The A514/A514M-14 steel grade is a high-yield strength, quenched and tempered alloy steel plate. It is primarily used in structural applications where high strength and low weight are critical factors. This steel grade is commonly used in industries such as construction, mining, and transportation.
The chemical composition of A514/A514M-14 steel grade includes elements such as carbon, manganese, phosphorus, sulfur, silicon, nickel, chromium, molybdenum, boron, vanadium, titanium, and copper. The composition of these elements contributes to the steel’s overall strength, toughness, and weldability.
The mechanical properties of A514/A514M-14 steel grade are specified by its tensile strength, yield strength, elongation, and impact toughness. The minimum tensile strength is 100 ksi (690 MPa), while the minimum yield strength is 90 ksi (620 MPa). The elongation is typically 18% in 2 inches (50 mm) and the Charpy V-notch impact toughness is 40 ft-lb (54 J) at -20°F (-29°C).
The A514/A514M-14 steel grade is standardized by ASTM A514/A514M-14, which provides guidelines for the chemical composition, mechanical properties, and heat treatment of the steel. This standard ensures that the steel meets the required specifications and can be used safely and effectively in various applications.
The corresponding applications of A514/A514M-14 steel grade include structural components such as beams, plates, and columns in buildings and bridges. It is also used in heavy equipment, mining machinery, and offshore drilling rigs. The high tensile strength and low weight of this steel grade make it suitable for these applications, where strength and durability are crucial.
In summary, the A514/A514M-14 steel grade is a high-yield strength, quenched and tempered alloy steel that offers excellent strength-to-weight ratio and good weldability. Its chemical composition and mechanical properties make it suitable for various structural and industrial applications, ensuring durability and reliability in demanding environments.