ASTM A240 S32304 Super Duplex Stainless Steel Plate is a high-performance material renowned for its exceptional mechanical properties, chemical composition, and adaptability to various heat treatment methods. This unique alloy finds widespread applications in demanding industrial environments.

Mechanical Properties

The ASTM A240 S32304 plate possesses remarkable mechanical strengths. Its tensile strength ranges from 600 to 700 MPa, ensuring exceptional durability. The yield strength lies between 400 and 500 MPa, while the elongation rate exceeds 25%, indicating high ductility. These properties enable the plate to withstand significant stress and deformation without failure.

Chemical Composition

The chemical composition of ASTM A240 S32304 is carefully balanced to provide optimal corrosion resistance and mechanical properties. It contains approximately 21.5% to 24.5% chromium, 3.0% to 5.5% nickel, 0.05% to 0.6% molybdenum, and small amounts of carbon, silicon, manganese, phosphorus, sulfur, and nitrogen. This blend ensures excellent resistance to chloride-induced stress corrosion cracking.

Heat Treatment Status

ASTM A240 S32304 plates undergo rigorous heat treatment processes, such as solution annealing and quenching, to achieve the desired mechanical and corrosion resistance properties. The solution annealing temperature is typically around 1000°C, followed by water quenching or air cooling to obtain the desired microstructure.

Size Range

TJC Steel Group offers ASTM A240 S32304 plates in a wide range of thicknesses, from thin sheets to heavy plates. Standard widths and lengths are available, and custom dimensions can be tailored to specific project requirements.

Impact Testing

To ensure the robustness of ASTM A240 S32304 plates, impact testing is performed at various temperatures. These tests demonstrate the material's ability to withstand sudden, localized impacts without fracturing or cracking.

Main Application Scenarios

The exceptional properties of ASTM A240 S32304 plates make them suitable for numerous demanding applications. They are commonly used in offshore oil and gas production platforms, chemical processing plants, pulp and paper industries, and other environments where resistance to chloride stress corrosion cracking is crucial.

TJC Steel Group Supply Case

TJC Steel Group has a proven track record of supplying ASTM A240 S32304 plates to various projects worldwide. One notable example is the supply of plates for the construction of a large-scale offshore oil and gas platform in the Gulf of Mexico. The plates were used in critical components exposed to harsh marine environments, demonstrating their superior corrosion resistance and mechanical properties.

In conclusion, ASTM A240 S32304 Super Duplex Stainless Steel Plate is a versatile material suitable for a wide range of applications requiring high corrosion resistance and mechanical strength. TJC Steel Group offers this premium material in various sizes and specifications, backed by a robust supply chain and technical expertise.