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Customized Multicore Thermocouple Cable 0.81mm AWG 20 Type K Compensating Cable

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China Ohmalloy Material Co.,Ltd certification
China Ohmalloy Material Co.,Ltd certification
I search for Nichrome plate long time, and successfully bought it from Ohmalloy material. OHMALLOY provide real good service in alloy service and can always help me in finding the correct resistance alloy.

—— Mike Harness

OHMALLOY can provie me only 1kg Kovar alloy wire 1.0mm with short time, that is really amazing. Thanks

—— Janey

Really professional in thermocouple wire and cable, what i want just can get from OHMALLOY

—— Chris

Enamelled Constantan 0.08mm, i never expect to get only 2kg of it. But OHMALLOY supply it to me with good quality. God Jesus! Such a reliable supplier from china

—— Aaron

Customized Multicore Thermocouple Cable 0.81mm AWG 20 Type K Compensating Cable


Large Image :  Customized Multicore Thermocouple Cable 0.81mm AWG 20 Type K Compensating Cable Get Best Price

Product Details:
Place of Origin: China(Shanghai)
Brand Name: OHMALLOY
Certification: ISO9001-2008
Model Number: K-HP-215
Payment & Shipping Terms:
Minimum Order Quantity: 100 meters
Price: negotiable
Packaging Details: 100m/spool, 305m/spool, 1000ft/spool, 1000m/spool
Delivery Time: 10 -15 days
Payment Terms: L/C, T/T, Paypal,, D/P, D/A
Supply Ability: 500000 meters per month
Detailed Product Description
Material: Chromel,Alumel Insulation: FEP.PVC. Fiberglass, PTFE, Silicon Rubber
Diameter: AWG 20 Color: ANSI Code, IEC Code, GB/T Standard
High Light:

thermocouple bare wire


thermocouple extension wire

0.81mm AWG 20 Type K Customized approval multicore thermocouple cable


Product Overviews

Type K Thermocouple Bare Wire


Type K( CHROMEL vs ALUMEL) is used in oxidizing, insert 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) 95   1-2 0.5-1.5 1-1.5


2.Physical properties and Mechnical properties

Material Density(g/cm3) Melting point(°C) Tensile Strength(Mpa) Volume resistivity(μΩ.cm) Elongation rate(%)
KP(Chromel) 8.5 1427 >490 70.6(20°C) >10
KN(Alumel) 8.6 1399 >390 29.4(20°C) >15


3.EMF Value range at different temperature

Material EMF value Vs Pt(μV)
100°C 200°C 300°C 400°C 500°C 600°C
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°C 800°C 900°C 1000°C 1100°C
22845-22999 26064-26246 29223-29411 32313-32525 35336-35548
6167-6247 7080-7160 7959-8059 8807-8907 9617-9737


Product Description


Type K Extension Cable Chromel / Alumel Material FEP insulation



1.Style:Extension Wire
2.Thermocouple copper wire
Thermocouple copper wire Classification
1. Thermocouple level (high temperature level). This type of thermocouple wire is mainly suitable for thermocouple type K, J, E, T, N and L and other high temperature detection instrument, temperature sensor, etc.
2. Compensating wire level (low temperature level). This type of thermocouple wire is mainly suitable for compensating cable and extension wire of various thermocouples of type S, R, B, K, E, J, T, N and L, heating cable, control cable and so on.

Thermocouple variety and index

Customized approval multicore thermocouple cable

3 . Dimensions and Tolerance of Fiberglass Insulated Thermocouple Wire

Dimensions / Tolerance mm ) : 4.0+-0.25

Color code & initial calibration tolerances for thermocouple wire:

Customized approval multicore thermocouple cable

Color Code & Initial Calibration Tolerance for Extension Wire:

Customized approval multicore thermocouple cableCustomized approval multicore thermocouple cable

Color reference:

Customized approval multicore thermocouple cable





Customized Multicore Thermocouple Cable 0.81mm AWG 20 Type K Compensating Cable 5



1. What's the minimum quantity customer can order?

If we have your size in stock, we can provide any quantity you want.

If we do not have, for spool wire, we can produce 1 spool, about 2-3kg. For coil wire, 25kg.


2. How can you pay for small sample amount?

We have account, wire transfer for sample amount also ok.


3. Customer do not have express account. How will us arrange the delivery for sample order?

Just need to provide your address information, we will check the express cost, you can arrange the express cost together with sample value.


4. What's our payment terms?

We can accept LC T/T payment terms, it also depending on delivery and total amount. Let's talk more in details after getting your detailed requirements.


5. Do you provide free samples?

If you want several meters and we have stock of your size, we can provide, customer need to bear the International express cost.


6. What's our working time?

We will give you reply through email/phone Online contact tool within 24 hours. No matter working day or holidays.

Contact Details
Ohmalloy Material Co.,Ltd

Contact Person: Kelly

Tel: +8613795230939

Send your inquiry directly to us