Specifications
Brand Name :
OHMALLOY
Model Number :
SP-EX-BW
Certification :
ISO9001:2018
Place of Origin :
China
MOQ :
50KG
Payment Terms :
L/C, T/T, Western Union, MoneyGram,Paypal
Supply Ability :
10 Tons per Month
Delivery Time :
7-25 working days after payment confirmed
Packaging Details :
Spool+Plywood case
Name :
Type E Chromel Constantan Thermocouple Bare Wire
Conductor Material :
Chromel Constantan(Ni90Cr10,Cu55Ni45)
Type :
Type E Thermocouple Bare wire
Wire Size Range :
0.08-12mm
Accuracy :
Class 1
Surface :
Bright or Oxidized
Package :
Spool or Coil
Description

TYPE E (CHROMEL vs Constantan) may be used in oxidizing, inert or dry reducing atmospheres, or for short periods of time under vacuum. Must be protected from sulfurous and marginally oxidizingatmospheres. Produces the highest EMF per degree o any standardized thermocouple.

1. Chemical Composition

Material Chemical composition (%)
Ni Cr Cu Mn Al
EP(Chromel) 90 10
EN(Constantan) 45 55

Constantan Thermocouple Bare Wire

2. Physical properties and Mechanical properties

Material

Density(g/cm3)

Melting point℃)

Tensile Strength(Mpa)

Volume resistivity(μΩ.cm)

Elongation rate (%)

EP(Chromel) 8.5 1427 >490 70.6(20℃) >25
EN(Constantan) 8.8 1220 >390 49.0(20℃) >25

3. EMF Value range at different temperature

Material EMF value Vs Pt(μV)
100℃ 200℃ 300℃ 400℃ 500℃ 600℃
KP(Chromel) 2769~2859 5921~6019 9272~9374 12709~12819 16144~16282 19537~19699
EN(Constantan) 3499~3561 7389~7513 11647~11779 16109~16255 20699~20885 25362~25588

EMF value Vs Pt(μV)
700℃ 800℃ 900℃ 1000℃ 1100℃
22859~23043 26102~26308
30030~30292 34664~34960
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Constantan Thermocouple Bare Wire

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Brand Name :
OHMALLOY
Model Number :
SP-EX-BW
Certification :
ISO9001:2018
Place of Origin :
China
MOQ :
50KG
Payment Terms :
L/C, T/T, Western Union, MoneyGram,Paypal
Contact Supplier
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Constantan Thermocouple Bare Wire
Constantan Thermocouple Bare Wire
Constantan Thermocouple Bare Wire
Constantan Thermocouple Bare Wire

Ohmalloy Material Co.,Ltd

Verified Supplier
10 Years
shanghai, shanghai
Since 2008
Business Type :
Manufacturer, Distributor/Wholesaler, Exporter, Trading Company
Total Annual :
4000000-6000000
Employee Number :
20~50
Certification Level :
Verified Supplier
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