... Quenched / temperedTechnical Data:According to the customer's requirement of Chemical Composition, Physical Properties and Mechanical Testing Test:Ultrasonic ... stressed components for vehicles, engines and machines. For parts of larger cross-sections, crankshafts, gears.Chemical analysis -% ... Tensile Strength:58,000 - 80,000 psi Min. Yield Point:36,000 psi ** Elongation in 2":23%Production Process ...