JESSOP JS15Cr-5Ni is a martensitic, precipitation-hardening, chromium-nickel-copper stainless steel. It offers high strength and hardness in combination with good resistance to corrosion. Typical applications include aircraft components and a variety of fabricated parts for use in corrosive, high-pressure systems. This datasheet provides information on composition, physical properties, hardness, elasticity, and tensile properties as well as fracture toughness and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, joining, and surface treatment. Filing Code: SS-416. Producer or source: Jessop Steel Company.