Changzhou Joyruns Steel Tube CO.,LTD
                                                                                                           
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ASTM A254 DC04 6x0.65mm Both Side Copper Coated Steel Bundy Tubing for Automotive and Refrigeration

Price Negotiable
Price: Negotiable
MOQ: 2Tons
Delivery Time: 10days
Brand: Joyruns
Product Description
Product Overview
ASTM A254 DC04 6×0.65mm both side copper-coated steel Bundy tubing designed for automotive, refrigeration, and hydraulic system applications. Available in single and double wall configurations with outer diameters from 3.17-15mm and wall thicknesses from 0.5-1mm.
Product Specifications
Material: DC04 Low Carbon Steel
Standard: ASTM A254
Outer Diameter: 6mm
Wall Thickness: 0.65mm
Coating: Both Side Copper Coated (≥2µm)
Available Configurations
Double Wall Copper Brazed Steel Tube
Manufactured from steel strip copper-plated on both sides, ideal for demanding automotive and industrial hydraulic applications.
Single Wall Steel Tubing
The most common type for household refrigeration applications, manufactured using high-frequency induction welding with minimal internal weld bead and external flashing removal.
Surface Treatment Options
  • Plain Tube: Slightly oiled exterior for oxidation resistance
  • Electrolytic Both Side Copper Coating: ≥2µm copper layer on both sides
  • Hot-Dip Zinc Coating: ≥70g/m² zinc layer withstands >72h salt spray test
Single Wall Steel Tubing OD & Wall Tholerance
ASTM A254 Bundy tubing dimensional tolerance chart
Manufacturing Facility
Bundy tubing production workshop overview
Copper coated steel tubing manufacturing process
High-frequency induction welding equipment for Bundy tubing
Quality Control Laboratory
Laboratory testing equipment for tubing quality control
Coating thickness measurement equipment
Material testing laboratory setup
Salt spray corrosion testing chamber
Tubing dimensional inspection equipment
Quality control documentation and testing records
Packaging & Shipping
Bundy tubing protective packaging materials
Copper coated steel tubing bundled for shipment
Finished Bundy tubing ready for distribution

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changzhou Joyruns Steel Tube CO.,LTD
Location No.143 Qingyang North road,Tianning district. Changzhou
Contact Person Lee

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