The bronzes of aluminum have a high resistance combined with a good oxidation and corrosion resistances, in particular in the sea environments. |
Chemical compound % |
Agent |
Cu |
Al |
Fe |
Mn |
Ni |
Pb |
Si |
Sn |
Zn |
Zr |
Other |
Mass-volume g/cm3 |
Mini: |
Reste
|
10,5
|
5,0
|
-
|
5,0
|
-
|
-
|
-
|
-
|
-
|
-
|
7,4
|
Maxi: |
-
|
12,5
|
7,0
|
1,5
|
7,0
|
0,05
|
0,2
|
0,1
|
0,5
|
-
|
0,2
|
|
|
Mechanical properties of forging parts (EN 12420) : |
State |
Hardness HB min. |
Tensile strength Rm N/mm² min. |
Conventional elastic limit at 0,2Rp0,2 N/mm² min. |
Stretching A % min. |
H200
|
200
|
(710)
|
(410)
|
(4)
|
|
Mechanical properties of bars for general usings (EN 12163) : |
State |
Implementation |
Diameter or size/flats mm |
Tensile strength Rm N/mm˛ min. |
Conventional elastic limit at 0,2 Rp0,2 N/mm² |
Stretching |
Hardness |
from |
more than |
until |
A100mm
% min. |
A11,3
% min. |
A
% min. |
HB
min. |
HB
max. |
HV
min. |
HV
max. |
M
|
|
10
|
-
|
80
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
-
|
R750
|
|
10
|
-
|
80
|
750
|
(450)
|
-
|
-
|
10
|
-
|
-
|
-
|
-
|
H190 |
|
10 |
- |
80 |
- |
- |
- |
- |
- |
190 |
235 |
200 |
245 |
R830 |
|
10 |
- |
80 |
830 |
(680) |
- |
- |
- |
- |
- |
- |
- |
H230 |
|
10 |
- |
80 |
- |
- |
- |
- |
- |
230 |
- |
240 |
- |
|
Mechanical properties of wrought and raw bars for die forging
(EN 12165) : |
State |
Nominal size of the straight section |
Hardness |
Tensile strength
Rm
N/mm˛
approx. |
Conventional elastic limit at 0,2 %
Rp0,2
N/mm˛
approx. |
Stretching
A%
approx. |
Diameter
mm |
Size on flat mm |
from |
until and included |
from |
until and included |
HB
min. |
HV
min. |
M |
All sizes |
|
|
|
|
|
H190 |
6 |
80 |
6 |
60 |
190 |
200 |
(750) |
(450) |
(5) |
|
Mechanical properties of sections and rectangular bars (EN 12167): |
State |
Sizes |
Tensile strength Rm N/mm˛ min. |
Conventional elastic limit at 0,2Rp0,2 N/mm² |
Stretching
A % |
Hardness |
Section |
Rectangular bars thickness mm |
>
at |
<
or = |
HB
min. |
HV
min |
M
|
All |
All |
|
|
|
|
|
R800
|
-
|
-
|
6
|
800
|
(550)
|
-
|
-
|
-
|
H210 |
- |
- |
6 |
- |
- |
- |
210 |
220 |
R700 |
- |
6 |
60 |
700 |
(450) |
(5) |
- |
- |
H180 |
- |
6 |
60 |
- |
- |
- |
180 |
190 |
|