| Standard: | DIN17660 | Material Grade: | CuZn20Al2 F39 |
|---|---|---|---|
| Size: | 1/2′ – 48′ | BGW: | BGW 10 -BGW XXS |
| Application: | Decoration，Construction，boiler，oil And Gas，electric | Length: | 3000mm~6000mm |
| High Light: | Heat Exchanger HFW Alloy Steel Pipe， HFW Alloy Steel， F39 Alloy Steel Seamless Tube | ||
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
