DIN17660 CuZn20Al2 F39 HFW Alloy Steel Seamless Tube / Pipe For Heat Exchanger
DIN17660 CuZn20Al2 F39 alloy steel seamless tube/pipe
DIN17660 CuZn20Al2 F39 alloy steel seamless tube/pipe is a specific type of steel tube/pipe that is made from a specific alloy of steel. This alloy, known as CuZn20Al2, is a type of brass that is primarily composed of copper and zinc, with a small amount of aluminum added for additional strength and durability.
The DIN17660 in the name refers to the German industrial standard that the tube/pipe adheres to. This standard ensures that the tube/pipe meets certain specifications and quality standards.
The F39 designation is a specific grade within the DIN17660 standard. This grade is known for its excellent formability and good resistance to corrosion, making it ideal for use in a variety of applications, including plumbing and heating systems.
A seamless tube/pipe is one that is made without a welded seam, making it stronger and more durable than a tube/pipe with a seam. This makes it ideal for use in high-pressure applications.
In summary, a DIN17660 CuZn20Al2 F39 alloy steel seamless tube/pipe is a high-quality, durable tube/pipe that is made from a specific alloy of steel and meets the DIN17660 German industrial standard.
DIN 17660 CuZn20Al2 Copper Alloy Seamless Tube
| Al(%) | Mn(%) | Pb(%) | Fe(%) | Ni(%) | Zn(%) | Cu(%) |
|---|---|---|---|---|---|---|
| 1.8-2.3 | ≦0.1 | ≦0.07 | ≦0.07 | ≦0.1 | ≧15 | 76.0-79.0 |
DIN 17660 Other Grades Or Similar Grades
| Grade | Standard | Area | Content |
|---|---|---|---|
| CuZn 44 Pb 2 | DIN 17660 | Germany | Wrought copper alloys; copper-zinc alloys (brass); (special brass); chemical composition |
| CuZn35Ni2 | DIN 17660 | Germany | Wrought copper alloys; copper-zinc alloys (brass); (special brass); chemical composition |
| CuZn 40 Al 2 | DIN 17660 | Germany | Wrought copper alloys; copper-zinc alloys (brass); (special brass); chemical composition |
| 2.0360 | DIN 17660 | Germany | Wrought copper alloys; copper-zinc alloys (brass); (special brass); chemical composition |
| CuZn 15 | DIN 17660 | Germany | Wrought copper alloys; copper-zinc alloys (brass); (special brass); chemical composition |
| 2.0240 | DIN 17660 | Germany | Wrought copper alloys; copper-zinc alloys (brass); (special brass); chemical composition |
| Standard Grade | ASTM B 111 C68700 |
EN 12451 CuZn20Al2As |
DIN 17660/1785 CuZn20Al2 |
BS 2871 CZ 110 |
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 | 1.8-2.5 |
| Fe | 0.06 max | 0.07 max | 0.07 max | 0.06 max | 0.06 max | 0.06 max |
| Pb | 0.07 max | 0.05 max | 0.07 max | 0.07 max | 0.07 max | 0.03 max |
| Zn | Bal. | 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 | 0.03-0.06 |
| P | - | 0.01 max | 0.01 max | - | - | 0.02 max |
| Mn | - | 0.1 max | 0.1 max | - | - | - |
| Total impurities | - | 0.3 max | 0.1 max | 0.3 max | - | 0.3 max |
|
Condition |
O61 | R390 | F39 | M | O | M |
| - | R340 | F34 | TA | - | Y2 | |
| - | - | O | - | - | ||
| Yield Strength N/mm2 |
125 min | 150 min | 150-230 | - | - | - |
| - | 120 min | 120-180 | - | - | - | |
| - | - | - | - | - | - | |
| Tensile Strength N/mm2 |
345 min. | 390 min | - | - | 373 min | 370 min |
| - | 340 min | - | - | - | 350 min | |
| - | - | - | - | - | - | |
| Elongation (%) | - | 45 min | 45 min | - | 40 min | 40 min |
| - | 55 min | 55 min | - | - | 50 min | |
| - | - | - | - | - | - | |
| Hardness Hv5 | - | - | - | 150 min | - | - |
| - | - | - | 85-110 | - | - | |
| - | - | - | 75 max | - | - | |
|
Typical use
|
Most used copper alloy for heat exchanger tubes application. |
|||||
Applications:
- 1. Marine Industry
- 2. Automotive Industry
- 3. Construction Industry
- 4. Chemical Industry
- 5. Power Plants
- 6. Plumbing
- 7. Oil and Gas Industry
- 8. Aerospace Industry
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.

