Overview
The K&S Metals Round Copper Tube measures 3mm OD with a 0.36mm wall and 300mm length, made from 122-alloy copper for outstanding thermal conductivity and antimicrobial properties. Commonly used in HVAC, small-scale plumbing, and decorative crafts, this round copper tubing also performs beautifully in jewelry, model building, and architectural accents.
Key Features
- 3mm outside diameter with 0.36mm wall thickness
- 300mm (~12") length, sold in a 3-piece pack
- 122-alloy copper with excellent thermal conductivity
- Naturally antimicrobial and corrosion-resistant
Performance Benefits
- Conducts heat efficiently — ideal for HVAC and refrigeration mock-ups
- Antimicrobial surface inhibits bacterial growth
- Develops an attractive patina over time for decorative use
Usage Notes
- Great for HVAC training, plumbing repair, jewelry, and crafts
- Cut with a tubing cutter for clean, square ends
- Anneal before tight bends to prevent kinking
Technical Specs
- Material Type: Copper
- Product Shape: Round Tube
- Outside Diameter: 3mm
- Wall Thickness: 0.36mm
- Inside Diameter: .090"
- Length: 300mm
- Alloy: 122
- Pieces Per Pack: 3