INTERNATIONAL REFERENCES
Egm
SuSn2Zn9
En
CuSn3Zn9
DIN CEN
CW454K
ASTM(CDA)
C42500
AFNOR
CuSn3Zn9
BS
-
JIS
C4250
MAIN CHARACTERISTICS
CuSn3Zn9 has excellent cold forming properties, good conductivity combined with high strength and hardness. Corrosion resistance, especially against seawater and industrial atmosphere is good and stress corrosion cracking susceptibility is low.
CuSn3Zn9 has a low sensitivity to stress corrosion cracking. It is resistant to sea water and industrial atmosphere.
CHEMICAL COMPOSITION
Cu
[%]
Rest
Al
[%]
-
Fe
[%]
≤ 0,1
Ni
[%]
≤ 0,2
P
[%]
≤ 0,2
Pb
[%]
≤ 0,1
Sn
[%]
1,5 - 3,5
Zn
[%]
7,5 - 10,0
Σ other
[%]
≤ 0,2
FABRICATION PROPERTIES
COMPLIANCE
PHYSICAL PROPERTIES
| Density | 8.75 g/cm3 |
| Electrical Conducivity | 16 MS/m |
| Electrical Conducivity | 28 IACS % |
| Thermal Conducivity | 120 W/mK |
MECHANICAL PROPERTIES
| Temper | Tensile Strength Rm [N/mm2] |
Yeld Strength Rp0.2 [N/mm2] |
Elongation A50 [%] |
Hardness HV10 |
Grain size [mm] |
|---|---|---|---|---|---|
| R320 | 320-380 | ≤ 230 | ≥ 25 | - | - |
| H080 | - | - | - | 80-110 | - |
| R380 | 380-430 | ≥ 200 | ≥ 16 | - | - |
| H110 | - | - | - | 110-140 | - |
| R430 | 430-520 | ≥ 330 | ≥ 6 | - | - |
| H140 | - | - | - | 140-170 | - |
| R510 | 510-600 | ≥ 430 | ≥ 3 | - | - |
| H160 | - | - | - | 160-190 | - |
| R580 | ≥ 520 | ≥ 520 | - | - | - |
| H180 | - | - | - | 180-210 | - |
| R660 | ≥ 610 | ≥ 610 | - | - | - |
| H200 | - | - | - | ≥ 200 | - |
Please note: the above values are to be considered in compliance with UNI-EN 1652.
TYPES AND FORMAT AVAILABILITY
| Horizontal axis | |
|---|---|
| Thickness | da 0,2 a 3,00 mm |
| Widht | da 340 a 1050 mm |
| Internal diameter | 300 / 400 / 500 mm |
| External diameter | <1500 mm |
| Vertical axis | |
|---|---|
| Thickness | da 0,2 a 3,00 mm |
| Widht | da 4 a 500 mm |
| Internal diameter | 100 / 140 /300 / 400 / 500 mm |
| External diameter | <1500 mm |
| Drums | |
|---|---|
| Thickness | da 0,2 a 2,00 mm |
| Widht | da 4 a 60 mm |
| Internal diameter | 300 / 400 / 500 mm |
| External diameter | <1000 mm |
| Multistrips | |
|---|---|
| Thickness | da 0,2 a 1,5 mm |
| Widht | da 4 a 60 mm |
| Internal diameter | 300 / 400 / 500 mm |
| External diameter | <1500 mm |
Please note: The dimensions indicated are to be considered purely indicative. Specific requirements regarding width, thickness, internal and / or external diameter, must be evaluated and agreed upon when ordering.
OTHER SERVICES
Our Company offers a wide range of additional services, helping to satisfy the most varied needs. Surface treatments, like galvanic tinning, silvering, gold plating, as well selective plating, in order to improve the electrical and surface behavior in critical component conditions.