CuZn34Mn3Al2Fe1-B ( CB764S )
| Grade : |
CuZn34Mn3Al2Fe1-B |
| Number: |
CB764S |
| Classification: |
Copper-zinc alloy |
| Standard: |
EN 1982: 2008 Copper and copper alloys. Ingots and castings |
| Equivalent grades: |
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Chemical composition % of grade CuZn34Mn3Al2Fe1-B ( CB764S )
| A suffix -B is added to the designation to identify material in the form of ingots |
| Fe |
Si |
Mn |
Ni |
P |
Al |
Cu |
Pb |
Sb |
Sn |
- |
| 0.8 - 2 |
max 0.08 |
1 - 3.5 |
max 2.7 |
max 0.02 |
1.5 - 3 |
55 - 65 |
max 0.2 |
max 0.05 |
max 0.3 |
Zn - remainder; Cu including Ni |
Mechanical properties of grade CuZn34Mn3Al2Fe1-B ( CB764S )
| Rm - Tensile strength (MPa) (GS) |
600 |
| Rm - Tensile strength (MPa) (GM) |
600 |
| Rm - Tensile strength (MPa) (GZ) |
620 |
| Rp0.2 0.2% proof strength (MPa) (GS) |
250 |
| Rp0.2 0.2% proof strength (MPa) (GM) |
260 |
| Rp0.2 0.2% proof strength (MPa) (GZ) |
260 |
| A - Min. elongation at fracture (%) (GS) |
15 |
| A - Min. elongation at fracture (%) (GM) |
10 |
| A - Min. elongation at fracture (%) (GZ) |
14 |
| Brinell hardness (HBW): (GS) |
140 |
| Brinell hardness (HBW): (GM) |
140 |
| Brinell hardness (HBW): (GZ) |
150 |
Equivalent grades of grade CuZn34Mn3Al2Fe1-B ( CB764S )
Warning! Only for reference
EU
EN |
Germany
DIN,WNr |
| CuZn34Mn3Al2Fe1-B |
|
Casting process
| GS |
Sand casting |
| GM |
Permanent mould casting |
| GZ |
Centrifugal casting |
| GC |
Continuous casting |
| GP |
Pressure die casting |
Material conditions
| R |
Material condition designated by the minimum value of tensile strength requirement for the product with mandatory tensile strength and elongation requirements |
| H |
Material condition designated by the minimum value of hardness requirement for the product with mandatory hardness requirements |
Mechanical properties
| ReH |
Minimum yield strength / Mindestwert der oberen Streckgrenze / Limite d elasticite minimale |
| Rm |
Tensile strength / Zugfestigkeit / Resistance a la traction |
| A |
Minimum elongation / Mindestwert der Bruchdehnung / Allongement minimal |
| J |
Notch impact test / Kerbschlagbiegeversuch / Essai de flexion par choc |
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CuZn34Mn3Al2Fe1-B ( CB764S ) Copper-zinc alloy
Chemical composition. Equivalents of CuZn34Mn3Al2Fe1-B ( CB764S ).
Standards.1 Mechanical Properties. Hardness
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