PYROTOOL M is an austenitic precipitation-hardenable nickel-base alloy designed for highly stressed parts operating at temperatures up to 1500 F (816 C). This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: Ni-160. Producer or source: Carpenter Technology Corporation.