901

UNS #N09901

901 is a chromium-nickel-iron base superalloy designed for high strength and corrosion resistance in the temperature range of 1000-1400°F (538-760°C). It is hardened by the precipitation of nickel, titanium, and aluminum compounds of the Ni3 (Al, Ti) type.

Type Analysis

Carbon (Maximum) 0.1%
Silicon (Maximum) 0.6%
Nickel (Nominal) 40.00 - 45.00%
Titanium (Nominal) 2.35 - 3.10%
Manganese (Maximum) 1%
Chromium (Nominal) 11.00 - 14.00%
Molybdenum (Nominal) 5.00 - 7.00%
Iron (Maximum) Balance%
Aluminum (Maximum) 0.35%
Copper (Maximum) 0.5%
Boron (Maximum) 0.010 - 0.020%

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