N-A-X AC 9115 is a low-carbon low-alloy steel having good strength, toughness, and stability before and after welding, at both high and low temperatures. It is recommended for use in gas turbines and allied applications. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as creep. It also includes information on high temperature performance as well as forming, heat treating, machining, and joining. Filing Code: SA-11. Producer or source: Great Lakes Steel Corporation.