Waspaloy® Round Bar - AMS 5708

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Waspaloy® round bar - AMS 5708 (Type 2 is capable of AMS 5709) is a nickel-based alloy containing chromium and cobalt typically used in aircraft fasteners where high strength up to 1500° F and oxidation resistance up to 1750° F is required. Waspaloy® round bar is multiple melted, usually with either a vacuum induction melt (VIM) followed by a vacuum arc remelt (VAR), or a vacuum induction melt (VIM) followed by an electroslag remelt (ESR).


Waspaloy® 5708 Inventory Size Ranges

Bar

0.218" - 1.010"

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Standard Inventory Specifications

  • UNS NO7002
  • AMS 5708 Type 2
  • AMS 5709 (Capable of)

Other industry standards we comply with:

  • PWA LCS 
  • S1000 / S-SPEC-1
  • GE Aviation S-SPEC-35 AeDMS S-400
  • RR SABRe Edition 2
  • Fairchild MS305
  • DFARS Compliant
  • EN 2.4654

Common Trade Names

  • Waspaloy®

Common Applications of Waspaloy® 5708

  • Aerospace fasteners
  • Jet engine components
  • Missile components
Chemical Composition of Waspaloy® 5708
Element Percent by Weight
C Carbon 0.02 - 0.10%
Mn Manganese 0.10% max
Si Silicon 0.15% max
P Phosphorous 0.015% max
S Sulfur 0.015% max
Cr Chromium 18.00 - 21.00%
Co Cobalt 12.00 - 15.00%
Mo Molybdenum 3.50 - 5.00%
Ti Titanium 2.75 - 3.25%
Al Aluminum 1.20 - 1.60%

Physical Properties of Waspaloy® 5708

   
Melting Range 2,425 to 2,565 ºF (1,329 to 1,407 ºC)

Mechanical Properties of Waspaloy Round Bar 5708

   
Hardness  BHN 302 max  / Rockwell C 34-44
Density 0.296 lbs/in3, 8.19 g/cm3

 

 


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

Waspaloy® is a registered trademark of Pratt & Whitney, a United Technologies Company