UNS C61300 (ERCuAl-A2) Aluminum Bronze
Bronze
O25 (hot rolled and annealed)
Property Overview
Density8.5g/cm³
Elastic Modulus110GPa
Tensile Strength550MPa
Yield Strength240MPa
Brinell HardnessUnknown
Maximum Service Temperature210°C
Chemical Composition
NI
0 to 0.15%
MN
0 to 0.2%
SI
0 to 0.1%
P
0 to 0.015%
CU
88 to 91.8%
AL
6.0 to 7.5%
PB
0 to 0.010%
RES.
Residuals res. | | 0 to 0.2%
RESIDUALS RES.
0 to 0.2%
SN
0.2 to 0.5%
ZN
0 to 0.2%
FE
2.0 to 3.0%
Mechanical
Elastic (Young's, Tensile) Modulus
110 GPa
Elongation at Break
39 %
Poisson's Ratio
0.34
Shear Modulus
43 GPa
Shear Strength
370 MPa
Tensile Strength: Ultimate (UTS)
550 MPa
Tensile Strength: Yield (Proof)
240 MPa
Physical
Density
8.5 g/cm 3
Thermal
Latent Heat of Fusion
220 J/g
Maximum Temperature: Mechanical
210 °C
Melting Completion (Liquidus)
1050 °C
Melting Onset (Solidus)
1040 °C
Specific Heat Capacity
420 J/kg-K
Thermal Conductivity
55 W/m-K
Thermal Diffusivity
15 mm 2 /s
Thermal Expansion
18 µm/m-K
Thermal Shock Resistance
19 points
Electrical
Electrical Conductivity: Equal Volume
12 % IACS
Electrical Conductivity: Equal Weight (Specific)
13 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
180 MJ/m 3
Resilience: Unit (Modulus of Resilience)
240 kJ/m 3
Stiffness to Weight: Axial
7.5 points
Stiffness to Weight: Bending
19 points
Strength to Weight: Axial
18 points
Strength to Weight: Bending
18 points
Environmental
Base Metal Price
29 % relative
Embodied Carbon
3.0 kg CO 2 /kg material
Embodied Energy
49 MJ/kg
Embodied Energy
49 MJ/kg 21 x 10 3 BTU/lb
Embodied Water
370 L/kg
Embodied Water
370 L/kg 44 gal/lb
Registered Designations & Aliases
C61300ERCuAl-A2UNS C61300 (ERCuAl-A2) Aluminum Bronze
Standards
ASTM B111 ASTM B111: Standard Specification for Copper and Copper-Alloy Seamless Condenser Tubes and Ferrule Stock
ASTM B150 ASTM B150: Standard Specification for Aluminum Bronze Rod, Bar, and Shapes
ASTM B169 ASTM B169: Standard Specification for Aluminum Bronze Sheet, Strip, and Rolled Bar
ASTM B169 ASTM B169: Standard Specification for Aluminum Bronze Sheet, Strip, and Rolled Bar ASTM B150: Standard Specification for Aluminum Bronze Rod, Bar, and Shapes ASTM B111: Standard Specification for Copper and Copper-Alloy Seamless Condenser Tubes and Ferrule Stock