Cr30Ni70 Resistance Wire YESOM ALLOY

Round Wire: 0.05mm-10mm

Flat Wire(Ribbon): Thickness 0.1mm-1.0mm, width 0.5mm-5.0mm

Other sizes are available upon your request.

Carbon Content: Low Carbon

Condition: Bright, Annealed

Special Use: for Industrial Furnace and Heaters

Transport Package: in Coils,Paper or Woven Bags, Wooden case

Main Characteristics of Ni-Cr and Ni-Cr-Fe Electric Heating Alloys

Alloy Nomenclature Performance		Cr20Ni80	Cr30Ni70	Cr15Ni60	Cr20Ni35	Cr20Ni30
Main Chemical Composition	Ni	Rest	Rest	55-61	34-37	30-34
	Cr	20-23	28-31	15-18	18-21	18-21
	Fe	≤1.0	≤1.0	Rest	Rest	Rest
Max. continuous service temp. of element		1200	1250	1150	1100	1100
Resistivity at 20ºC (μΩ·m)		1.09	1.18	1.12	1.00	1.04
Density (g/cm 3 )		8.40	8.10	8.20	7.90	7.90
Thermal conductivity (KJ/m·h·ºC)		60.3	45.2	45.2	43.8	43.8
Coefficient of lines expansion (α×10 -6 /ºC)		18.0	17.0	17.0	19.0	19.0
Melting point (approx.) (ºC)		1400	1380	1390	1390	1390
Elongation at rupture (%)		>20	>20	>20	>20	>20
Micrographic structure		Austenlte	Austenlte	Austenlte	Austenlte	Austenlte
Magnetic properties		Nonmagnetic	Nonmagnetic	Weak Magnetic	Weak Magnetic	Weak Magnetic

Cr30Ni70 Resistance Wire