Product Details
Place of Origin: SHANGHAI
Brand Name: TANKII
Certification: ISO9001-2008
Model Number: K, J, E, T, N
Payment & Shipping Terms
Minimum Order Quantity: 5KG
Price: Negotiation
Packaging Details: ON SPOOL OR IN COILS
Supply Ability: 10MT/MONTH
Type K Ribbon 0.5mm*10mm Bare Wire Thermocouple , 50mm Chromel Alumel Strip
TYPE K (CHROMEL vs ALUMEL ) is used in oxidizing, inert or dry reducing atmospheres. Exposure to vacuum limited to short time periods. Must be protected from sulfurous and marginally oxidizing atmospheres. Reliable and accurate at high temperatures.
1. Chemical Composition
|
Material |
Chemical composition (%) |
||||
|
Ni |
Cr |
Si |
Mn |
Al |
|
|
KP(Chromel) |
90 |
10 |
|
|
|
|
KN(Alumel) |
97 |
|
3 |
|
|
2. Physical properties and Mechnical properties
|
Material |
Density(g/cm3) |
Melting point℃) |
Tensile Strength (Mpa) |
Volume resistivity (μΩ.cm) |
Elongation rate (%) |
|
KP(Chromel) |
8.5 |
1427 |
>490 |
70.6(20℃) |
>10 |
|
KN(Alumel) |
8.6 |
1399 |
>390 |
29.4(20℃) |
>15 |
3. EMF Value range at different temperature
|
Material |
EMF value Vs Pt(μV) |
|||||
|
100℃ |
200℃ |
300℃ |
400℃ |
500℃ |
600℃ |
|
|
KP(Chromel) |
2816~2896 |
5938~6018 |
9298~9378 |
12729~12821 |
16156~16266 |
19532~19676 |
|
KN(Alumel) |
1218~1262 |
2140~2180 |
2849~2893 |
3600~3644 |
4403~4463 |
5271~5331 |
|
EMF value Vs Pt(μV) |
||||
|
700℃ |
800℃ |
900℃ |
1000℃ |
1100℃ |
|
22845~22999 |
26064~26246 |
29223~29411 |
32313~32525 |
35336~35548 |
|
6167~6247 |
7080~7160 |
7959~8059 |
8807~8907 |
9617~9737 |
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