Ohmalloy Material Co.,Ltd
                                                                                                           
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TPX TNX Copper Constantan Extension Bare Thermocouple Type T Wire

Price Negotiable
MOQ: 20KG
Delivery Time: 5-18 working days after payment confirmed
Brand: OHMALLOY/OEM
Product Description

TPX TNX Copper Constantan Theremocpuple Extension Bare Wire 100℃ Class 1 Accuracy

 

TYPE T (Copper vs Constantan) is used or service in oxidizing, inert or reducing atmospheres or in vacuum. It is highly resistant to corrosion from atmospheric moisture and condensation and exhibits high stability at low temperatures. It is the only type with limits of error guaranteed for cryogenic temperatures.

 

1. Chemical Composition

 

Material Chemical composition (%)
Ni Cr Cu Mn Al
TP(Copper)     100    
TN(Constantan) 45   55    

2. Physical properties and Mechnical properties

 

 

 

Material

 

 

Density(g/cm3)

 

Melting point(℃)

 

Tensile Strength(Mpa)

 

Volume resistivity(μΩ.cm)

 

Elongation rate (%)

TP(copper) 8.9 1084 >196 1.71(20℃) >30
TN(Constantan) 8.8 1220 >390 49.0(20℃) >25

 

3. EMF Value range at different temperature

 

Material EMF value Vs Pt(μV)
-196℃ -79℃ 100℃ 150℃ 200℃ 250℃
TP(Copper) -212 -332 761~785 1263~1287 1825~1849 2450~2474
TN(Constantan) -5327 -2426 3493~3517 5412~5448 7420~7582 9507~9595

 

EMF value Vs Pt(μV)
300℃ 350℃ 400℃ 500℃ 600℃
3137~3161 3880~3904      
11655~11771 13864~13988      

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Company Ohmalloy Material Co.,Ltd
Location Room 311, No.1211, Mudanjiang Road, Baoshan district, Shanghai
Contact Person Qiu

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