EN10139 DC04 8×0.6mm Single Wall Copper-Coated Steel Tube - 290 MPa Tensile Strength, 48h Salt Spray Resistance
Price:
Negotiable
MOQ:
2Tons
Delivery Time:
10days
Brand:
Joyruns
Product Description
Product Overview
EN10139 DC04 8×0.6mm single wall cold rolled copper-coated steel tubing in coil form, designed for heat exchanger applications and automotive systems.
Key Features
- Single wall electro-welded steel tube construction
- Copper-coated for enhanced corrosion resistance
- Available in various coatings: plain, zinc-coated, or copper-coated
- Manufactured using high-frequency induction welding process
- Minimal internal weld bead and removed external flashing
- Suitable for refrigeration, automotive, and condenser applications
Technical Specifications
Chemical Composition
| C | Si | Mn | P | S |
|---|---|---|---|---|
| 0.08% | 0.03% | 0.03% | 0.02% | 0.02% |
Mechanical Properties
| Property | Value |
|---|---|
| Tensile Strength | 290 MPa |
| Yield Strength | 180 MPa |
| Elongation | 20% |
| Salt Spray Test | 48 hours |
| Inside Surface Cleanliness | 20 g/m² |
Coating Options
Plain Tube
Supplied with slightly oiled outside surface to improve oxidation resistance. Requires storage in dry conditions away from humidity and corrosive agents.
Electrolytic Copper Coating
Steel strip copper-coated on both sides with ≥2µm copper layer. Welding seam area on outside surface remains uncoated due to scarfing operation.
Hot Dip Zinc Coating
Outside surface coated with zinc layer ≥70 g/m². Withstands >72 hours in salt spray fog test before showing red rust (UNI ISO 9227).
Dimensional Tolerances
Manufacturing Facility
Quality Assurance
Packaging & Shipping
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Company
Changzhou Joyruns Steel Tube CO.,LTD
Location
No.143 Qingyang North road,Tianning district. Changzhou
Contact Person
Lee