Nov 21 2012
UNS C49355 copper zinc bismuth alloy has a copper content of not less than 63%.
The following table shows the mechanical properties of UNS C49355 fittings as a function of heat treatment and thickness.
Temper |
Thickness |
Tensile Str. |
Yield Str. |
Elong. |
Rockwell |
B |
C |
F |
30T |
M10 |
- |
443 MPa (64 ksi) |
250 MPa (36 ksi) |
17% |
84 |
- |
- |
- |
M30 |
- |
480 MPa (69 ksi) |
- |
10% |
85 |
- |
- |
- |
|
- |
460 MPa (66 ksi) |
262 MPa (38 ksi) |
15% |
85 |
- |
- |
- |
O20 |
- |
425 MPa (62 ksi) |
- |
20% |
82 |
- |
- |
- |
O60 |
10 mm (0.39 in) |
450 MPa (65 ksi) |
- |
17% |
82 |
- |
- |
- |
|
30 mm (1.18 in) |
445 MPa (65 ksi) |
|
17% |
82 |
- |
- |
- |
The chemical composition of UNS C49355 copper alloy is outlined in the following table.
Element |
Content (%) |
Copper, Cu |
63-69 |
Zinc, Zn |
27.0-35.0 |
Tin, Sn |
1.5-2 |
Silicon, Si |
1 - 2 |
Bismuth, Bi |
0.50-1.5 |
Lead, Pb |
0.09 |
Fe |
0.1 |
Mn |
0.1 |
Boron, B |
0.001 |