Bronze essentially used in foundry for the Faucets.
For the semi-products (continuous casting), it is the grade that fits to the STANDARDS regulating the materials that can be used
in the fixed water distribution networks for the DOMESTIC CONSUMPTION.
|
Chemical compound (EN 1982) |
Agent: |
Cu |
Ni |
Pb |
Sn |
Zn |
P |
Al |
Fe |
Mn |
Sb |
S |
Si |
Mini
: |
83,0
|
-
|
4,0
|
4,0
|
4,0
|
- |
-
|
-
|
-
|
-
|
- |
-
|
Maxi
: |
87,0
|
2,0
|
6,0
|
6,0
|
6,0
|
0,10 |
0,01
|
0,3
|
-
|
0,25
|
0,10 |
0,01
|
|
Mechanical characteristics (EN 1982): |
Process |
Tensile strength
Rm
N/mm˛ min. |
Conventional elastic limit at 0,2%
Rp0,2
N/mm˛ min.
|
Stretching
A
% min. |
Hardness
Brinell
min. |
Sand slinging (GS) |
200
|
90
|
13
|
60
|
Die casting (GM) |
220
|
110
|
6
|
65
|
Centrifuged (GZ) |
250
|
110
|
13
|
65
|
Continuous casting (GC) |
250
|
110
|
13
|
65
|
|
Average physical and mechanical properties (For information only): |
Average physical properties: |
Liquidus temperature (°C) |
Solidus temperature (°C) |
Solidification range (°C) |
Mass
volume at 20°C (kg/dm3) |
Coefficient
of linear expansion (10-6/°C) |
1010 |
855 |
155 |
8,80 |
18 |
Massive heat capacity at 20°C (J/kg.K) |
Heat conductivity at 20°C (W/m.K) |
Electric conductivity at 20°C (%IACS) |
Electric resistivity at
20° C (10-8 W.m) |
Electric conductivity
m/W.mm² |
376 |
71 |
15 |
11,5 |
8,5
|
Average mechanical properties: |
Young's modulus (MPA) |
Modulus of twisting (MPA) |
Poisson's ratio |
100000 |
37000 |
±
0,35 |
|