| Alliage de tube en laiton | La composition chimique | Tempérer | Propriété mécanique | ||||
|
Le cuivre
% |
Le plomb
% |
Fer à repasser
% |
Le zinc
% |
Résistance à la traction
MPa |
L'élongation
% |
||
| C22000 | 89.0-91.0 | ≤0,05 | ≤0,05 | Reste | Soft | ≥225 | ≥ 35 |
| 1/2 disque | ≥275 | ≥15 | |||||
| Disque | ≥360 | / | |||||
| C23000 | 84.0-86.0 | ≤0,05 | ≤0,05 | Reste | Soft | ≥275 | ≥ 35 |
| 1/2 disque | ≥305 | ≥20 | |||||
| Disque | ≥390 | / | |||||
| C26000 | 68.5-71.5 | ≤0,07 | ≤0,05 | Reste | Soft | ≥275 | ≥45 |
| 1/2 disque | ≥375 | ≥20 | |||||
| Disque | ≥450 | / | |||||
| C27000 | 63.0-68.5 | ≤0,10 | ≤0,07 | Reste | Soft | ≥295 | ≥40 |
| 1/2 disque | ≥375 | ≥20 | |||||
| C27200 | 62.0-65.0 | ≤0,07 | ≤0,07 | Reste | |||
| Disque | ≥450 | / | |||||
| C28000 | 59.0-63.0 | ≤0,30 | ≤0,07 | Reste | Soft | ≥315 | ≥ 35 |
| 1/2 disque | ≥375 | ≥15 | |||||
| Disque | ≥450 | / | |||||
| ASTM B135 | EN 12449 | JIS H3300 | GB/T 1527 |
| C22000 | CuZn10 | C2200 | H90 |
| C23000 | CuZn15 | C2300 | H85 |
| C26000 | CuZn30 | C2600 | H70 |
| C27000 | CuZn36 | C2700 | H65 |
| C27200 | CuZn37 | / | H63 |
| C28000 | / | C2800 | H62 |
|
W.T.
O.D.
|
0,5-0,6 | À 0,6-0,8 | 0,8-1,0 | 1.0-1.2 | 1,2-1,5 | 1.5-2.0 | 2.0-3.0 | 3.0-4.0 |
| 6.35-12.7 | √ | √ | √ | √ | √ | |||
| 12.7-19.05 | √ | √ | √ | √ | √ | √ | ||
| 19.05-25.4 | √ | √ | √ | √ | √ | √ | ||
| 25.4-34.93 | √ | √ | √ | √ | √ | √ | ||
| 34.93-50.8 | √ | √ | √ | √ | √ | |||
| 50.8-70.0 | √ | √ | √ | √ | √ |