UNS C91300 (Alloy A) Bell Metal
Bronze
Property Overview
Density8.6g/cm³
Elastic Modulus100GPa
Tensile Strength240MPa
Yield Strength210MPa
Brinell HardnessUnknown
Maximum Service Temperature150°C
Chemical Composition
NI
0 to 0.5%
SI
0 to 0.0050%
P
0 to 1.5%
S
0 to 0.050%
CU
79 to 82%
AL
0 to 0.0050%
PB
0 to 0.25%
RES.
Residuals res. | | 0 to 0.6%
RESIDUALS RES.
0 to 0.6%
SB
0 to 0.2%
SN
18 to 20%
ZN
0 to 0.25%
FE
0 to 0.25%
Mechanical
Compressive (Crushing) Strength
190 MPa
Elastic (Young's, Tensile) Modulus
100 GPa
Elongation at Break
0.5 %
Poisson's Ratio
0.34
Shear Modulus
38 GPa
Tensile Strength: Ultimate (UTS)
240 MPa
Tensile Strength: Yield (Proof)
210 MPa
Physical
Density
8.6 g/cm 3
Thermal
Latent Heat of Fusion
180 J/g
Maximum Temperature: Mechanical
150 °C
Melting Completion (Liquidus)
890 °C
Melting Onset (Solidus)
820 °C
Specific Heat Capacity
360 J/kg-K
Thermal Expansion
18 µm/m-K
Thermal Shock Resistance
9.3 points
Electrical
Electrical Conductivity: Equal Volume
7.0 % IACS
Electrical Conductivity: Equal Weight (Specific)
7.4 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
1.1 MJ/m 3
Resilience: Unit (Modulus of Resilience)
210 kJ/m 3
Stiffness to Weight: Axial
6.6 points
Stiffness to Weight: Bending
18 points
Strength to Weight: Axial
7.8 points
Strength to Weight: Bending
10 points
Environmental
Base Metal Price
39 % relative
Embodied Carbon
4.5 kg CO 2 /kg material
Embodied Energy
74 MJ/kg
Embodied Energy
74 MJ/kg 32 x 10 3 BTU/lb
Embodied Water
460 L/kg
Embodied Water
460 L/kg 54 gal/lb
Registered Designations & Aliases
Alloy AC91300UNS C91300 (Alloy A) Bell Metal
Standards
ASTM B22 ASTM B22: Standard Specification for Bronze Castings for Bridges and Turntables