Incoloy alloy 945 is designated as UNS N09945.
The alloy is approved for use in oil and gas applications by NACE MR0175 / ISO 15156-3 up to NACE level VII and to level VI-450ºF.
Nickel ………………………………………..…..45.0-55.0
Chromium ..…………………………………….19.5-23.0
Iron ……………….………………………………Balance
Molybdenum …….……………………………3.0-4.0
Niobium .………………………………………2.5-4.5
Copper …………………………………………1.5-3.0
Titanium ….…………………………………..0.5-2.5
Aluminum ….……………………………….0.01-0.7
Manganese …………………………………1.0 max.
Silicon …..…………………………………..0.5 max.
Sulfur …..………………………………….0.03 max.
Phosphorous .………………………….0.03 max.
Carbon …..…………………………………0.005 to 0.04