The chemical composition of the A508/A508M-17 steel grade is as follows:
– Carbon (C): 0.22% maximum
– Manganese (Mn): 0.90-1.60%
– Phosphorus (P): 0.035% maximum
– Sulfur (S): 0.040% maximum
– Silicon (Si): 0.15-0.40%
– Nickel (Ni): 0.40% maximum
– Chromium (Cr): 0.30% maximum
– Molybdenum (Mo): 0.12% maximum
– Copper (Cu): 0.35% maximum
– Vanadium (V): 0.08% maximum
These chemical compositions contribute to the strength and versatility of the A508/A508M-17 steel grade.
The mechanical properties of the A508/A508M-17 steel grade include:
– Tensile strength: 690-895 MPa
– Yield strength: 415 MPa minimum
– Elongation: 17% minimum
– Reduction in area: 35% minimum
– Impact energy (Charpy V-notch): 27 J minimum at -50°C
These mechanical properties make the A508/A508M-17 steel grade suitable for various applications that require high strength and versatility.
The A508/A508M-17 steel grade is standardized by the ASTM A508/A508M-17 standard. This standard specifies the requirements for quenched and tempered vacuum-treated carbon and alloy steel forgings for pressure vessels.
The corresponding standard for the A508/A508M-17 steel grade includes various other standards and specifications related to pressure vessel steel grades, such as ASME SA508/SA508M, EN 10222-3, and JIS G3222.
Overall, the A508/A508M-17 steel grade exhibits excellent strength and versatility, making it a suitable choice for various applications in pressure vessel manufacturing and other industries.