What Is DC01 Material
DIN EN 10130 DC01 is the standard cold-rolled low-carbon steel grade used across industries that require consistent forming performance and high-quality surface conditions. Defined in the EN 10130 specification, DC01 represents the general-purpose grade, suitable for bending, shaping, flattening, and moderate drawing operations. Because it is produced through controlled cold rolling and annealing, DC01 offers superior geometric precision and clean, uniform surfaces, making it widely used in manufacturing lines where repeatability, dimensional accuracy, and coating compatibility matter.
Specifications
| Parameter | Value |
|---|---|
| Quality / standard | DC01 per DIN EN 10130 |
| Material number | 1.0330 |
| Old designation | ST 12-03 (DIN 1623) |
| Yield strength (Q temper) | 280 MPa max |
| Tensile strength | 270 - 410 MPa |
| Elongation A80 | 28 percent min |
| Thickness availability | Approx. 0.4 - 2.5 mm |
| Width availability | Up to approx. 1600 mm |
| Product forms | Coil, sheet, strip |
Characteristics and Performance Advantages
Good formability: DC01 offers balanced ductility and strength, ideal for cold forming methods including bending, rolling, pressing, and punching, though not intended for extremely deep drawing. Superior dimensional accuracy: because it is processed at room temperature, the steel achieves precise thickness tolerance, flatness, and consistent mechanical performance required for automated production lines and CNC fabrication. Excellent surface preparation for coatings: the smooth, defect-free surface guarantees better adhesion and a cleaner appearance for painting, powder coating, galvanizing, and electrocoating.
Typical Industry Applications
DC01 is used in electrical enclosures and housings, metal furniture and racks, automotive brackets and reinforcement plates, HVAC components, appliance panels and metal decorative parts, and general-purpose stamped products. Its adaptability makes it suitable for factories aiming to balance performance and material cost, and it remains one of the most frequently purchased cold-rolled grades due to cost efficiency, predictable quality, and compatibility with many processing methods.
Procurement Guidance
Confirm the EN 10130 standard and the required temper designation, thickness, width, surface condition, and oiling when ordering. Require a mill test certificate reporting the heat analysis and mechanical properties for traceability and customs clearance.
Frequently Asked Questions
Q: What is the material number of DC01?
DC01 is material number 1.0330 per DIN EN 10130, formerly designated ST 12-03 under DIN 1623.
Q: What are the mechanical properties of DC01?
Yield strength 280 MPa max, tensile strength 270 to 410 MPa, and elongation A80 of 28 percent minimum for the Q temper.
Q: Can DC01 be deep drawn?
It suits general forming and moderate drawing; for deep drawing, higher grades such as DC04 or DC06 are used.
Q: What thicknesses is DC01 available in?
Approximately 0.4 to 2.5 mm, with widths up to about 1600 mm in coil, sheet, or strip form.
Q: Why is DC01 good for coating?
The smooth, defect-free cold-rolled surface ensures good adhesion of paint, powder coating, galvanizing, and electrocoating.
Q: What is the composition of DC01?
Carbon 0.12 percent max, manganese 0.60 percent max, phosphorus 0.045 percent max, and sulfur 0.045 percent max.