0.3mm Type J Iron-Copper Nickel Thermocouple bar alloy Wire for electric insluated cable JP JN (Type K/N/J/T/E) / copper/ hdmi Extension wire
Product Description
Type J Thermocouple is frequently used for its low cost and high EMF It can be used in oxidizing conditions up to 760°C. For higher temperatures, it is recommended to use large wire diameters.
Type J thermocouple is suitable for oxidizing, reducing inert atmosphere or vacuum.
Product Parameters
1.Chemical composition and mechanical properties
| Product |
Chemical Composition/% |
Density (g/cm3) |
Melting point
(ºC) |
Resistivity
(μΩ.cm) |
Tensile Strength
(Mpa) |
| Fe |
Cu |
Ni |
| JP(+) Pure Iron |
100 |
- |
- |
7.8 |
1402 |
12 |
≥240 |
JN(-)
Copper Nickel |
- |
55 |
45 |
8.8 |
1220 |
49 |
≥390 |
2.Maximum operating temperatures
Alloy wire
Dia/mm |
The long-term operating
temperatures/°C |
The short-term operating
temperatures/°C |
| 0.3,0.5 |
300 |
400 |
| 0.8,1.0,1.2 |
400 |
500 |
| 1.6,2.0 |
500 |
600 |
| 2.5,3.2 |
600 |
750 |
3.Couple JP/JN EMF reference table (μV)
Operating
temperatures/°C |
Nominal value of
thermoelectric EMF |
Level I |
| Tolerance |
Range of EMF |
| 100 |
5 269 |
±82 |
5 187-5 351 |
| 200 |
10 779 |
±83 |
10 696-10 862 |
| 300 |
16 327 |
±83 |
16 244-16 410 |
| 400 |
21 848 |
±88 |
21 760-21 936 |
| 500 |
27 393 |
±112 |
27 281-27 505 |
| 600 |
33 102 |
±140 |
32 962-33 242 |
| 700 |
39 132 |
±174 |
38 958-39 306 |
| 750 |
42 281 |
±192 |
42 089-42 437 |
| 760 |
42 919 |
±194 |
42 725-43 113 |
Our production as per norm GB/T 2614-2010,ASTME230,IEC6584.For further information or special request, please contact us.
Detailed Photos
Company Profile
FAQ
Q1.What is the nature of the company?
A: We are a production enterprise, our company has its own factory.
Q2. What is the MOQ of an order of your company?
A: Our company's MOQ is 100 kg for each type of product.
Q3.Can I get a sample before mass production ?
A: Sample is free,the shipping cost of the sample is paid by the customer .
Q4.How long is the mass production cycle of product?
We will end the production within 15-20 days after receiving the deposit.
Q5.What payment method does your company support?
A: We can accept T/T, L/C ,you can choose the one which the most convenient or most effective for you .
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