ASTM B111 C12200 Copper Tube (UNS C12200) Phosphorus-Deoxidized Copper
ASTM B111 C12200 (UNS C12200) is a phosphorus-deoxidized copper alloy widely used for condenser, heat exchanger, and fluid handling applications. With high copper purity and controlled phosphorus content, this grade offers excellent corrosion resistance, superior weldability, and good thermal conductivity, making it ideal for industrial and commercial systems requiring reliable heat transfer and long service life.
Key Features
- High copper content with phosphorus deoxidation
- Excellent corrosion resistance in fresh water and mild industrial environments
- Superior weldability and brazing characteristics
- Good thermal and electrical conductivity
- Smooth internal surface for efficient fluid flow
- Suitable for bending and forming operations
Equivalent Grades
| Standard | Grade |
|---|---|
| UNS | C12200 |
| EN | CW024A |
| DIN | Cu-DHP |
| JIS | C1220 |
Sizes
- Outside Diameter (OD): 6 mm to 159 mm
- Wall Thickness: 0.7 mm to 10 mm
- Length: Fixed length, random length, or cut-to-size
- Form: Straight lengths or coils (as required)
ASTM B111 C12200 Chemical Composition
| Element | Percentage (%) |
|---|---|
| Copper (Cu) | 99.90 min |
| Phosphorus (P) | 0.015 – 0.040 |
| Others | Balance |
C12200 Mechanical Properties
| Property | Typical Value |
|---|---|
| Tensile Strength | 210 – 260 MPa |
| Yield Strength | 70 – 100 MPa |
| Elongation | 35 – 45 % |
| Hardness | ~60 HV |
UNS C12200 Physical Properties
| Property | Value |
|---|---|
| Density | 8.94 g/cm³ |
| Melting Point | ~1083°C |
| Thermal Conductivity | ~330 W/m·K |
| Electrical Conductivity | ~85 % IACS |
Type of ASTM B111 C12200 Copper Tubes
- Seamless Copper Tubes
- Heat Exchanger Tubes
- Condenser Tubes
- Annealed (Soft) Tubes
- Hard Drawn Tubes
Applications
- Heat exchangers and condensers
- Power plants and refineries
- HVAC and refrigeration systems
- Desalination and water treatment plants
- Industrial cooling systems
- General engineering and fluid transport applications
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