ThePipingMart Blog Grades AMS 5587 Hastelloy Alloy – Composition, Properties and Uses

AMS 5587 Hastelloy Alloy – Composition, Properties and Uses

AMS 5587

If you’re in the engineering industry or aeronautics-related field, you’ve probably heard of AMS 5587. But what is it, and why is it crucial? In this blog post, we will dive deep into everything you need to know about AMS5587, from its composition to heat treatment processes.

What is AMS 5587?

AMS 5587 (also known as Hastelloy X) is a nickel alloy tubing specification used in high-temperature applications. This tubing is incredibly resistant to corrosion and oxidation, making it a popular choice in aerospace and chemical processing industries. It’s also known for its excellent strength and durability, making it a reliable component for challenging environments.

What Form Is AMS 5587 Available at Piping Mart?

  • Bars
  • Nuts
  • Bolts
  • Screws
  • Washer
  • Fastener
  • Stud Bolts
  • Sheet Plates

AMS 5587 Composition

AMS 5587 is a corrosion-resistant nickel-chromium alloy known as Inconel 617. This alloy comprises approximately 58% nickel, 22% chromium, 12% cobalt, and traces of other elements such as molybdenum, titanium, and aluminium.

Element Content (%)
Cr, Chromium 20.5-23
Fe, Iron 17-20
Mo, Molybdenum 8-10
Mn, Manganese 1 max
Si, Silicon 1 max
Ti, Titanium 0.15 max
Co, Cobalt 0.5-2.5
Al, Aluminum 0.5 max
Cu, Copper 0.5 max
C, Carbon 0.05-0.15
P, Phosphorus 0.04 max
S, Sulfur 0.03 max
W, Tungsten 0.2-1
B, Boron 0.008 max
Ni, Nickel Remainder

AMS 5587 Physical Properties

The physical properties of AMS 5587 make it a highly desirable material for high-temperature applications. It possesses a high melting point of 2,550°F (1,400°C), a high density of 8.4 g/cm³, and a modulus of elasticity of 29.5 x 10⁶ psi.

Properties Metric Imperial
Density 8.220 g/cm³ 0.297 lb/in³
Melting point 1316°C 2400°F

AMS 5587 Mechanical Properties

AMS 5587 is known for its excellent mechanical properties, such as high strength, good ductility, and low creep rates. It has a yield strength of 48 ksi, a tensile strength of 117 ksi, and an elongation of 32%. Moreover, this alloy exhibits good fatigue properties and excellent resistance to oxidation and carburization.

Properties Metric Imperial
Tensile strength 755 MPa 109.5 Ksi
Yield strength 385 MPa 55.9 Ksi
Elastic modulus 205 GPa 29.8 psi
Reduction of area 22% 22%
Hardness, Rockwell B (converted from Brinell hardness) 87 87

AMS 5587 Equivalent

AISI 680 AMS 5587 AMS 5754 ASTM B435 ASTM B572
AMS 5588 AMS 5536 AMS 5798 ASTM B619 ASTM B366
ASTM B622 ASTM B626 PWA 1038 DIN 2.4665 DIN 2.4603
GE B50A436 GE B50A463 GE B50T83A GE B50TF24 GE B50TF25
GE B50TF31

AMS 5587 Uses

AMS 5587 fasteners is widely used in the aerospace industry for its excellent resistance to high-temperature environments and corrosion. It is used in combustion cans, transition liners, and other hot gas path components in gas turbine engines. In addition to this, it is also used in nuclear reactors, chemical processing plants, and heat treatment furnaces.

AMS 5587 Hardness

AMS 5587 has a typical hardness level of 22 HRC. However, heat treatment can further strengthen it to increase its hardness and mechanical properties.

AMS 5587 Heat Treatment

Heat treatment plays a pivotal role in shaping AMS 5587’s mechanical properties. Solution annealing, which involves heating the alloy to 2,100°F (1,149°C) and cooling it rapidly, is commonly used to strengthen this alloy. Post-weld heat treatment also prevents stress corrosion cracking in the welded area.


AMS 5587 material also known as Inconel 617, is a highly desirable material for high-temperature environments due to its excellent mechanical properties and corrosion resistance. Its vast range of applications in aerospace, chemical processing plants, heat treatment furnaces, and nuclear reactors has made it an essential material in the engineering industry. Understanding its composition, physical and mechanical properties, hardness, and heat treatment processes is crucial to ensure optimal performance and longevity in demanding environments.

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