EN CC498K (CuSn6Zn4Pb2-C) Bronze
Copper Alloys
Property Overview
Density8.8g/cm³
Elastic Modulus110GPa
Tensile Strength220MPa
Yield Strength130MPa
Brinell Hardness78HB
Maximum Service Temperature170°C
Chemical Composition
C
CuSn6Zn4Pb2-C ( CC498K ) Copper-tin-lead alloy Chemical composition. Equivalents of CuSn6Zn4Pb2-C ( CC498K ). Standards.1 Mechanical Properties. Hardness%
NI
0 to 1.0%
SI
0 to 0.010%
P
0 to 0.050%
S
0 to 0.1%
CU
85 to 90%
AL
0 to 0.010%
PB
1.0 to 2.0%
SB
0 to 0.25%
SN
5.5 to 6.5%
ZN
3.0 to 5.0%
FE
0 to 0.25%
Mechanical
A - Min. elongation at fracture (%) (GM) or (GZ) or (GC)
12
A - Min. elongation at fracture (%) (GS)
15
Elastic (Young's, Tensile) Modulus
110 GPa
Elongation at Break
14 %
Poisson's Ratio
0.34
R p0.2 0.2% proof strength (MPa) (GS) or (GM)
110
R p0.2 0.2% proof strength (MPa) (GZ) or (GC)
110
Rm - Tensile strength (MPa) (GS) or (GM)
220
Rm - Tensile strength (MPa) (GZ) or (GC)
240
Shear Modulus
41 GPa
Tensile Strength: Ultimate (UTS)
260 MPa
Tensile Strength: Yield (Proof)
130 MPa
Hardness
Brinell Hardness
78
Brinell hardness (HBW): (GM) or (GZ) or (GC)
70
Brinell hardness (HBW): (GS)
65
Physical
Density
8.8 g/cm 3
Thermal
Latent Heat of Fusion
190 J/g
Maximum Temperature: Mechanical
170 °C
Melting Completion (Liquidus)
1000 °C
Melting Onset (Solidus)
920 °C
Specific Heat Capacity
370 J/kg-K
Thermal Conductivity
73 W/m-K
Thermal Diffusivity
22 mm 2 /s
Thermal Expansion
18 µm/m-K
Thermal Shock Resistance
9.3 points
Electrical
Electrical Conductivity: Equal Volume
10 % IACS
Electrical Conductivity: Equal Weight (Specific)
10 % IACS
Other
H
Material condition designated by the minimum value of hardness requirement for the product with mandatory hardness requirements
R
Material condition designated by the minimum value of tensile strength requirement for the product with mandatory tensile strength and elongation requirements
Calculated
Resilience: Ultimate (Unit Rupture Work)
30 MJ/m 3
Resilience: Unit (Modulus of Resilience)
72 kJ/m 3
Stiffness to Weight: Axial
6.9 points
Stiffness to Weight: Bending
18 points
Strength to Weight: Axial
8.1 points
Strength to Weight: Bending
10 points
Environmental
Base Metal Price
32 % relative
Embodied Carbon
3.2 kg CO 2 /kg material
Embodied Energy
52 MJ/kg
Embodied Energy
52 MJ/kg 23 x 10 3 BTU/lb
Embodied Water
360 L/kg
Embodied Water
360 L/kg 43 gal/lb
Registered Designations & Aliases
CC498KCuSn6Zn4Pb2-CCuSn6Zn4Pb2-CEN CC498K (CuSn6Zn4Pb2-C) 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