Allegheny Ludlum AL 825 alloy is a nickel-iron-chromium-molybdenum-copper alloy with superior corrosion resistance including stress-corrosion cracking resistance. It is highly ductile from cryogenic to well over 1000 F(538 C) temperatures. It is readily weldable. This datasheet provides information on composition, physical properties, elasticity, and tensile properties. It also includes information on high temperature performance and corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: Ni-366. Producer or source: Allegheny Ludlum Corporation.