ASTM A514 is a specification for high-yield strength, quenched, and tempered Alloy steel plate. It is commonly used in structural applications where high strength and low weight are critical factors.
Key features and specifications of ASTM A514 steel plate include:
Grade Options: ASTM A514 is available in several grades, designated as A, B, E, F, H, P, and Q. Each grade has different chemical composition and mechanical properties.
Chemical Composition: The exact chemical composition varies depending on the specific grade of ASTM A514, but typically includes elements such as carbon, manganese, phosphorus, sulfur, silicon, chromium, molybdenum, boron, nickel, and vanadium.
Mechanical Properties: ASTM A514 steel plate offers high yield strength and excellent toughness, making it suitable for demanding applications. The minimum yield strength can range from 100 ksi (690 MPa) up to 690 ksi (4800 MPa), depending on the grade. Tensile strength ranges from 110 ksi (760 MPa) up to 130 ksi (900 MPa).
Heat Treatment: ASTM A514 steel plates are typically quenched and tempered to achieve the desired combination of high strength and toughness. The specific heat treatment process depends on the grade and thickness of the plate.
Applications: ASTM A514 steel plate is commonly used in heavy equipment and machinery, construction, mining, transportation, and offshore oil and gas industries. It is often utilized in structural components, including crane booms, truck frames, chassis, and lifting equipment.
When considering ASTM A514 for an application, it is important to consult the specific grade and its corresponding mechanical properties, as well as any additional requirements specified by the project or industry standards.
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