Copper and copper alloy bars for general applications
Chemical composition of copper and copper alloy bars for general applications, EN 12163
Table 1- Composition of low-alloyed copper alloys
| Material | Chemical composition, % | Density, g/cm3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Symbol | Number | Element | Cu | Be | Co | Cr | Fe | Mn | Ni | Pb | Si | Zr | Others total | approx. |
| CuBe2 | CW101C | min. | Rest | 1.8 | — | — | — | — | — | — | — | — | — | 8.3 |
| max. | — | 2.1 | 0,3 | — | 0,2 | — | 0,3 | — | — | — | 0.5 | |||
| CuCo1Ni1Be | CW103C | min. | Rest | 0.4 | 0.8 | — | — | — | 0.8 | — | — | — | — | 8.8 |
| max. | — | 0.7 | 1.3 | — | 0,2 | — | 1.3 | — | — | — | 0.5 | |||
| CuCo2Be | CW104C | min. | Rest | 0.4 | 2.0 | — | — | — | — | — | — | — | — | 8.8 |
| max. | — | 0.7 | 2.8 | — | 0,2 | — | 0,3 | — | — | — | 0.5 | |||
| CuCr1Zr | CW106C | min. | Rest | — | — | 0.5 | — | — | — | — | — | 0.03 | — | 8.9 |
| max. | — | — | — | 1.2 | 0,08 | — | — | — | 0,1 | 0.3 | 0.2 | |||
| CuNi1Si | CW109C | min. | Rest | — | — | — | — | — | 1.0 | — | 0.4 | — | — | 8.8 |
| max. | — | — | — | — | 0,2 | 0,1 | 1.6 | 0.02 | 0.7 | — | 0.3 | |||
| CuNi2Si | CW111C | min. | Rest | — | — | — | — | — | 1.6 | — | 0.4 | — | — | 8.8 |
| max. | — | — | — | — | 0,2 | 0,1 | 2.5 | 0.02 | 0.8 | — | 0.3 | |||
| CuZr | CW120C | min. | Rest | — | — | — | — | — | — | — | — | 0.1 | — | 8.9 |
| max. | — | — | — | — | — | — | — | — | — | 0.2 | 0.1 | |||
| a For information only. | ||||||||||||||
Table 2 – Composition of copper-aluminium alloys
| Material | Chemical composition, % | Density, g/cm3 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Symbol | Number | Element | Cu | Al | Fe | Mn | Ni | Pb | Si | Sn | Zn | Others total | approx. |
| CuAl10Fe1 | CW305G | min. | Rest | 9 | 0.5 | — | — | — | — | — | — | — | |
| max. | — | 10 | 1.5 | 0.5 | 1 | 0.02 | 0.2 | 0.1 | 0.5 | 0.2 | 7.6 | ||
| CuAl10Ni5Fe4 | CW307G | min. | Rest | 8.5 | 3 | — | 4 | — | — | — | — | — | |
| max. | — | 11 | 5 | 1 | 6 | 0.05 | 0.2 | 0.1 | 0.4 | 0.2 | 7.6 | ||
| CuAl11Fe6Ni6 | CW308G | min. | Rest | 10.5 | 5 | — | 5 | — | — | — | — | — | |
| max. | — | 12.5 | 7 | 1.5 | 7 | 0.05 | 0.2 | 0.1 | 0.5 | 0.2 | 7.4 | ||
| a For information only. | |||||||||||||
Table 3 — Composition of copper-nickel alloys
| Material | Chemical composition, % | Density, g/cm3 | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Symbol | Number | Element | Cu | C | Co | Fe | Mn | Ni | P | Pb | S | Sn | Zn | Others total | approx. |
| CuNi10Fe1Mn | CW352H | min. | Rest | — | — | 1 | 0.5 | 9 | — | — | — | — | — | — | |
| max. | — | 0.05 | 0,1b | 2 | 1 | 11 | 0.02 | 0.02 | 0.05 | 0.03 | 0.5 | 0.2 | 8.9 | ||
| CuNi30Mn1Fe | CW354H | min. | Rest | — | — | 0.4 | 0.5 | 30 | — | — | — | — | — | — | |
| max. | — | 0.05 | 0,1b | 1 | 1.5 | 32 | 0.02 | 0.02 | 0.05 | 0.05 | 0.5 | 0.2 | 8.9 | ||
| a For information only. | |||||||||||||||
| b Co max. 0.1 % is counted as Ni. | |||||||||||||||
Table 4 — Composition of copper-nickel-zinc alloys
| Material | Chemical composition, % | Density, g/cm3 | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Symbol | Number | Element | Cu | C | Co | Fe | Mn | Ni | P | Pb | S | Sn | Zn | Others total | approx. |
| CuNi10Fe1Mn | CW352H | min. | Rest | — | — | 1 | 0.5 | 9 | — | — | — | — | — | — | |
| max. | — | 0.05 | 0,1b | 2 | 1 | 11 | 0.02 | 0.02 | 0.05 | 0.03 | 0.5 | 0.2 | 8.9 | ||
| CuNi30Mn1Fe | CW354H | min. | Rest | — | — | 0.4 | 0.5 | 30 | — | — | — | — | — | — | |
| max. | — | 0.05 | 0,1b | 1 | 1.5 | 32 | 0.02 | 0.02 | 0.05 | 0.05 | 0.5 | 0.2 | 8.9 | ||
| a For information only. | |||||||||||||||
| b Co max. 0.1 % is counted as Ni. | |||||||||||||||
Table 4 — Composition of copper-nickel-zinc alloys
| Material | Chemical composition, % | Density, g/cm3 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Symbol | Number | Element | Cu | Fe | Mn | Ni | Pb | Sn | Zn | Others total | approx. |
| CuNi12Zn24 | CW403J | min. | 63 | — | — | 11 | — | — | Rest | — | 8.7 |
| max. | 66 | 0.3 | 0.5 | 13 | 0.03 | 0.03 | — | 0.2 | |||
| CuNi18Zn20 | CW409J | min. | 60 | — | — | 17 | — | — | Rest | — | 8.7 |
| max. | 63 | 0.3 | 0.5 | 19 | 0.03 | 0.03 | — | 0.2 | |||
| a For information only. | |||||||||||
Table 5 — Composition of copper-tin alloys
| Material | Chemical composition, % | Density, g/cm3 | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Symbol | Number | Element | Cu | Fe | Ni | P | Pb | Sn | Zn | Others total | approx. |
| CuSn6 | CW452K | min. | Rest | — | — | 0.01 | — | 5.5 | — | — | 8.8 |
| max. | — | 0.1 | 0.2 | 0.4 | 0.02 | 7 | 0.2 | 0.2 | |||
| CuSn8 | CW453K | min. | Rest | — | — | 0.01 | — | 7.5 | — | — | 8.8 |
| max. | — | 0.1 | 0.2 | 0.4 | 0.02 | 8.5 | 0.2 | 0.2 | |||
| CuSn8P | CW459K | min. | Rest | — | — | 0.2 | — | 7.5 | — | — | 8.8 |
| max. | — | 0.1 | 0.3 | 0.4 | 0.05 | 8.5 | 0.3 | 0.2 | |||
| a For information only. | |||||||||||
Table 6 — Composition of copper-zinc alloys
| Material | Chemical composition, % b | Density, g/cm3 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Symbol | Number | Element | Cu | As | Al | Fe | Mn | Ni | Pb | Sn | Zn | Others total | approx. |
| CuZn10 | CW501L | min. | 89 | — | — | — | — | — | — | — | Rest | — | |
| max. | 91 | — | 0.02 | 0.05 | — | 0.3 | 0.05 | 0.1 | — | 0.1 | 8.8 | ||
| CuZn15 | CW502L | min. | 84 | — | — | — | — | — | — | — | Rest | — | |
| max. | 86 | — | 0.02 | 0.05 | — | 0.3 | 0.05 | 0.1 | — | 0.1 | 8.8 | ||
| CuZn20 | CW503L | min. | 79 | — | — | — | — | — | — | — | Rest | — | |
| max. | 81 | — | 0.02 | 0.05 | — | 0.3 | 0.05 | 0.1 | — | 0.1 | 8.7 | ||
| CuZn30 | CW505L | min. | 69 | — | — | — | — | — | — | — | Rest | — | |
| max. | 71 | — | 0.02 | 0.05 | — | 0.3 | 0.05 | 0.1 | — | 0.1 | 8.5 | ||
| CuZn36 | CW507L | min. | 63.5 | — | — | — | — | — | — | — | Rest | — | |
| max. | 65.5 | — | 0.02 | 0.05 | — | 0.3 | 0.05 | 0.1 | — | 0.1 | 8.4 | ||
| CuZn37 | CW508L | min. | 62 | — | — | — | — | — | — | — | Rest | — | |
| max. | 64 | — | 0.05 | 0.1 | — | 0.3 | 0.1 | 0.1 | — | 0.1 | 8.4 | ||
| CuZn40 | CW509L | min. | 59 | — | — | — | — | — | — | — | Rest | — | |
| max. | 61.5 | — | 0.05 | 0.2 | — | 0.3 | 0.2 | 0.2 | — | 0.2 | 8.4 | ||
| CuZn42 | CW510L | min. | 57 | — | — | — | — | — | — | — | Rest | — | |
| max. | 59 | — | 0.05 | 0.3 | — | 0.3 | 0.2 | 0.3 | — | 0.2 | 8.4 | ||
| CuZn38As | CW511L | min. | 61.5 | 0.02 | — | — | — | — | — | — | Rest | — | |
| max. | 63.5 | 0.15 | 0.05 | 0.1 | — | 0.3 | 0.2 | 0.1 | — | 0.2 | 8.4 | ||
| a For information only. | |||||||||||||
| b For drinking water applications, restrictions on the chemical composition of some materials listed in this table may apply according to national regulations/laws, for example as specified in the 4 MS Common Composition List. | |||||||||||||
7 — Composition of complex copper-zinc alloys
| Material | Element | Chemical composition, % | Density, g/cm3 | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Symbol | Number | Cu | Al | As | Fe | Mn | Ni | P | Pb | Si | Sn | Zn | Others total | approx. | |
| CuZn23A16Mn4Fe3Pb | CW704R | min. | 63.0 | 5.0 | — | 2.0 | 3.5 | — | — | 0.2 | — | — | Rest | — | 8.2 |
| max. | 65.0 | 6.0 | — | 3.5 | 5.0 | 0.5 | — | 0.8 | 0,2 | 0,2 | — | 0,2 | |||
| CuZn35Ni3Mn2AlPb | CW710R | min. | 58.0 | 0.3 | — | — | 1.5 | 2.0 | — | 0.2 | — | — | Rest | — | 8.3 |
| max. | 60.0 | 1.3 | — | 0,5 | 2.5 | 3.0 | — | 0.8 | 0,1 | 0.5 | — | 0,3 | |||
| CuZn31Si1 | CW708R | min. | 66.0 | — | — | — | — | — | — | — | 0.7 | — | Rest | — | 8.4 |
| max. | 70.0 | — | — | 0.4 | — | 0.5 | — | 0.8 | 1.3 | — | — | 0.5 | |||
| CuZn36Sn1Pb | CW712R | min. | 61.0 | — | — | — | — | — | — | 0.2 | — | 1.0 | Rest | — | 8.3 |
| max. | 63.0 | — | — | 0,1 | — | 0,2 | — | 0.6 | — | 1.5 | — | 0.2 | |||
| CuZn39Sn1 | CW719R | min. | 59.0 | — | — | — | — | — | — | — | — | 0.5 | Rest | — | 8.4 |
| max. | 61.0 | — | — | 0,1 | — | 0,2 | — | 0,2 | — | 1.0 | — | 0.2 | |||
| CuZn21Si3P | CW724R | min. | 75.0 | — | — | — | — | — | 0.02 | — | 2.7 | — | Rest | — | 8.3 |
| max. | 77.0 | 0,05 | — | 0,3 | 0,05 | 0.2 | 0.1 | 0,10 | 3.5 | 0.3 | — | 0.2 | |||
| a For information only. | |||||||||||||||
| b For drinking water applications, restrictions on the chemical composition of some materials listed in this table may apply according to national regulations/laws, for example as specified in the 4 MS Common Composition List. | |||||||||||||||