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| Categories | Bare Thermocouple Wire |
|---|---|
| Brand Name: | OHMALLOY |
| Model Number: | K-HPE-1114 |
| Certification: | ISO9001-2008 |
| Place of Origin: | China(Shanghai) |
| MOQ: | 10KG |
| Price: | negotiable |
| Payment Terms: | , T/T, L/C |
| Supply Ability: | 500000kg per month |
| Delivery Time: | 10-15 days |
| Packaging Details: | 20kg/coil, or DIN 160 or DIN 250 |
| Material: | TYPE E |
| STATUS: | Bright |
| DIAMETER: | 0.71mm, 1.29mm, 1.62mm |
| Spool: | DIN 125, DIN 160, DIN200, DIN250 |
| Application: | Temperature measuring |
| Lead time: | 10-20 days |
| Company Info. |
| Ohmalloy Material Co.,Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
Anti -Oxidation Type E Thermocouple Wire Chromel/Constantan for electricity chemical
TYPE E (CHROMEL vs Constantan) may be used in oxidizing, inert or dry reducing atmospheres, or for short periods of time under vacuum. Must be protected from sulfurous and marginally oxidizingatmospheres. Produces the highest EMF per degree o any standardized thermocouple.
1. Chemical Composition
| Material | Chemical composition (%) | ||||
| Ni | Cr | Cu | Mn | Al | |
| EP(Chromel) | 90 | 10 | |||
| EN(Constantan) | 45 | 55 | |||
2. Physical properties and Mechnical properties
Material | Density(g/cm3) | Melting point℃) | Tensile Strength(Mpa) | Volume resistivity(μΩ.cm) | Elongation rate (%) |
| EP(Chromel) | 8.5 | 1427 | >490 | 70.6(20℃) | >25 |
| EN(Constantan) | 8.8 | 1220 | >390 | 49.0(20℃) | >25 |
3. EMF Value range at different temperature
| Material | EMF value Vs Pt(μV) | |||||
| 100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ | |
| KP(Chromel) | 2769~2859 | 5921~6019 | 9272~9374 | 12709~12819 | 16144~16282 | 19537~19699 |
| EN(Constantan) | 3499~3561 | 7389~7513 | 11647~11779 | 16109~16255 | 20699~20885 | 25362~25588 |
| EMF value Vs Pt(μV) | ||||
| 700℃ | 800℃ | 900℃ | 1000℃ | 1100℃ |
| 22859~23043 | 26102~26308 | |||
| 30030~30292 | 34664~34960 | |||
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