ASTM A240 304L (UNS S30403) Stainless Steel Coil
Top 304L Stainless Steel Coil Manufacturer in China
ASTM A240 304L stainless steel coil features low carbon content, ensuring enhanced weldability and prevention of carbide precipitation. Designed for superior corrosion resistance, it performs exceptionally in harsh environments. This versatile material supports a range of industrial applications, including chemical processing, food equipment, and structural components. Its strength and durability make it a reliable choice for projects requiring quality and endurance. Discover dependable performance with this premium stainless steel coil, perfect for welding and critical industrial demands.
Discover high-quality 304L Stainless Steel Coil products here.
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Characteristics of 304L Stainless Steel
- Low Carbon Content: Designed with reduced carbon, it minimizes carbide precipitation during welding, enhancing performance in corrosive environments.
- Excellent Corrosion Resistance: Offers superior resistance to rust and oxidation, making it an ideal choice for harsh and industrial applications.
- Weldability: Provides exceptional weldability without the need for pre or post-welding heat treatment, suitable for complex fabrication.
- High Formability: Easily shaped into intricate configurations, enabling versatile design capabilities for diverse uses.
- Non-Magnetic Properties: Retains non-magnetic characteristics in its annealed state, vital for specific technical applications.
- Structural Strength: Combines tensile strength and durability, supporting long-term use in demanding environments.
- Versatility: Suitable for a wide range of applications, including chemical processing, food handling, and construction industries.
- Heat Resistance: Tolerates elevated temperatures during intermittent and continuous exposure, ensuring stability and reliability.
ASTM 240 (UNS S30403) Stainless Steel Technical Specifications
| Element | Composition (%) |
|---|---|
| Carbon (C) | ≤ 0.03 |
| Manganese (Mn) | ≤ 2.00 |
| Phosphorus (P) | ≤ 0.045 |
| Sulfur (S) | ≤ 0.03 |
| Silicon (Si) | ≤ 0.75 |
| Chromium (Cr) | 18.0 - 20.0 |
| Nickel (Ni) | 8.0 - 12.0 |
| Nitrogen (N) | ≤ 0.10 |
| Iron (Fe) | Balance |
| Property | Value |
|---|---|
| Tensile Strength (MPa) | ≥ 485 |
| Yield Strength (0.2% Offset, MPa) | ≥ 170 |
| Elongation (%) | ≥ 40 |
| Hardness (Brinell, HB) | ≤ 201 |
| Property | Value |
|---|---|
| Density (g/cm3) | 7.93 |
| Melting Point (°C) | 1399 - 1454 |
| Thermal Conductivity (W/m·K) | 16.2 at 100°C |
| Specific Heat Capacity (J/kg·K) | 500 at 0-100°C |
| Electrical Resistivity (μΩ·m) | 0.72 at 20°C |
| Modulus of Elasticity (GPa) | 193 |
| Poisson's Ratio | 0.27 - 0.30 |
| Coefficient of Thermal Expansion (µm/m·K) | 17.2 at 0-100°C |
- ASTM: 240 Type 304L
- UNS: S30403
- EN / DIN: 1.4306 / 1.4307
- JIS: SUS 304L
- BS: 304S11
- AFNOR: Z3CN18-10
Common Applications of 304L Stainless Steel
Food Processing
Pharmaceutical
Chemical Industry
Marine
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304L Stainless Steel Coil Customization
Beyond standard stock, we provide comprehensive processing services to deliver products that meet your exact project requirements.
- Custom Dimensions: Coils can be supplied in a range of widths and lengths according to your drawing or specification, ensuring the right fit for your application.
- Thickness Range: Available thicknesses span from 0.3 mm up to 6.0 mm, catering to both light-duty and structural project needs.
- Surface Finishing: Options include 2B (smooth, matte finish), BA (bright annealed), and No. 4 (brushed finish); additional custom surface treatments are available upon request.
- Processing Services: We offer slitting, cut-to-length, edge trimming, surface polishing, as well as advanced processing such as cold rolling and precision perforation.
Contact our technical team to discuss your custom fabrication needs.
Contact Us
Your project’s success begins with the right materials. We provide certified ASTM A240 304L (UNS S30403) stainless steel coils, engineered to meet rigorous industry standards. Whether you need standard stock or fully customized components, our vast inventory and advanced processing capabilities ensure we deliver the exact solution your project requires.
At the core of our service is an unwavering commitment to quality, reliability, and precision. With competitive pricing and on-time delivery, we are dedicated to simplifying your procurement process and supporting you at every step.
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