304L Stainless Steel Strips for Sale
We are Stainless Steel Strips Suppliers & Manufacturers, If you need Stainless Steel Strips Price, please free to contact us.
Thickness: 0.01-15 mm, thin stainless steel strips, etc.
Finish: No.1, 2B, No.4, BA, Embossed, Etch, Polished Stainless Steel Strips, etc.
Manufacturers: TISCO, BAOSTEEL, JISCO, etc.
Types: stainless steel hot rolled strips, cold rolled stainless steel strips and stainless steel precision strips.
Overview of 304L Stainless Steel Strip
304/304L stainless steel is the most widely used austenitic chromium-nickel alloy, offering excellent corrosion resistance, formability, and weldability. As the industry standard for general-purpose applications, it combines durability with cost-effectiveness.
304L Stainless Steel Strip Feature
✔ Superior corrosion resistance in mild environments
✔ Excellent formability and weldability (304L for heavy welding)
✔ Cost-effective alternative to specialty alloys
✔ Hygienic surface ideal for food and medical applications
Chemical Composition of 304L Stainless Steel Strip
| Element | 304 (%) | 304L (%) | Function |
|---|---|---|---|
| Chromium (Cr) | 18.0-20.0 | 18.0-20.0 | Corrosion resistance |
| Nickel (Ni) | 8.0-10.5 | 8.0-12.0 | Austenite stabilization |
| Carbon (C) | ≤0.08 | ≤0.03 | Weldability (L grade minimizes carbide precipitation) |
| Manganese (Mn) | ≤2.0 | ≤2.0 | Strength enhancement |
| Silicon (Si) | ≤0.75 | ≤0.75 | Deoxidizer |
| Phosphorus (P) | ≤0.045 | ≤0.045 | Impurity control |
| Sulfur (S) | ≤0.03 | ≤0.03 | Machinability improvement |
Key Difference:
304L’s lower carbon content (≤0.03%) provides superior weldability without carbide precipitation.
Physical Properties of 304L Stainless Steel Strip
| Property | 304 | 304L | 316 (for comparison) |
|---|---|---|---|
| Density (g/cm³) | 8.00 | 8.00 | 8.00 |
| Melting Range (°C) | 1400-1450 | 1400-1450 | 1370-1400 |
| Thermal Conductivity (W/m·K) | 16.2 | 16.2 | 16.3 |
| Electrical Resistivity (μΩ·m) | 0.72 | 0.72 | 0.74 |
| CTE (10⁻⁶/°C, 20-100°C) | 17.2 | 17.2 | 16.0 |
Mechanical Properties of 304L Stainless Steel Strip
| Property | 304 | 304L | 316 |
|---|---|---|---|
| Tensile Strength (MPa) | 515-720 | 485-620 | 515-690 |
| Yield Strength (MPa) | 205-310 | 170-310 | 205-310 |
| Elongation (% in 50mm) | 40-60 | 40-60 | 40-50 |
| Hardness (Rockwell B) | 70-90 | 70-90 | 80-95 |
| Fatigue Strength (MPa, 10⁷ cycles) | 210 | 210 | 240 |
Key Takeaway:
304 offers higher strength than 304L but similar corrosion resistance in most environments.
Benefits of Using 304L Stainless Steel Strip
304 and 304L stainless steel strips are austenitic stainless steels renowned for their exceptional corrosion resistance, mechanical durability, and versatility across industries. The “L” in 304L signifies a lower carbon content (≤0.03%), reducing susceptibility to intergranular corrosion (IGC) in welded structures, making it ideal for high-integrity applications. Both grades conform to ASTM A240/A276 standards and are widely used in demanding environments.
- Corrosion Resistance:
- Resists organic acids, atmospheric corrosion, and mild chemicals (e.g., sulfuric acid ≤5%).
- 304L excels in chloride-rich environments (e.g., marine applications) due to reduced carbide formation.
- Weldability:
- Both grades are highly weldable via TIG, MIG, and resistance welding.
- 304L requires no post-weld annealing for corrosion resistance, reducing production costs.
- Formability:
- Deep drawing, bending, and stamping without cracking.
- Ideal for complex-shaped components (e.g., automotive trim, kitchenware).
- Aesthetic & Sanitary Properties:
- Polished surfaces resist tarnishing and bacterial growth, suitable for food/medical industries.
- Low-Temperature Toughness:
- Maintains ductility at cryogenic temperatures (down to −196°C), critical for LNG storage.
Applications of 304L Stainless Steel Strip in Various Industries
Stainless steel strip is a versatile flat-rolled product widely used across industries due to its corrosion resistance, strength, and formability. Key applications include:
Automotive: Exhaust systems, trim (Grade 304), and fuel lines benefit from its heat and chemical resistance.
Electronics: EMI shielding (Grade 304L) leverage its conductivity and durability.
Food Processing: Conveyor belts (Grade 304, No. 4 finish) and kitchen equipment meet hygienic standards.
| Industry | 304 Applications | 304L Applications |
|---|---|---|
| Food & Beverage | Brewing tanks, dairy machinery, cutlery | Food-grade piping, sterilization equipment |
| Architecture | Facades, handrails, structural trim | Corrosion-resistant cladding in coastal areas |
| Chemical Processing | Mild acid storage, heat exchangers | Reactor vessels, piping for corrosive chemicals |
| Automotive | Exhaust systems, catalytic converters | Heavy-duty welded components (e.g., truck frames) |
| Medical & Pharmaceutical | Surgical instruments, sterilization trays | Implantable devices, biocompatible components |
| Oil & Gas | Non-critical piping | Subsea pipelines, offshore platforms |
Available in thicknesses of 0.05–6mm and various finishes (brushed, mirror, embossed), stainless steel strip balances performance with cost-efficiency, making it ideal for precision components in harsh or hygienic environments. Welcome to inquiry and ask for the lastest price for sales, Contact us.
Stainless Steel Factory and Package
As a certified stainless steel supplier, [Company Name] operates ISO 9001 & 14001-certified factories with full vertical integration from melting to precision finishing. Our B2B-focused production delivers:
1. Reliable Manufacturing Capabilities
Advanced Mills: Cold rolling (Sendzimir), bright annealing, and slitting lines for strips (0.05–6mm)
Quality Assurance: In-house spectrometer testing, EN 10204 3.1 certification
Custom Alloys: 304/316/430 stainless steel with tailored hardness (1/4H to full hard)
2. Industrial-Grade Packaging
Weatherproof Wrapping: VCI film + wooden crates for overseas shipping
Traceability: Laser-marked coils with heat numbers + barcode tracking
Just-in-Time Delivery: 30,000-ton annual capacity with 15-day lead time
3. Trusted by Global Partners
✔ Automotive Tier 1 Suppliers: Precision-formed exhaust components
✔ Food Equipment OEMs: FDA-compliant 2B/BA finish strips
✔ Construction Giants: ASTM-compliant clad steel for architectural projects
In Conclusion
304 and 304L stainless steel strips are cornerstone materials in modern engineering, offering a balance of mechanical strength, corrosion resistance, and cost-efficiency. While 304 excels in general-purpose applications, 304L stands out for its superior weldability and corrosion resistance, making it the preferred choice for:
- Critical welded structures (e.g., pressure vessels, chemical piping).
- Corrosive environments (e.g., marine, offshore, chemical processing).
- Applications requiring long-term durability and minimal maintenance.
Final Recommendations:
- Select 304L for projects demanding high corrosion resistance and weld integrity (e.g., nuclear, chemical, marine industries).
- Opt for 304 when cost is a primary concern and the application involves non-welded or lightly stressed components (e.g., consumer goods, architecture).