Haynes 25

Catalog : Haynes 25

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Haynes 25

HAYNES® 25 alloy (UNS R30605) is a cobalt-nickel- chromium-tungsten alloy that combines excellent high-temperature strength with good resistance to oxidizing environments up to 1800°F (980°C) for prolonged exposures, and excellent resistance to sulfidation. It can be fabricated and formed by conventional techniques, and has been used for cast components. Other attractive features include excellent resistance to metal galling.

%Chemical Composition

C Si Mn W Mo Cr Fe Ni Co
0.1 (max) 0.4 1.5 15 (max) 1 20 (max) 3 10 Balance

Density & Melting Point

Melting Point (Celsius) Density
1410 (g/cm) 9.13


Hardness (HRBW) Form
97 Sheet
99 Plate
98 Bar


AMS 5537 Sheet, Plate & Strip
AMS 5759
Billet, Rod & Bar
AMS 5797 Coated Electrodes
AMS 5796 Bare Welding Rods & Wire
AMS 5759 Forgings


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