EN10139 DC04 Single Wall Steel Tube 8×0.7mm Copper Coated Cold Rolled Pipe for Refrigeration and Automotive Applications
EN10139 DC04 single wall cold rolled copper-coated steel tubing in 8×0.7mm dimensions, manufactured using high-frequency induction welding for superior quality and performance in refrigeration and automotive applications.
- Single wall construction ideal for household refrigeration systems
- Copper-coated steel strip with ≥2µm copper layer on both sides
- High-frequency induction welding with minimal internal weld bead
- Available in plain, zinc-coated, or copper-coated finishes
- Corrosion-resistant coatings applied inline for uniform coverage
| C | Si | Mn | P | S |
|---|---|---|---|---|
| 0.08% | 0.03% | 0.03% | 0.02% | 0.02% |
| Property | Value |
|---|---|
| Tensile Strength | 290 MPa |
| Yield Strength | 180 MPa |
| Elongation | 20% |
| Salt Spray Test | 48 hours |
| Inside Surface Cleanliness | 20 g/m² |
Supplied with slightly oiled outside surface to improve oxidation resistance. Requires dry storage away from humidity and corrosive agents.
Steel strip copper-coated on both sides with ≥2µm layer. Welding seam area on outside surface remains uncoated due to scarfing operation.
Outside surface coated with zinc layer ≥70 g/m², withstands >72 hours in salt spray test before showing red rust (UNI ISO 9227).
Our state-of-the-art manufacturing facility utilizes advanced production processes and comprehensive laboratory testing equipment to ensure consistent quality and performance standards.
Our steel tubes are carefully packaged to ensure protection during transit and storage, maintaining product integrity from factory to destination.
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