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Inconel 600 Pipes – Composition, Properties and Uses

Inconel 600 Pipes

Inconel 600 is a popular alloy known for its remarkable resistance to extreme temperatures, corrosion, and mechanical stress. It comprises nickel and chromium with added iron, making it ideal for high-strength and durability applications. One of the most common uses of this versatile alloy is in the manufacturing of pipes. In this blog post, we’ll explore the composition, physical and mechanical properties, manufacturing process, heat treatment, corrosion resistance, and uses of Inconel 600 pipes.


Inconel 600 Pipes Composition

Inconel 600 welded pipe comprise nickel and chromium with added iron, silicon, carbon, and other trace elements. The alloy is highly resistant to oxidation and corrosion, making it ideal for use in extreme environments. The nickel content in Inconel 600 pipes ranges from 72% to 76%, providing excellent resistance to heat, corrosion, and stress. Adding chromium (up to 15%) and iron (up to 10%) gives the alloy superior high-temperature strength and flexibility.

Grade C Mn Si S Cu Fe Ni Cr
Inconel 600 0.15 max 1.00 max 0.50 max 0.015max 0.50 max 6.00 – 10.00 72.00 min 14.00 – 17.00

Inconel 600 Pipes Physical and Mechanical Properties

Inconel 600 square pipe are known for their exceptional physical and mechanical properties. The alloy possesses a density of 8.47 g/cm³, a melting point of 1370°C (2500°F), and a thermal conductivity of 9.9 W/mK at room temperature. The thermal expansion coefficient of Inconel 600 pipes is 13.3 µm/m-°C. The mechanical properties of the alloy are equally impressive, as it has a tensile strength of 550-680 MPa, yield strength of 240-310 MPa, and an elongation of 30-40%.

Element Density Melting Point Tensile Strength Yield Strength (0.2%Offset) Elongation
Inconel 600 8.47 g/cm3 1413 °C (2580 °F) Psi – 95,000 , MPa – 655 Psi – 45,000 , MPa – 310 40 %

Inconel 600 Pipes Heat Treatment

The heat treatment process of Inconel 600 seamless pipes involves annealing, typically carried out at temperatures between 1100°C to 1200°C for one hour. This heat treatment process helps improve the alloy’s flexibility and toughness, making it easier to fabricate and weld.

Inconel 600 Pipes Corrosion Resistance

Alloy 600 pipes are highly corrosion-resistant in several environments, including organic and inorganic substances. The alloy is immune to chloride stress corrosion cracking and is resistant to oxidation, carburization, and nitriding. Inconel 600 pipes are also used in applications requiring high-temperature sulfidation resistance.

Inconel 600 Pipes Equivalent

Inconel 600 2.4816 N06600 NCF 600 NA 13 МНЖМц 28-2,5-1,5 NC15FE11M NiCr15Fe

Inconel 600 Pipes Uses

ASTM B167 pipe are widely used in various industries that require high-temperature and corrosion-resistant materials. These pipes are commonly used in chemical processing equipment, nuclear power plants, aerospace applications, and furnace components. In addition, the alloy is also used in the production of heat exchangers, boilers, and oil and gas exploration equipment.



ASME SB167 UNS N06600 have a unique combination of physical and mechanical properties, making them perfect for applications requiring high-temperature and corrosion-resistant materials. The alloy’s composition, physical and mechanical properties, heat treatment, corrosion resistance, and uses make it an excellent choice for various industries. The versatility and durability of Inconel 600 pipes have made them popular for many applications requiring extreme conditions.

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