Alloy 660

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Alloy 660 / A-286 (UNS S66286) - Highly creep and corrosion resistant, precipitation hardening austenitic stainless steel

Alloy 660 is a perfect material choice for highly stressed components in gas turbines or engines. It is known for its high strength even at elevated temperatures.

Chemical Composition (Average %)

C Si Mn Cr Mo Ni V Ti Al B
0.05 0.25 1.50 15.00 1.30 25.30 0.30 2.10 0.25 0.005

 

 

Mechanical Properties
(Room Temperature; Condition : Precipitation Hardened)
For bar diameters up to 7.5":

Minimum Yiel Strength (ksi):    85

Tensile Strength (ksi):              130 - 170

 

Bohler pacific stock Alloy 660 bars in various diameters. Other shapes such as coils or plates can be enquired also.
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