A240/SUS 304LN stainless steel plate is a low-carbon variant of the 304 stainless steel, known for its excellent corrosion resistance, high strength, and good weldability. It offers enhanced resistance to sensitization and intergranular corrosion, making it suitable for various demanding environments.

 

Physical Properties:

A240/SUS 304LN stainless steel plate exhibits a density of approximately 7.9 g/cm³, providing good strength while maintaining a lightweight profile. It has a melting point of around 1400-1450°C and a thermal conductivity of approximately 16.3 W/m·K.

 

Size Range:

Available in a wide range of sizes and thicknesses, A240/SUS 304LN stainless steel plate typically ranges from 0.3 mm to 100 mm in thickness. Widths can extend up to 2000 mm, and lengths can reach up to 6000 mm, catering to diverse application requirements.

 

Chemical Composition:

The typical chemical composition of A240/SUS 304LN stainless steel plate is as follows:

- Chromium (Cr): 18.0-20.0%

- Nickel (Ni): 8.0-12.0%

- Manganese (Mn): ≤2.0%

- Silicon (Si): ≤1.0%

- Carbon (C): ≤0.03%

- Phosphorus (P): ≤0.045%

- Sulfur (S): ≤0.030%

- Nitrogen (N): 0.10-0.16%

 

Mechanical Properties:

- Tensile Strength: ≥550 MPa

- Yield Strength: ≥220 MPa

- Elongation: ≥45%

These mechanical properties ensure excellent performance in demanding applications.

 

Hardness:

A240/SUS 304LN stainless steel plate typically exhibits a Rockwell hardness of approximately B95.

 

Standard Compliance (ASTM A240, JIS G4304):

A240/SUS 304LN stainless steel plate complies with international standards such as ASTM A240 and JIS G4304, ensuring quality and consistency in production.

 

Non-Destructive Testing Standard:

Standard non-destructive testing methods, including ultrasonic inspection, are employed to ensure the quality and integrity of A240/SUS 304LN stainless steel plates.

 

Corrosion Resistance:

A240/SUS 304LN stainless steel offers excellent corrosion resistance, particularly in acidic and chloride-rich environments. It is highly resistant to pitting and crevice corrosion, making it suitable for marine and chemical processing applications.

 

Heat Treatment Condition:

A240/SUS 304LN stainless steel plate can be annealed at temperatures ranging from 1010 to 1120°C, followed by rapid cooling. This process helps improve ductility and reduce sensitization.

 

Main Applications:

- Chemical Processing: Pressure vessels, tanks, and pipelines.

- Petrochemical Industry: Heat exchangers, reactors, and distillation columns.

- Marine Engineering: Boat fittings, seawater piping, and offshore platforms.

- Food and Beverage: Processing equipment, storage tanks, and conveyors.

- Pharmaceutical Industry: Sterilization equipment and pharmaceutical manufacturing.

 

TJC Steel Supply Case:

TJC Steel (TJC Iron & Steel(Group) Co., Limited) is a leading supplier of A240/SUS 304LN stainless steel plates, adhering to international standards such as ASTM A240 and JIS G4304. They provide reliable solutions for various applications across industries, ensuring the highest quality standards are met.

 

Conclusion:

A240/SUS 304LN stainless steel plate is a versatile and high-performance material suitable for a wide range of industrial applications. With its excellent corrosion resistance, mechanical properties, and compliance with international standards, it meets the diverse needs of customers in chemical processing, petrochemical, marine, food and beverage, and pharmaceutical industries.