DC03 steel coil is a drawing-quality cold rolled low-carbon steel grade specified under EN 10130 (Steel Number: 1.0347). Thanks to its balanced strength, excellent formability, and superior surface quality, DC03 is widely recognized as a versatile material for applications requiring moderate drawing, accurate dimensions, and clean surface appearance.
For manufacturers in furniture, electrical equipment, and precision stamping industries, DC03 offers an ideal combination of process stability and cost efficiency.
Chemical composition % of steel DC03 (1.0347): EN 10130-2006
| Unless otherwise agreed at the time of enquery and order, this grade may be supplied as alloy steel (for example with boron or titanium) |
| C | Mn | P | S |
| max 0.1 | max 0.45 | max 0.035 | max 0.035 |
Mechanical properties of steel DC03 (1.0347)
| Rm - Tensile strength (MPa) | 270-370 |
| ReH - Minimum yield strength (MPa) | 240 |
| A - Min. elongation Lo = 80 mm (%) | 34 |
| A - Min. elongation Lo = 5,65 √ So (%) (+A) | 37 |
| Vickers hardness ( HV): (+A) | 100 |
Why DC03 Steel Coil Is Considered Versatile
DC03 sits between commercial-quality DC01 and deep-drawing DC04. Its characteristics include:
- Improved ductility over DC01
- Lower yield strength for smoother material flow
- Consistent thickness and flatness
- Excellent surface finish for coating and painting
This makes DC03 suitable for multiple industries with diverse forming requirements.
DC03 Steel Coil in Furniture Manufacturing
Modern metal furniture production emphasizes structural reliability, aesthetic finish, and forming accuracy.
Key Advantages for Furniture Applications
Easy bending without cracking
Smooth surface for powder coating
Stable mechanical properties for batch production
Typical Furniture Components
Office desks and cabinets
Metal chairs and frames
Shelving systems and lockers
Storage units and filing cabinets
DC03 allows furniture manufacturers to achieve complex shapes while maintaining surface quality.
DC03 Steel Coil for Electrical Enclosures & Cabinets
Electrical enclosures require dimensional accuracy, formability, and consistent quality to ensure safety and proper assembly.
Why DC03 Is Ideal for Electrical Applications
- Excellent stamping and bending performance
- Uniform thickness for precise tolerances
- Good weldability for assembly operations
Common Electrical Components
- Control panels and switch cabinets
- Distribution boxes
- Electrical housings and covers
DC03 steel coil supports complex bends and cutouts without compromising structural integrity.
Precision Stamping Applications of DC03 Steel Coil
Precision stamping demands steel with predictable deformation behavior.
Performance Benefits
- Reduced springback
- Lower risk of tearing or wrinkling
- Stable material flow in progressive dies
Typical Stamped Products
- Brackets and connectors
- Instrument housings
- Light structural components
- Precision-formed industrial parts
DC03 helps manufacturers reduce scrap rates and improve production efficiency.
DC03 vs. Alternative Grades: Why It's the Versatile Choice
To help you understand DC03's competitive edge, here's a quick comparison with common alternatives for the above applications:
| Grade | Key Difference vs. DC03 |
|---|---|
| DC01 | Lower formability (elongation ~28%)-less suitable for complex bending/stamping. |
| DC04 | Higher deep-drawing capability but more expensive-overkill for non-extreme applications. |
| SPCC (JIS) | Similar base properties but tighter tolerance control and better surface quality with DC03. |
| Hot-rolled | Poor surface quality (scaly) and looser tolerances-requires more pretreatment. |
Whether you're manufacturing furniture, electrical enclosures, or precision-stamped parts, DC03 steel coil delivers the versatility, quality, and cost-efficiency your business needs.
Contact us today to get a custom quote for DC03 steel coil tailored to your application requirements!
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Q1: Can DC03 steel coil be used for outdoor furniture or outdoor electrical enclosures?
A1: Yes-when coated with anti-corrosive finishes (e.g., powder coating, galvanizing, or paint), DC03 resists rust and moisture, making it suitable for outdoor use. Uncoated DC03 has moderate atmospheric corrosion resistance but is best paired with a protective layer for long-term outdoor exposure.
Q2: What thickness of DC03 is most commonly used in these applications?
A2: For furniture manufacturing: 0.8-2.0mm (frames, panels); electrical enclosures: 1.0-2.5mm (casings, control panels); precision stamping: 0.35-1.5mm (small components, connectors). We can supply custom thicknesses based on your specific needs.
Q3: Is DC03 compatible with welding and assembly processes for furniture/electronics?
A3: Absolutely-DC03's low carbon content ensures excellent weldability (MIG, TIG, spot welding) and compatibility with riveting, screwing, and adhesive bonding, making assembly seamless.
Q4: How does DC03 ensure precision in stamping for small electronic components?
A4: DC03's tight thickness tolerance (±0.05mm) and flatness (≤3mm/m) ensure that stamping dies produce consistent, accurate parts. Its smooth surface also prevents material sticking to dies, reducing defects in micro-stamping applications.