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Inconel 800 Pipes – Composition, Properties and Uses

Inconel 800 Pipes

Inconel 800 is a widely used material in various industrial applications, and it is often used in the form of pipes. Alloy 800 Pipe are made from a nickel-chromium alloy and possess several unique properties that make them suitable for use in various applications. This blog post will provide all the information you need about Incoloy 800 Seamless pipes, including their composition, physical and mechanical properties, uses, heat treatment, and corrosion resistance.


Inconel 800 Pipes Composition:

ASTM B407 Alloy 800 Pipe are made from a nickel-chromium alloy composed of nickel, iron, and chromium. Adding chromium to the alloy 800 enhances the material’s corrosion resistance, while nickel and iron provide strength and durability. The inconel 800 material also contains small amounts of carbon, aluminium, titanium, and copper, which increase the material’s strength and formability.

ASTM B407 UNS N08800 Pipes Physical Properties:

UNS N08800 pipes have unique physical properties, including high-temperature strength, good machinability, and thermal stability. The incoloy 800 can withstand high temperatures of up to 1100°C without losing its unique properties. The ASME SB 407 UNS N08800 pipes has excellent thermal stability, making it ideal for applications where exposure to high temperatures is unavoidable.

Properties Metric Imperial
Density 7.94 gm/cm3 0.287 lb/in3

ASTM B407 Alloy 800 Pipe Mechanical Properties:

Alloy 800 Seamless Pipe possess excellent mechanical properties, making them suitable for various industrial applications. The ASME SB 407 pipes has high tensile strength, good flexibility, and low creep rates, which make 1.4876 Pipe suitable for use in applications that require high strength, such as gas turbine components, heat exchangers, and furnace muffles.

Properties Metric Imperial
Tensile strength(annealed) 600 MPa 87 ksi
Yield strength(annealed) 275 MPa 39.9 ksi
Elongation at Break 45% 45%

Inconel 800 Pipes Thermal Properties

Thermal Properties Metric English Comments
CTE, linear 14.4 µm/m-°C
@Temperature 20.0 – 100 °C
8.00 µin/in-°F
@Temperature 68.0 – 212 °F
Specific Heat Capacity 0.460 J/g-°C 0.110 BTU/lb-°F
Thermal Conductivity 11.5 W/m-K 79.8 BTU-in/hr-ft²-°F
Melting Point 1357 – 1385 °C 2475 – 2525 °F
Solidus 1357 °C 2475 °F
Liquidus 1385 °C 2525 °F

Incoloy 800 Welded Pipes Uses:

Incoloy Alloy 800 pipes find use in various industrial applications, including chemical processing, aerospace, power generation, and petrochemical industries. Incoloy 800 Polished Pipes high-temperature strength makes it ideal for gas turbine components, heat exchangers, and furnace muffles. Additionally, the inconel 800 material’s resistance to corrosion makes it suitable for use in chemical processing and petrochemical plants.

ASME SB 407 UNS N08800 Pipes Heat Treatment:

ASTM B407 Alloy 800 Pipe undergo several heat treatment processes to enhance their properties further. The annealing process involves heating the material at a high temperature, followed by slow cooling, which relieves stress and enhances the material’s formability. The ASTM B407 UNS N08800 material can also undergo cold working, which involves shaping it at a low temperature to increase its strength and durability.

1.4876 Alloy Pipe Corrosion Resistance:

Welded Pipe Incoloy 800 have excellent corrosion resistance, making them ideal for harsh environments. The ASTM B407 Pipe resistance to oxidation and carburization makes it suitable for use in high-temperature applications. In contrast, Alloy 800 Seamless Pipe resistance to sulfur and saltwater makes it ideal for use in chemical processing and petrochemical industries.



Thanks to Incoloy UNS N08800 Pipes unique properties, Inconel 800 pipes are a vital component in various industrial applications. Alloy 800 nickel, iron, and chromium composition, combined with small amounts of carbon, aluminium, titanium, and copper, provides them with high-temperature strength, good formability, and excellent corrosion resistance. Understanding the physical and mechanical properties of  UNS N08800 Pipes is crucial in selecting the right material for your application. With proper heat treatment and handling, Inconel 800 pipes can provide exceptional performance and durability in various industrial applications.

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