BS2871 CZ110 Copper Nickel Seamless Tubes 76-79% Cu Content for Heat Exchangers and Condensers
Price:
Negotiable
MOQ:
2Tons
Delivery Time:
20days
Brand:
Joyruns
Product Description
BS2871 CZ110 Copper Nickel Seamless Tubes
High-Performance Heat Exchanger Tubes
BS2871 CZ110 aluminum brass tubes deliver exceptional resistance to high-velocity salt and brackish water, making them the ideal choice for condenser applications in marine and land power stations.
Key Features & Benefits
- Superior resistance to impingement attack in high-velocity water environments
- Excellent combination of high strength and general corrosion resistance
- Low susceptibility to stress corrosion cracking
- Suitable for use in hard-drawn conditions with heat treatment capability
- Arsenic addition prevents dezincification issues
Material Specifications
Chemical Composition
| Element | ASTM B111 C68700 | EN 12451 CuZn20Al2As | DIN 17660/1785 CuZn20Al2 | BS 2871 CZ110 | JIS H3300 C6870 | GB/T8890 HAL77-2 |
|---|---|---|---|---|---|---|
| Cu | 76.0-79.0 | 76.0-79.0 | 76.0-79.0 | 76.0-78.0 | 76.0-79.0 | 76-79 |
| Al | 1.8-2.5 | 1.8-2.3 | 1.8-2.3 | 1.8-2.3 | 1.8-2.5 | |
| Fe | 0.06 max | 0.07 max | 0.07 max | 0.06 max | 0.06 max | |
| Pb | 0.07 max | 0.05 max | 0.07 max | 0.07 max | 0.07 max | |
| Zn | Bal. | Bal. | Bal. | Bal. | Bal. | |
| As | 0.02-0.10 | 0.02-0.06 | 0.02-0.035 | 0.02-0.06 | 0.02-0.06 |
Mechanical Properties
| Property | ASTM B111 C68700 | EN 12451 CuZn20Al2As | BS 2871 CZ110 |
|---|---|---|---|
| Yield Strength (N/mm²) | 125 min | 150 min | - |
| Tensile Strength (N/mm²) | 345 min | 390 min | 373 min |
| Elongation (%) | - | 45 min | 40 min |
Physical Properties & Technical Data
Melting Point: 935°C
Density (20°C): 8.33 g/cm³
Hot Working Properties: Excellent
Cold Working Properties: Very Good
Weight Calculation Formulas
Average Wall: (OD-WT) x WT x 0.0265 = Kg/m (all sizes in mm)
Minimum Wall: (OD-WT) x WT x 0.0275 = Kg/m (all sizes in mm)
International Standards Equivalents
| Material Designation | Corresponding Material Symbol |
|---|---|
| GB/T8890 HAL77-2 | ASTM B111 C68700 | BS2871 CZ110 | JIS H3300 C6870 | DIN1785 CuZn20AL2 |
Product Packaging
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Get in Touch
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Company
Changzhou Joyruns Steel Tube CO.,LTD
Location
No.143 Qingyang North road,Tianning district. Changzhou
Contact Person
Lee