90S | 1Cr18Ni9Ti | ||
0-1000 | 0Cr25Ni20 | |||||
WRN-420G WRN2-420G |
0-800 | <24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRE-420 WRE2-420 |
E | 0-700 | <90S | 1Cr18Ni9Ti | ||
WRE-420G WRE2-420G |
<24s | |||||
WRC-420 WRC2-420 |
T | 0-350 | <90s | 1Cr18Ni9Ti | ||
WRC-420G WRC2-420G |
<24s | |||||
WRF-420 WRF2-420 |
J | 0-600 | <90s | 1Cr18Ni9Ti | ||
WRF-420G WRF2-420G |
<24s | |||||
WRM-421 WRM2-421 |
N | 0-800 | <20s | 1Cr18Ni9Ti | Φ20 | |
0-1000 | 0Cr25Ni20 | |||||
WRM-421G WRM2-421G |
0-800 | <24s | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRN-421 WRN2-421 |
K | 0-800 | <120S | 1Cr18Ni9Ti | ||
0-1000 | 0Cr25Ni20 | |||||
WRN-421G WRN2-421G |
0-800 | <24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRE-421 WRE2-421 |
E | 0-700 | <120S | 1Cr18Ni9Ti | ||
WRE-421G WRE2-421G |
<24S | |||||
WRC-421 WRC2-421 |
T | 0-350 | <120S | 1Cr18Ni9Ti | ||
WRC-421G WRC2-421G |
<24S | |||||
WRF-421 WRF2-421 |
J | 0-600 | <120S | 1Cr18Ni9Ti | ||
WRF-421G WRF2-421G |
<24S |
- Type 420,421 for anti-spray type, protection class IP65;
- We also produce the thermocouple with protection tube of other material.
- Normal pressure is 2.5Mpa
Model type | flange specification | ||||
D | D1 | D2 | H | D | |
WRN-420 | Φ105 | Φ75 | Φ55 | 16 | Φ16 |
WRN-420G | Φ105 | Φ75 | Φ55 | ||
WRN-421 | Φ115 | Φ85 | Φ65 | 16 | Φ20 |
WRN-421G | Φ115 | Φ85 | Φ65 |

Type | Graduation |
measuring range |
thermal response time |
protection tube material |
specification | |
d | L | |||||
WRM-430 WRM2-430 |
N | 0-800 | <90S | 1Cr18Ni9Ti | Φ16 |
300*150 350*200 400*250 450*300 500*350 550*400 650*500 900*750 1150*1000 1650*1500 2150*2000 |
0-1000 | 0Cr25Ni20 | |||||
WRM-430G WRM2-430G |
0-800 | <24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRN-430 WRN2-430 |
K | 0-800 | <90S | 1Cr18Ni9Ti | ||
0-1000 | 0Cr25Ni20 | |||||
WRN-430G WRN2-430G |
0-800 | <24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRE-430 WRE2-430 |
E | 0-700 | <90S | 1Cr18Ni9Ti | ||
WRE-430G WRE2-430G |
<24s | |||||
WRC-430 WRC2-430 |
T | 0-350 | <90s | 1Cr18Ni9Ti | ||
WRC-430G WRC2-430G |
<24s | |||||
WRF-430 WRF2-430 |
J | 0-600 | <90s | 1Cr18Ni9Ti | ||
WRF-430G WRF2-430G |
<24s | |||||
WRM-431 WRM2-431 |
N | 0-800 | <20s | 1Cr18Ni9Ti | Φ20 | |
0-1000 | 0Cr25Ni20 | |||||
WRM-431G WRM2-431G |
0-800 | <24s | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRN-431 WRN2-431 |
K | 0-800 | <120S | 1Cr18Ni9Ti | ||
0-1000 | 0Cr25Ni20 | |||||
WRN-431G WRN2-431G |
0-800 | <24S | 1Cr18Ni9Ti | |||
0-1000 | 0Cr25Ni20 | |||||
WRE-431 WRE2-431 |
E | 0-700 | <120S | 1Cr18Ni9Ti | ||
WRE-431G WRE2-431G |
<24S | |||||
WRC-431 WRC2-431 |
T | 0-350 | <120S | 1Cr18Ni9Ti | ||
WRC-431G WRC2-431G |
<24S | |||||
WRF-431 WRF2-431 |
J | 0-600 | <120S | 1Cr18Ni9Ti | ||
WRF-431G WRF2-431G |
<24S |
- Type 430,431 for water-proof type, protection class IP55;
- We also produce the thermocouple with protection tube of other material.
- Normal pressure is 2.5Mpa.
Model type | flange specification | ||||
D | D1 | D2 | H | D | |
WRN-430 | Φ105 | Φ75 | Φ55 | 16 | Φ16 |
WRN-430G | Φ105 | Φ75 | Φ55 | ||
WRN-431 | Φ115 | Φ85 | Φ65 | 16 | Φ20 |
WRN-431G | Φ115 | Φ85 | Φ65 |

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