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Brand Name : OHMALLOY
Model Number : Type J
Certification : ISO9001-2008
Place of Origin : China(Shanghai)
MOQ : 10KG
Price : negotiable
Payment Terms : L/C, T/T,
Supply Ability : 10tons/month
Delivery Time : 10-15 working days
Packaging Details : spool
Color : Conforms to ANSI, IEC, JIS
Standard : ANSI96.1 or IEC 584-2
Size : 0.35mm*19
Conductor Material : Constantan
Application : Heating
0.35mm*19 twist J type thermocouple wire
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 Mechanical 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 |
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ANSI96.1 Heating J Type Thermocouple Cable With Constantan Conductor Images |