Fe/CuNi Type J Thermocouple Alloy Bare Wire

Product Details
Customization: Available
Classification: J Type
Model No.: J

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ISO 9001, ISO 9000, ISO 14001, ISO 14000, QC 080000
OEM/ODM Availability
Yes
  • Fe/CuNi Type J Thermocouple Alloy Bare Wire
  • Fe/CuNi Type J Thermocouple Alloy Bare Wire
  • Fe/CuNi Type J Thermocouple Alloy Bare Wire
  • Fe/CuNi Type J Thermocouple Alloy Bare Wire
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  • Overview
  • Product Description
  • Product Parameters
Overview

Basic Info.

Model NO.
Type J Thermocouple Wire
Range of Application
Heating, Temperature Measurement
Positive Pole
Pure Iron
Material Shape
Round Wire
Certification
ISO9001, RoHS
Diameter
0.2-3.2mm
Negative Pole
Copper Nickel
Transport Package
Plywood Cases
Specification
3.2/2.5/2.0/1.29/0.813/0.5/0.3/0.2mm
Trademark
HUONA
Origin
Shanghai
HS Code
7505220000
Production Capacity
3000 Tons/Year

Product Description

 
Fe/CuNi Type J Thermocouple Alloy Bare 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

Fe/CuNi Type J Thermocouple Alloy Bare Wire

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