The A798/A798M-13 steel grade is a commonly used steel grade in various industries due to its excellent mechanical properties and wide range of applications. In this comprehensive overview, we will explore the chemical composition, mechanical properties, standard number, and corresponding applications of this steel grade.
Chemical Composition:
The chemical composition of the A798/A798M-13 steel grade is as follows:
– Carbon (C): 0.10% maximum
– Manganese (Mn): 0.60-0.90%
– Phosphorus (P): 0.03% maximum
– Sulfur (S): 0.03% maximum
– Silicon (Si): 0.15-0.35%
Mechanical Properties:
The A798/A798M-13 steel grade has excellent mechanical properties, making it suitable for various applications. The typical mechanical properties are as follows:
– Tensile Strength: 60,000-80,000 psi (415-550 MPa)
– Yield Strength: 35,000-50,000 psi (240-345 MPa)
– Elongation: 20% minimum
Standard Number:
The A798/A798M-13 steel grade is defined by the ASTM A798/A798M-13 standard. This standard specifies the requirements for seamless, extra-strong and double-extra-strong carbon steel pipes suitable for high-temperature service.
Corresponding Applications:
The A798/A798M-13 steel grade finds applications in various industries, including:
– Power generation: It is used in the construction of high-temperature and high-pressure pipelines for power plants.
– Oil and gas industry: The steel grade is used in the transportation of oil, gas, and other hydrocarbon products.
– Chemical industry: It is utilized in the construction of pipes for transporting corrosive chemicals.
– Boiler and pressure vessels: The steel grade is suitable for the production of boiler tubes and pressure vessels operating at elevated temperatures and pressures.
In conclusion, the A798/A798M-13 steel grade offers excellent mechanical properties and is widely used in various applications in industries such as power generation, oil and gas, chemical, and boiler and pressure vessels. Its chemical composition, defined by the ASTM A798/A798M-13 standard, ensures its reliability and suitability for high-temperature and high-pressure environments.