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Engineered metals
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Data sheet - CuZn37Pb2

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CuZn37Pb2
LAITON Pb

Cu61-63 Zn reste Pb1.6-2.5

Chemical composition

Cu61-63

Ni0.3 max

ZnBAL

Pb1.60-2.50

Sn0.2 max

Fe0.2 max

Al0.05 max

Other0.2 max

Alloy name
RLSA no.385
EN standardCW606N
DIN standard
UNS no.*(C35300)

*Unified Numbering System (USA)

Characteristics and main uses

Le CuZn37Pb2 a une combinaison optimale d'usinabilité, formabilité à froid et à chaud. Le matériau est adapté au pliage, au rivetage et au refoulement.

Physical properties Units
Density (20°C) 8,45 Kg/dm³
Melting point 885-910 °C
Longitudinal elasticity modulus 110 GPa
Thermal conductivity W/m·K
Electrical conductivity 14,7 m/Ω·mm²
Electrical resistivity 0,068 µΩ·m
Linear expansion Coefficient 20,4 10⁻⁶·K⁻¹
IACS (International Annealed Copper Standard) 25 %
Poisson's ratio
Capabilities
Corrosion resistance3
Hot deformation1
Cold deformation2
Electrodepositing1
Diamond cutting2
Nitriding
Mechanical polishing3
Welding without filler1
Brazing2

1 poor | 2 average | 3 good | 4 very good | - no info

Heat Treatment / Hardening
Annealing temperature 450-650 °C
Temperature for stress relief treatment 200-300 °C
Hardening temperature °C
Hardening treatment time hour(s)

Alloy mechanical properties

CuZn37Pb2
Possible hardness range 75 - 200 HV
Possible Rm range 360 - 700 MPa

Non-exhaustive list of grades

Grade According to standard Hardness
(HV: Vickers)
min - max
Rm
(MPa)
min - max
Rp 0.2
(MPa)
min - max
Elongation
(%) where L0 = 100mm
min - max
L0 Grain size
(µm)
min - max
H060 EN1652 (1997) 60 - 100
H110 EN1652 (1997) 110 - 140
H140 EN1652 (1997) 140 - 170
H170 EN1652 (1997) ≥ 170
R290 EN1652 (1997) 290 - 370 ≤ 200 ≥ 40 (≥ 50) 50
R440 EN1652 (1997) 440 - 540 ≥ 370 ≥ 5 (≥12) 50
R370 EN1652 (1997) 370 - 440 ≥ 200 ≥ 19 (≥28) 50
R540 EN1652 (1997) ≥ 540 ≥ 490

Do not hesitate to ask us for your specific grades and parameters. We can make productions according to your needs.

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