The A861-04(2017) steel grade is a low-alloy steel that is commonly used in various industries due to its high strength and good mechanical properties. It belongs to the ASTM A861 standard, which specifies the requirements for high-strength low-alloy structural steel shapes, plates, and bars for welded, riveted, or bolted construction. The chemical composition of A861-04(2017) steel grade typically includes elements such as carbon, manganese, phosphorus, sulfur, silicon, copper, nickel, chromium, molybdenum, and vanadium.
The mechanical properties of A861-04(2017) steel grade make it suitable for a wide range of applications. It has a high tensile strength, which makes it ideal for structural components that require strength and durability. The steel grade also exhibits good toughness and ductility, allowing it to withstand high impact and stress conditions. Additionally, A861-04(2017) steel grade has excellent weldability, making it easy to join with other materials for fabrication purposes.
The corresponding standard number for A861-04(2017) steel grade is ASTM A861. This standard provides the necessary guidelines and specifications for the chemical composition, mechanical properties, heat treatment, and other requirements for this particular steel grade. It ensures the uniformity and consistency of the material, allowing manufacturers and users to rely on its performance and characteristics.
Overall, the A861-04(2017) steel grade is a versatile material that finds applications in various industries, including construction, manufacturing, transportation, and infrastructure. Its high strength, good mechanical properties, and weldability make it suitable for structural components, such as beams, columns, and bridges. Additionally, it is also used in the fabrication of machinery and equipment, as well as in the production of pipes and tubes.