BETHLEHEM RQC-60 is a heat-treated carbon steel having up to 60,000 psi yield strength in combination with good notch toughness and excellent weldability. It is engineered specifically for pressure vessels, storage tanks, and structures where low-temperature service is required. This datasheet provides information on composition, physical properties, elasticity, and tensile properties as well as fracture toughness, creep, and fatigue. It also includes information on corrosion resistance as well as forming, heat treating, machining, and joining. Filing Code: CS-42. Producer or source: Bethlehem Steel Corporation.