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| Categories | Bare Thermocouple Wire |
|---|---|
| Brand Name: | OHMALLOY |
| Model Number: | Type J |
| Certification: | ISO CE |
| Place of Origin: | CHINA |
| MOQ: | 10kg |
| Price: | USD 35/kg |
| Payment Terms: | L/C, T/T, |
| Supply Ability: | 2000KG/MONTH |
| Delivery Time: | 15WORKDAYS |
| Packaging Details: | spool |
| Conductor type: | Alloy wire |
| Application: | Temperature Sensors,thermocouple,temperature inspector |
| Type: | Bare |
| Surface: | Bright |
| Size: | all size available |
| Material: | Type J |
| Color: | Bright and soft |
| Company Info. |
| Ohmalloy Material Co.,Ltd |
| Verified Supplier |
| View Contact Details |
| Product List |
0.35mm Type J thermocouple bare Wire For Thermocouple Sensor
TYPE J (Iron vs Constantan) is used in vacuum, oxidizing, inert or reducing atmospheres. Iron element oxidizes rapidly at temperatures exceeding 538'C, and therefore heavier gauge wire is recommended for longer life at these temperatures
1. Chemical Composition
| Material | Chemical composition (%) | ||||
| Ni | Cu | Si | Iron | Al | |
| JP(Iron) | 100 | ||||
| JN(Constantan) | 45 | 55 | |||
2. Physical properties and Mechnical properties
Material | Density(g/cm3) | Melting point(℃) | Tensile Strength (Mpa) | Volume resistivity(μΩ.cm) | Elongation rate (%) |
| JP(Iron) | 7.8 | 1402 | >240 | 12.0(20℃) | >20 |
| JN(Constantan) | 8.8 | 1220 | >390 | 49.0(20℃) | >25 |
3. EMF Value range at different temperature
| Material | EMF value (μV) | ||||||||||
| 100℃ | 200℃ | 300℃ | 400℃ | 500℃ | 600℃ | ||||||
| JP-JN | 5187~5351 | 10696~10862 | 16244~16410 | 21760~21936 | 27281~27505 | 32962~33242 | |||||
| EMF value Vs Pt(μV) | |||||||||||
| 700℃ | 750℃ | 760℃ | 800℃ | 900℃ | 1000℃ | ||||||
| 38958~39306 | 42089~42473 | 42725~43113 | |||||||||
Janey
Ohmalloy Material Co., Ltd
Add: No. 1211, Mudanjiang Road, Baoshan district, Shanghai
Mob./ Whatsapp/wechat/skype: +86-13805769652
Email: tina@ohmalloy.com
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