ARMCO NI-COP is a low-carbon alloy steel that can be furnished in three different heat-treated conditions, each providing different strength and toughness levels. It is suitable for a wide range of applications because of its unique combination of properties. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SA-348. Producer or source: Armco Inc., Southwestern Steel Division.