Iron/Nickel Alloy Tube (Fe52/Ni48)

Iron/Nickel Alloy Tube (Fe52/Ni48) is characterized by excellent dimensional stability and resistance to thermal expansion, properties that stem from the near-equal distribution of iron and nickel. This balance provides high toughness, corrosion resistance, and sustained performance under fluctuating thermal and mechanical stresses. The alloy tube is widely used in industries such as petrochemicals, power generation, and advanced manufacturing, where its durability and resistance to stress corrosion cracking are crucial. Key applications include deep gas well tubing exposed to corrosive conditions, structural components in high-temperature furnaces, and precision-engineered assemblies for electronic and sensor housings. Research and innovation continue to leverage this alloy for developing seamless tubing with improved resistance to oxidation and stress failures, ensuring reliability in demanding operating environments. In industrial and scientific contexts, its value lies in delivering robust mechanical performance and thermal resilience, making it indispensable for mission-critical infrastructure and high-reliability applications.

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Tolerance

Properties

Reference & Citations

Health hazard/Hazardous to the ozone layer

Serious health hazard

each

Tolerances

Tube

Outside Diameter	=<2mm	±0.05mm
Outside Diameter	2mm - 5mm	±0.1mm
Outside Diameter	>5mm	±5%
Wall Thickness		±10%

Material Properties for Alloys

Mechanical Properties

Element	Value
Elongation at break( % )	<30
Modulus of elasticity( GPa )	248
Tensile strength( MPa )	450-550

Electrical Properties

Element	Value
Electrical resistivity( µOhmcm )	49
Temperature coefficient( K⁻¹ )	-

Thermal Properties

Element	Value
Maximum use temperature in air( C )	450
Melting point( C )	1450
Specific heat( J K⁻¹ kg⁻¹ )	502@23°C
Thermal conductivity( W m⁻¹ K⁻¹ )	16.7@23°C
Coefficient of thermal expansion( x10⁻⁶ K⁻¹ )	8.5@20-100°C