EN CC495K (CuSn10Pb10-C) Leaded Tin Bronze
Copper Alloys
Property Overview
Density9g/cm³
Elastic Modulus100GPa
Tensile Strength220MPa
Yield Strength120MPa
Brinell Hardness76HB
Maximum Service Temperature140°C
Chemical Composition
C
CuSn10Pb10-C ( CC495K ) Copper-tin-lead alloy Chemical composition. Equivalents of CuSn10Pb10-C ( CC495K ). Standards.1 Mechanical Properties. Hardness%
NI
0 to 2.0%
MN
0 to 0.2%
SI
0 to 0.010%
P
0 to 0.1%
S
0 to 0.1%
CU
76 to 82%
AL
0 to 0.010%
PB
8.0 to 11%
SB
0 to 0.5%
SN
9.0 to 11%
ZN
0 to 2.0%
FE
0 to 0.25%
Mechanical
A - Min. elongation at fracture (%) (GM)
3
A - Min. elongation at fracture (%) (GS) or (GC)
8
A - Min. elongation at fracture (%) (GZ)
6
Elastic (Young's, Tensile) Modulus
100 GPa
Elongation at Break
7.0 %
Poisson's Ratio
0.35
R p0.2 0.2% proof strength (MPa) (GM) or (GZ) or (GC)
110
R p0.2 0.2% proof strength (MPa) (GS)
80
Rm - Tensile strength (MPa) (GM) or (GZ) or (GC)
220
Rm - Tensile strength (MPa) (GS)
180
Shear Modulus
37 GPa
Tensile Strength: Ultimate (UTS)
240 MPa
Tensile Strength: Yield (Proof)
120 MPa
Hardness
Brinell Hardness
76
Brinell hardness (HBW): (GM)
65
Brinell hardness (HBW): (GS)
60
Brinell hardness (HBW): (GZ) or (GC)
70
Physical
Density
9.0 g/cm 3
Thermal
Latent Heat of Fusion
180 J/g
Maximum Temperature: Mechanical
140 °C
Melting Completion (Liquidus)
930 °C
Melting Onset (Solidus)
820 °C
Specific Heat Capacity
350 J/kg-K
Thermal Conductivity
48 W/m-K
Thermal Diffusivity
15 mm 2 /s
Thermal Expansion
19 µm/m-K
Thermal Shock Resistance
8.8 points
Electrical
Electrical Conductivity: Equal Volume
10 % IACS
Electrical Conductivity: Equal Weight (Specific)
10 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
14 MJ/m 3
Resilience: Unit (Modulus of Resilience)
68 kJ/m 3
Stiffness to Weight: Axial
6.2 points
Stiffness to Weight: Bending
17 points
Strength to Weight: Axial
7.3 points
Strength to Weight: Bending
9.4 points
Environmental
Base Metal Price
33 % relative
Embodied Carbon
3.6 kg CO 2 /kg material
Embodied Energy
58 MJ/kg
Embodied Energy
58 MJ/kg 25 x 10 3 BTU/lb
Embodied Water
400 L/kg
Embodied Water
400 L/kg 47 gal/lb
Registered Designations & Aliases
CC495KCuSn10Pb10-CCuSn10Pb10-CEN CC495K (CuSn10Pb10-C) Leaded Tin Bronze
Standards
EN 1982 EN 1982: 2008 Copper and copper alloys. Ingots and castings
EN 1982 EN 1982: Copper and copper alloys - Ingots and castings