ThePipingMart Blog Grades AMS 5582 Nickel Alloy – Composition, Properties, and Uses

AMS 5582 Nickel Alloy – Composition, Properties, and Uses

AMS 5582

It is a nickel-based alloy that falls under the category of precipitation-hardening alloys. This material is used in extreme environments that require high strength and resistance to corrosion. This blog post will discuss everything about this exceptional material, including its composition, physical and mechanical properties, uses, hardness, and heat treatment.

What is AMS 5582?

AMS 5582 is also known as Inconel X-750, a brand name for this alloy. It is manufactured according to the specifications set by the Aerospace Materials Specification (AMS). It is widely used in various industries due to its excellent temperature and corrosion resistance.

What Form is AMS 5582 Available at Piping Mart?

  • Bar
  • Nuts
  • Bolts
  • Washers
  • Screws
  • Fasteners
  • Stud Bolts
  • Sheet Plates

AMS 5582 Composition

AMS 5582 is a nickel-based alloy composed of 50.0% nickel, 18.6% chromium, 3.16% molybdenum, 5.13% columbium/tantalum, 0.90% titanium, 0.50% aluminium, and 0.04% carbon. The alloy also includes boron, copper, iron, manganese, phosphorus, silicon, and sulfur traces. This combination of elements provides AMS 5582 with corrosion resistance, strength, and durability.

Element Min % Max %
C 0.08
Mn 1.00
Si 0.50
S 0.01
Cr 14.00 17.00
Ni 70.00
Nb/Cb 0.70 1.20
Ti 2.25 2.75
Al 0.40 1.00
Fe 5.00 9.00
Co 1.00
Ta 0.05
Cu 0.50

AMS 5582 Physical Properties

AMS 5582 has a density of 8.19 g/cm3. Its melting point is at 1260°C, and it has a coefficient of thermal expansion of 13.6 μm/m°C. This material is highly resistant to thermal shock and fatigue due to its excellent thermal conductivity.

Density (lb / cu. in.) 0.298
Specific Gravity 8.25
Specific Heat (Btu/lb/Deg F – [32-212 Deg F]) 0.103
Electrical Resistivity (microhm-cm (at 68 Deg F)) 731
Melting Point (Deg F) 2575
Thermal Conductivity 83
Mean Coeff Thermal Expansion 7
Magnetic Permeability 1
Modulus of Elasticity Tension 31
Reduction of Area 42

AMS 5582 Mechanical Properties

AMS 5582 has impressive mechanical properties, such as high tensile strength, yield strength, and elongation. The material has a tensile strength of 1350 MPa, yield strength of 1230 MPa, and an elongation of 12%. The alloy also has a high fatigue strength, especially at high temperatures, making it ideal for turbine engine applications.

AMS 5582 Uses

AMS 5582 is widely used in the aerospace, chemical processing, and energy industries. It is used in gas turbine engines, rocket motors, cryogenic tanks, and nuclear reactors due to its high strength and resistance to corrosion and extreme temperatures. The material is also used in aircraft parts, such as engine thrust reversers, exhaust systems, and airframe components, due to its excellent fatigue and stability at high temperatures.

AMS 5582 Hardness

The hardness of AMS 5582 is measured through a Rockwell hardness test. The material has a hardness range of between 20 to 29 HRC. It is essential to note that this value may vary depending on the alloy’s heat treatment.

AMS 5582 Heat Treatment

AMS 5582 is heat-treatable and can be hardened through a specific heat treatment process. The material is heated to around 980 to 1100°C and quenched rapidly in water or oil. This process creates a supersaturated solid solution that is strengthened through a precipitation process upon ageing.


AMS 5582 material is a nickel-based alloy with impressive properties that make it ideal for extreme environments. Its high strength, resistance to corrosion and extreme temperatures, and excellent mechanical properties make it a preferred choice in various industries. If you are looking for a material that can withstand harsh conditions, AMS 5582 is the way to go.

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