CU7 Material Datasheet
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| Material Number | Material Name | Standard | Scope | Standard Status | Country | |
|---|---|---|---|---|---|---|
| CU7 (DIN EN 28839 : 1991-12) | CU7 | DIN EN 28839 : 1991-12 | Supersedes DIN 267-18 : 1981-02 | Valid | Germany | 1) |
| 1) Remark: Fasteners such as screws and nuts made of copper alloy CuAl10Ni5Fe4 with a nominal thread diameter of M12 to M39 (ISO thread acc. to ISO 261), not suitable for fasteners with special requirements such as corrosion resistance and electrical conductivity. |
Chemical Composition
| Al [%] | Fe [%] | Mn [%] | Ni [%] | Pb [%] | Si [%] | Sn [%] | Zn [%] | Remainder | |
|---|---|---|---|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | |||||||||
| 2) Remark: blur |
Mechanical Properties
| Nominal Size [mm] | Temperature [°C] | Tensile Strength [MPa] | Yield Strength (0.2% offset) [MPa] | Elongation A [%] | |
|---|---|---|---|---|---|
| blur | blur | blur | blur | blur | 1)2) |
| 1) Source: blur | |||||
| 2) Remark: blur |
Cross Reference
| Material Name | Country | Standard | |
|---|---|---|---|
| CuAl10Ni5Fe4 | Europe | EN 28839 | |
| CU7 | International | ISO 8839 | 1) |
| CU7 | International | ISO 428 | 1) |
| CW307G | Europe | ||
| 1) Source: EN 28839 : 1991-10 |
Producer/Supplier/Trade names
| Tradename | Supplier |
|---|---|
| CU7 | Bossard Deutschland GmbH, Illerrieden |
| CuAl10Ni | Haynes Tigges (Holdings) Ltd., Shrewsbury |
| 2.0966 | TS Verbindungsteile GmbH, Bitburg |
| 2.0966 | Wilhelm Böllhoff GmbH & Co. KG, Bielefeld |
| CuAl10Ni5Fe4 | Wilhelm Böllhoff GmbH & Co. KG, Bielefeld |