The chemical composition of A428/A428M-10(2014) steel grade typically consists of the following elements:
– Carbon (C): 0.10-0.20%
– Manganese (Mn): 0.50-0.90%
– Phosphorus (P): 0.025% max
– Sulfur (S): 0.025% max
– Silicon (Si): 0.15-0.35%
– Copper (Cu): 0.20% min (when copper steel is specified)
– Nickel (Ni): 0.20% min (when nickel steel is specified)
– Chromium (Cr): 0.20% min (when chromium steel is specified)
– Molybdenum (Mo): 0.06% min (when molybdenum steel is specified)
These chemical compositions contribute to the steel grade’s superior properties, such as high strength, good corrosion resistance, and excellent weldability.
The mechanical properties of A428/A428M-10(2014) steel grade are specified in the ASTM A428/A428M-10(2014) standard. Some of the key mechanical properties typically required for this steel grade include:
– Tensile strength: 60 ksi (415 MPa) min
– Yield strength: 36 ksi (250 MPa) min
– Elongation: 22% min
– Reduction of area: 35% min
– Hardness: 156-207 HB (Brinell hardness)
These mechanical properties make A428/A428M-10(2014) steel grade suitable for various applications such as structural components, pressure vessels, and general engineering purposes.
The standard number for A428/A428M-10(2014) steel grade refers to the ASTM A428/A428M-10(2014) standard, which specifies the requirements for carbon and alloy steel bars for concrete reinforcement. This standard provides guidelines for the chemical composition, mechanical properties, and other quality attributes for this steel grade.
When referring to the corresponding steel grade, it means that the properties and specifications mentioned are specific to A428/A428M-10(2014) steel grade and may not be applicable to other steel grades or standards.