INTERNATIONAL REFERENCES
Egm
PB3
En
CuZn39Pb3
DIN CEN
CW614N
ASTM(CDA)
C38500
AFNOR
CuZn40Pb3
BS
CZ121
JIS
C3604
MAIN CHARACTERISTICS
Standard alloy for turnings applications. Excellent workability due to its relatively high lead content and its balanced percentage of beta phase.
CHEMICAL COMPOSITION
Cu
[%]
57,0 - 59,0
Pb
[%]
2,5 - 3,5
Sn
[%]
≤ 0,3
Fe
[%]
≤ 0,3
Ni
[%]
≤ 0,2
Al
[%]
≤ 0,05
As
[%]
-
Σ other
[%]
≤ 0,2
Zn
[%]
Rest
COMPLIANCE
Turning
FABRICATION PROPERTIES
PHYSICAL PROPERTIES
| Density | 8.46 g/cm3 |
| Electrical Conducivity | 13.8 MS/m |
| Electrical Conducivity | 24 IACS % |
| Thermal Conducivity | 123 W/mK |
MECHANICAL PROPERTIES
| Temper | Diameter / Wrench size [mm] | Tensile Strength Rm [N/mm2] |
Yeld Strength Rp0.2 [N/mm2] | Elongation A [%] |
Hardness HB |
|---|---|---|---|---|---|
| M | 7 - 75 | (340 - 550) | (180 - 450) | (10 - 40) | (110 - 140) |
Please note: The mechanical properties are indicative only.
TYPES AND FORMAT AVAILABILITY
| Nominal Diameter (mm) | Tolerances (mm) | |||
|---|---|---|---|---|
| > | ≤ | Type A (standard tolerances) |
Type B | Type C |
| > 7 | 10 | +0 / -0,06 | +0 / -0,036 | +0 / -0,025 |
| 10 | 18 | +0 / -0,07 | +0 / -0,043 | |
| 18 | 30 | +0 / -0,08 | +0 / -0,052 | |
| 30 | 50 | +0 / -0,16 | - | |
| 50 | 75 | +0 / -0,16 | - |
| Width across-flats (W mm) | Tolerances (mm) | |
|---|---|---|
| > | ≤ | Type B |
| > 7 | 10 | +0 / -0,09 |
| 10 | 18 | +0 / -0,11 |
| 18 | 30 | +0 / -0,13 |
| 30 | 45 | +0 / -0,16 |
SHAPES OF THE ENDS
| Shaped ends of rod chamfered (mm) | |||
|---|---|---|---|
|
Ø
>≤ |
P (point) min.max. |
S (chamfer) min.max. |
| 7 10 | 2 3,5 | 2 3,5 | |
| 10 20 | 2 4,5 | 2 4,5 | |
| 20 30 | 3,5 6,5 | 3,5 6,5 | |
| 30 42 | 4 6,5 | 4 6,5 | |
| 43 75 | 6 8 | 6 8 |
| Shaped ends of rod pointed (mm) | |||
|---|---|---|---|
|
Ch.
>≤ |
P (point) min.max. |
S (chamfer) min.max. |
| 7 10 | 2 3,5 | 0,4 1,5 | |
| 10 20 | 2 4,5 | 0,5 2 | |
| 20 32 | 3,5 6,5 | 0,6 2,5 | |
| 32 45 | 5 8 | 1 4 |
Please note: The minimum and maximum measurements for the ends are indicative only. Specific requirements regarding the length of the ends must be avaluated and agreed in the time of order.
LENGHTS AND STRAIGHTENINGS
| Lenght | |||
|---|---|---|---|
| > | ≤ | Lenght (mm) | Tolerances (mm) |
| > 7 | 42 | 3050 | + 50 |
| 42 | 75 | 3050 | + 100 |
| Maximum deviation from straightness | |||
|---|---|---|---|
| > | ≤ | Localized over any 400 mm | Over whole lenght L of rod in metres (L≥1m) |
| > 7 | 50 | 0,4 mm | 1,0 X L |
| Lenght | |||
|---|---|---|---|
| > | ≤ | Lenght (mm) | Tolerances (mm) |
| > 7 | 30 | 3050 | + 50 |
| 30 | 45 | 3050 | + 100 |
| Maximum deviation from straightness | |||
|---|---|---|---|
| > | ≤ | Localized over any 400 mm | Over whole lenght L of rod in metres (L≥1m) |
| > 7 | 50 | 0,6 mm | 1,5 X L |
Please note: The straightening has to be measured according to paragraph 6.5.3 of Norms EN 12164:2016).
OTHER SERVICES
All the turning rods (from Ø7 to Ø75 and from Ch.7 to Ch.45) are supplied in nominal lengths of 3000 mm, with point (P) and chamfer (S). Upon request, the product can be supplied with ends other than those indicated and with nominal lengths up to 5000 mm. the product is supplied in bundles of about 1000 kg closed by 3 or 4 metal strapping and paper between rods and metal strappings. Packaging with other characteristics must be evaluated and agreed upon when ordering.