Diameter 0.3*3mm Chromel and Alumel Wire for Petroleum Industry

• Type: Bare
• Conductor Type: Solid
• Application: Overhead, Heating, Underground
• Conductor Material: Chromel and Alumel
• Material Shape: Round Wire
• Range of Application: Temperature Measurement
• Model NO.: K
• Certification: ISO9001, CE, RoHS
• Chemical Compositon: Nicr10 and Nisi3
• Kp: Chromel
• Kn: Alumel
• Temperature Range: -200~1200
• Samples: Available
• Types: Any Type Available
• Grade: I/II/III
• Transport Package: Roll/Wooden Case/or Other
• Specification: 0.2-3.2mm
• Trademark: UALLOY
• Origin: Zhejiang China
• HS Code: 75052200
• Production Capacity: a Ton/Week

Product Description

   

Alumel flat strip 0.1*4mm in bright surface for thermocouple plug

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 temperatures.

1. Chemical Composition
 

Material	Chemical composition (%)
	Ni	Cr	Si	Mn	Al
KP(Chromel)	90	10
KN(Alumel)	97		3

    

2. Physical properties and Mechnical properties

Material	Density(g/cm3)	Melting pointºC)	Tensile Strength (Mpa)	Volume resistivity (μΩ.cm)	Elongation rate (%)
KP(Chromel)	8.5	1427	>490	70.6(20ºC)	>10
KN(Alumel)	8.6	1399	>390	29.4(20ºC)	>15

 

3. EMF Value range at different temperature

Material	EMF value Vs Pt(μV)
	100ºC	200ºC	300ºC	400ºC	500ºC	600ºC
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