304 Stainless Steel Sheet and Stainless Steel Plate with BA Bright Surface for Cold Rolled Building Decoration

Our 304 Cold Rolled Stainless Steel BA Surface Sheets are manufactured from high-quality 304 stainless steel, offering excellent corrosion resistance, smooth surface quality, and reliable mechanical properties. Produced through a precision cold-rolling process and bright annealing treatment, these sheets feature a clean, bright, and reflective surface, making them an ideal choice for architectural decoration, interior design, and industrial manufacturing.

With excellent formability, durability, and an attractive appearance, 304 BA stainless steel sheets are widely used in building decoration, elevator panels, wall cladding, kitchen equipment, and decorative metal fabrication. We offer customized thicknesses, widths, lengths, and surface finishes to meet different project requirements.

304 Cold Rolled Stainless Steel BA Surface Sheet is a premium stainless steel product designed for applications requiring both excellent surface appearance and corrosion resistance. The material is made from 304 austenitic stainless steel, which contains approximately 18% chromium and 8% nickel. These alloying elements provide good corrosion resistance, toughness, and formability.

The BA (Bright Annealed) finish is achieved through a controlled heat treatment process in a protective atmosphere, preventing surface oxidation and maintaining a bright, smooth appearance.

• Excellent Corrosion Resistance: Suitable for indoor and many general outdoor environments.
• Bright Surface Finish: BA treatment provides a smooth, reflective, mirror-like appearance.
• Good Formability: Suitable for bending, stamping, cutting, and other fabrication processes.
• High Durability: Offers reliable mechanical performance and long service life.
• Easy Maintenance: Smooth surfaces are relatively easy to clean and maintain.
• Wide Applications: Ideal for architectural decoration, elevators, furniture, and industrial equipment.

In modern architectural decoration and industrial manufacturing, material selection directly affects product appearance, durability, and maintenance costs. Traditional carbon steel and ordinary metal sheets may experience rust, surface oxidation, discoloration, or deterioration when exposed to moisture and environmental conditions.

1. Surface Corrosion: Building materials exposed to humidity, rainwater, and pollutants may develop rust and surface damage.
2. Poor Decorative Appearance: Ordinary metal sheets may not provide the smoothness, brightness, and reflective appearance required for modern architectural designs.
3. High Maintenance Costs: Materials with insufficient corrosion resistance may require frequent repainting, coating, or replacement.
4. Processing Difficulties: Some materials cannot easily meet the requirements of precision cutting, bending, stamping, and decorative fabrication.
5. Inconsistent Surface Quality: Surface scratches, uneven finishes, and dimensional variations may affect the final appearance of decorative products.

304 Cold Rolled Stainless Steel BA Surface Sheets provide an effective material solution for architectural decoration and industrial fabrication.

1. Improved Corrosion Resistance: The chromium content in 304 stainless steel helps form a protective passive film, reducing the risk of rust and corrosion in suitable environments.
2. Bright and Smooth Surface: The BA bright annealing process creates a clean, reflective surface suitable for decorative applications.
3. Excellent Processing Performance: 304 stainless steel sheets can be cut, bent, stamped, and formed according to different manufacturing requirements.
4. Long-Term Durability: The combination of corrosion resistance and mechanical properties helps extend the service life of finished products.
5. Flexible Customization: Different thicknesses, widths, lengths, and surface specifications can be supplied to meet specific architectural and industrial requirements.

Note: The above specifications are indicative. Actual dimensions, tolerances, mechanical properties, and chemical composition shall be confirmed according to the applicable standard and material test certificate.

304 Cold Rolled Stainless Steel BA Surface Sheets are widely used in building decoration and various manufacturing industries.

The performance of 304 Cold Rolled Stainless Steel BA Surface Sheets comes from the combination of alloy composition, cold rolling, and bright annealing technology.

1. Chromium-Based Passive Film Protection: 304 stainless steel contains chromium, which reacts with oxygen to form a thin, stable chromium-rich oxide film on the surface. This passive film helps protect the underlying metal from corrosion.
2. Nickel Improves Material Properties: Nickel helps stabilize the austenitic structure, improving toughness, ductility, and formability.
3. Cold Rolling Process: Cold rolling reduces the thickness of stainless steel at room temperature through precision rolling mills. This process improves dimensional accuracy, surface quality, and mechanical properties.
4. Bright Annealing Process: After cold rolling, the stainless steel sheet undergoes heat treatment in a controlled protective atmosphere. This prevents significant oxidation during annealing and produces a bright, smooth surface.
5. Fabrication and Installation: The finished sheets can be cut, bent, stamped, welded, or fabricated into decorative panels and structural components according to project requirements.

Selecting the right 304 Cold Rolled Stainless Steel BA Surface Sheet requires consideration of the application, dimensions, surface requirements, and processing methods.

• 0.3–0.5 mm: Lightweight decorative panels and interior finishing
• 0.6–1.0 mm: Elevator panels, furniture, and decorative components
• 1.2–2.0 mm: Building cladding and general fabrication
• 2.5–3.0 mm: Heavier decorative and industrial applications

The appropriate thickness depends on panel dimensions, support structure, loading, and fabrication requirements.

• BA: Bright annealed, smooth, and reflective surface
• 2B: Smooth, moderately reflective cold-rolled finish
• No.4: Brushed finish with directional surface texture
• HL: Hairline finish for architectural decoration
• No.8: Highly reflective mirror finish

304 stainless steel is suitable for general architectural and decorative applications. For environments with higher chloride exposure, 316 stainless steel may be a better choice.

Confirm thickness, width, length, flatness, and dimensional tolerances according to project requirements.

Request the Mill Test Certificate (MTC) to verify chemical composition, mechanical properties, material grade, and applicable standards.