Alloy MP159® Cobalt Bar - AMS 5842

Alloy 159® is a nickel based alloy in the multi-phase family of materials. This grade offers high strength, with good ductility and tension strength.  It has excellent resistance to crevice corrosion and is often used on corrosive environments.

Alloy 159® can perform well in environments up to 1100 Degrees F. Designed to meet the demands of turbine engine manufacturers, Alloy 159® is commonly found in aerospace fasteners.   

Contact us here for more information on available sizes of Alloy 159®.

 


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Standard Inventory Specifications

  • AMS 5842

Other industry standards we comply with:

  • GE Aircraft Engine (GT193)
  • GE Aviation S-SPEC-35 AeDMS S-400
  • RR SABRe Edition 2
  • PWA LCS
  • DFARS Compliant

Common Trade Names

  • MP159® (SPS Technologies)

Common Applications of Alloy 159®

  • Landing gears and bolt material
  • Solid rocket boosters
  • Jet engines
  • Chemical processing
  • Pulp and paper
  • Power generation equipment
  • Marine equipment

Chemical Composition

Chemical Composition of Alloy 159®
Element Percent by Weight
Co Cobalt 36.00%
Ni Nickel 25.00%
Cr Chromium 19.00%
Fe Iron 9%
Mo Molybdenum 7.00%
Ti Titanium 3.00%
Nb Columbium 0.60%
Al Aluminum 0.20%
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Physical Properties of Alloy 159®

 
Density  0.304lb/in³

 

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Mechanical Properties of Alloy 159®

Material

Condition

Tensile Strength MPA

Yield Strength MPA

Elongation %

Reduction of Area %

MP159

Annealed

843

398

60

69

Material

Condition

Tensile Strength MPA

Yield Strength MPA

Elongation %

Reduction of Area %

MP159

Annealed

843

398

60

69

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MP159® is a registered trademark of SPS Technologies.

*The technical data provided is for information only and not for design purposes. It is not warranted or guaranteed.