Mechanical Properties of Round Copper and Copper Alloy Tubes for Heat Exchangers, EN 12451
Mechanical properties of round copper and copper alloy tubes for heat exchangers, EN 12451
| Designation | Tensile strength | 0.2% Yield strength | Elongation | Expansion with mandrel | Hardness | |||
|---|---|---|---|---|---|---|---|---|
| Rm | Rp0,2 | A | HV | |||||
| Material | N/mm2 | N/mm1 | % | % | ||||
| Symbol | Number | Delivery condition | min. | min. | min. | min. | min. | max. |
| Cu-DHP | CW024A | R250 | 250 | 150 | 20 | 20 | - | - |
| H075 | - | - | - | 20 | 75 | 100 | ||
| R290 | 290 | 250 | 5 | - | - | - | ||
| H100 | - | - | - | - | 100 | - | ||
| R350 1) | 350 | 110 | 50 | 30 | - | - | ||
| CuAl5As | CW300G | H075 1) | - | - | - | 30 | 75 | 110 |
| CuNi10Fe1Mn | CW352H | R290 1) | 290 | 90 | 30 | 30 | - | - |
| H075 1) | - | - | - | 30 | 75 | 105 | ||
| R310 | 310 | 220 | 12 | 20 | - | - | ||
| H105 | - | - | - | 20 | 105 | 150 | ||
| R480 | 480 | 400 | 8 | 8 | - | - | ||
| H150 | - | - | - | 8 | 150 | - | ||
| CuNi30Fe2Mn2 | CW353H | R420 1) | 420 | 150 | 30 | 30 | - | - |
| H090 1) | - | - | - | 30 | 90 | 125 | ||
| CuNi30Mn1Fe | CW354H | R370 1) | 370 | 120 | 35 | 30 | - | - |
| H090 1) | - | - | - | 30 | 90 | 120 | ||
| R480 | 480 | 300 | 12 | 20 | - | - | ||
| H120 | - | - | - | 20 | 120 | - | ||
| CuZn20Al2As | CW702R | R340 1) | 340 | 120 | 55 | 30 | - | - |
| H070 1) | - | - | - | 30 | 70 | 100 | ||
| R390 1) | 390 | 150 | 45 | 30 | - | - | ||
| H085 1) | - | - | - | 30 | 85 | 110 | ||
| CuZn28Sn1As | CW706R | R320 1) | 320 | 100 | 55 | 30 | - | - |
| H060 1) | - | - | - | 30 | 60 | 90 | ||
| R360 1) | 360 | 140 | 45 | 30 | - | - | ||
| H080 1) | - | - | - | 30 | 80 | 110 | ||
| CuZn30As | CW707R | R340 1) | 340 | 130 | 45 | 30 | - | - |
| H075 1) | - | - | - | 30 | 75 | 105 | ||
| 1) Annealed condition NOTE: 1 N/mm2 is equivalent to 1 MPa. | ||||||||