Lnx Lpx Chromel Copel Russia Standard Type L Thermocouple Extension Bare Wire Class 1

• Purity: 90%
• Alloy: Alloy
• Type: Nickel Wire
• Powder: Not Powder
• Name: Type L Thermocouple Extension Bare Wire
• Shape: Round Wire
• Model NO.: SP-L
• Accuracy: Class 1
• Surface: Bright
• Package: Coil+Plywood Case
• Transport Package: Coil+Plywood Case
• Specification: 8AWG / 16 AWG / 20 AWG
• Trademark: OHMALLOY/OEM
• Origin: China
• HS Code: 75052200
• Production Capacity: 30 Tons Per Month

Product Description

 

LNX LPX Chromel Copel Russia Standard Type L Thermocouple Extension Bare Wire Class 1

 

TYPE L (CHROMEL vs Copel) 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 oxidizing atmospheres. Produces the highest EMF per degree o any standardized thermocouple.

 

1. Chemical Composition

 

Material	Chemical composition (%)
	Ni	Cr	Cu	Mn	Al
LP(Chromel)	90	10
LN(Copel)	44		Bal	0.5-1

 

 

2. Physical properties and Mechnical properties

Material	Density(g/cm^3)	Melting pointºC)	Tensile Strength(Mpa)	Volume resistivity(μΩ.cm)	Elongation rate (%)
LP(Chromel)	8.5	1427	>490	70.6(20ºC)	>25
LN(Copel)	8.8	1220	>390	49.0(20ºC)	>25

 

3. EMF Value range at different temperature

 

Material	EMF value Vs Pt(mV)
	100ºC	200ºC	300ºC	400ºC	500ºC
LP(Chromel)	6.750~6.970	14.436~14.678	22.711~22.967	31.348~31.628	40.116~40.468
LN(Copel)

 

EMF value Vs Pt(μV)
600ºC	700ºC	800ºC	1000ºC	1100ºC
48.887~49.309	57.612~58.100	66.200~66.738