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0.05mm Type K Thermocouple Wire KP / KN Bright For Gas Thermocouple

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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

0.05mm Type K Thermocouple Wire KP / KN Bright For Gas Thermocouple

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Large Image :  0.05mm Type K Thermocouple Wire KP / KN Bright For Gas Thermocouple Get Best Price

Product Details:
Place of Origin: shanghai
Brand Name: Ohmalloy/OEM
Model Number: SP-KPW005B
Payment & Shipping Terms:
Minimum Order Quantity: 600 meters
Price: USD 0.5-5.0/meter
Packaging Details: Spool+paper case + wooden case/plastic packing+papre case+ wooden box outside
Delivery Time: 5-8 working days after payment confirmed
Payment Terms: L/C, T/T, , MoneyGram,Paypal
Supply Ability: 10000 meter/day
Detailed Product Description
Product Name: Type K Thermocouple Bare Wire Color: Bright
Application: Temperature Measurement Material: KP: Chromel KN: Alumel
Feature: High Accuracy/High Temperature Size: 0.05mm
Accuracy Class: Class I
High Light:

thermocouple bare wire


thermocouple extension wire

Type K Thermocouple Wire Dia0.05mm for Gas Thermocouple Application KP/KN Bright

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 temperature.


1. Product Details




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






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



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


2. Size Range Reference

Alloys Name

Type Dimension
SP-KPW005BW Wire D=0.03mm~8mm
SP-KPW005BR Ribbon W=0.4~40 T=0.03~2.9mm
SP-KPW005BS Strip W=8~250mm T=0.1~3.0
SP-KPW005BF Foil W=6~120mm T=0.003~0.1
SP-KPW005BB Bar Dia=8~100mm L=50~1000


4. Our Service


0.05mm Type K Thermocouple Wire KP / KN Bright For Gas Thermocouple 0




5. Questions and Answers


Q1:How can I contact with your company?

A1:We have multiple communication channels : Tel/ :+86-15826530281


Q2:Do you provide free samples?

A2:Yes,we can provide free samples for your testing,but buyer should bear the shipping costs.


Q3:What is your payment terms?

A3:30% in advance,balance after receiving the copy of B/L. T/T,L/C,,Paypal is OK.


Q4:What is your lead time?

A4:On normal condition,the lead time is 7 days after the payment. Special order or quantity is subject to the negotiation.



Q5:What is your working time?

A5: Monday to Firday: 9:00-12:00,13:30-17:30, rest in weekend.

0.05mm Type K Thermocouple Wire KP / KN Bright For Gas Thermocouple 1

Contact Details
Ohmalloy Material Co.,Ltd

Contact Person: Sparrow

Tel: +8617301606058

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