Product Specification

H1: Factory Price 304 Stainless Steel Sheet Plate 2B/BA/No.4 Finish Custom Size For Industry

H2: Product Overview

Our Factory Price 304 Stainless Steel Sheet Plate is a high-performance, austenitic chromium-nickel alloy product designed to meet the rigorous demands of modern industrial fabrication. Available in 2B, BA, and No.4 finishes, and customizable to your exact size specifications, this sheet offers a unique blend of corrosion resistance, formability, and aesthetic appeal. Whether you are manufacturing kitchen equipment, architectural panels, or chemical processing components, our 304 stainless steel sheet delivers reliable performance at a competitive, factory-direct price.

H3: The Challenge: Why Standard Solutions Fall Short

In the industrial and commercial sectors, using the wrong grade or finish of stainless steel can lead to costly operational failures. Many standard steel sheets fail to provide adequate protection against corrosion in humid or chemical-laden environments. Furthermore, generic sizes often result in excessive material waste during fabrication, driving up project costs. A lack of surface finish options can also compromise the final product's appearance and hygiene standards, especially in food processing and medical applications.

H4: Our Solution: The Versatile 304 Stainless Steel Sheet

Our 304 stainless steel sheet directly addresses these challenges through superior material science and flexible manufacturing. By offering this sheet in three distinct surface finishes—2B (cold-rolled, heat-treated, pickled, and skin-passed for a smooth, reflective finish), BA (Bright Annealed for a highly reflective, mirror-like aesthetic), and No.4 (brushed finish for a non-reflective, satin appearance)—we provide a solution for every functional and decorative need. The ability to customize dimensions minimizes waste and ensures a perfect fit for your specific industrial machinery or construction blueprint.

H5: Technical Specifications (Detailed Parameter Table)

H6: Primary Application Scenarios

The versatility of our 304 stainless steel sheet makes it a cornerstone material across multiple industries:

• Food and Beverage Industry: Manufacturing of commercial kitchen countertops, sinks, brewing tanks, and food processing conveyors due to its hygienic, non-porous surface.

• Architectural and Construction: Used for elevator doors, wall cladding, handrails, and decorative trim where aesthetic appeal (No.4 finish) is crucial.

• Chemical and Petrochemical: Storage tanks, pressure vessels, and piping systems that require resistance to mild chemicals and organic acids.

• Pharmaceutical and Medical: Equipment housings and surgical tools where sterility and corrosion resistance are mandatory (BA finish).

• General Fabrication: Manufacturing of automotive parts, heat exchangers, and HVAC components.

H7: How It Works: The Metallurgical Advantage

The performance of our 304 stainless steel sheet is rooted in its metallurgical structure. The alloy contains 18% Chromium (Cr) and 8% Nickel (Ni) . The chromium forms a passive, transparent, and self-healing layer of chromium oxide on the surface. When the steel is cut or scratched, this layer rapidly reforms when exposed to oxygen (air), preventing rust and corrosion (passivation). The nickel stabilizes the austenitic structure, which provides the material with excellent ductility and toughness, allowing it to be formed, bent, or stamped without cracking. The different surface finishes (2B, BA, No.4) are achieved through additional rolling and polishing processes that alter the surface micro-topography without compromising the core corrosion resistance.

H8: How To Choose the Right Specification

Selecting the correct 304 stainless steel sheet depends on your specific project requirements. Use this guide to make an informed decision:

1. Selecting the Finish:

   • Choose 2B Finish for general industrial use where a smooth, versatile surface is needed for secondary processing or painting.

   • Choose BA Finish for decorative parts, mirrors, and applications requiring high light reflectivity and cleanliness.

   • Choose No.4 Finish for high-traffic architectural areas and kitchen equipment to minimize visible scratches and fingerprints.

2. Determining Thickness & Size:

   • Thin gauges (0.3mm - 1.0mm): Ideal for cladding, decorative panels, and lightweight components.

   • Medium gauges (1.0mm - 2.0mm): Standard choice for countertops, enclosures, and general fabrication.

   • Thick gauges (2.0mm - 3.0mm): Recommended for structural parts, pressure vessels, and heavy-duty wear applications.

   • Tip: Provide us with your final drawing. Our customization service ensures you receive a size that optimizes material yield, reducing your scrap cost by up to 15%.

3. Verifying Certification:

   • Always request the Mill Test Certificate to ensure the material's chemical composition and mechanical properties strictly comply with ASTM A240 standards.

H9: Frequently Asked Questions (FAQ)

1. What is the difference between 2B and No.4 finish on this sheet?

• The 2B finish is the standard cold-rolled finish that is smooth and lightly reflective. It is suitable for internal applications or components that will be coated/painted. The No.4 finish is a brushed finish created by polishing with a 120-150 mesh abrasive. It has a satin appearance with a visible grain, making it ideal for architectural exteriors and kitchen equipment because it better hides scratches and fingerprints.

2. Do you provide a Mill Test Certificate (MTC) with the order?

• Yes, absolutely. We provide a comprehensive Mill Test Certificate in accordance with EN 10204 3.1 with every shipment. This certificate verifies the chemical composition, mechanical properties, and dimensional tolerances of the specific batch of steel supplied, ensuring full traceability and compliance.

3. Can you cut the sheets to my specific dimensions?

• Certainly. We specialize in customized sizing. We can cut, slit, and shear the 304 stainless steel sheets to your exact length and width requirements. Please provide your detailed cutting list upon inquiry for a precise quotation and lead time.

4. Is this material suitable for outdoor or marine environments?

• While 304 stainless steel offers excellent corrosion resistance, it is generally recommended for indoor or freshwater environments. For severe outdoor coastal or marine applications where chloride exposure is high, we would recommend upgrading to 316 stainless steel. For standard industrial and urban settings, 304 provides outstanding longevity.

5. What is the standard packaging to prevent surface damage during shipping?

• To protect the 2B, BA, and No.4 finishes from scratches and blemishes, we use kraft paper interleaving between each sheet, followed by a layer of PVC film. The bundles are then securely placed in a strong wooden crate (export standard) or steel pallets, ensuring the material arrives at your site in pristine condition.