UNS C68300 Antimony-Silicon Brass
Brass
Property Overview
Density8g/cm³
Elastic Modulus100GPa
Tensile Strength430MPa
Yield Strength260MPa
Brinell HardnessUnknown
Maximum Service Temperature120°C
Chemical Composition
SI
0.3 to 1.0%
CU
59 to 63%
CD
0 to 0.010%
PB
0 to 0.090%
RES.
Residuals res. | | 0 to 0.5%
RESIDUALS RES.
0 to 0.5%
SB
0.3 to 1.0%
SN
0.050 to 0.2%
ZN
34.2 to 40.4%
Mechanical
Elastic (Young's, Tensile) Modulus
100 GPa
Elongation at Break
15 %
Poisson's Ratio
0.31
Shear Modulus
40 GPa
Shear Strength
260 MPa
Tensile Strength: Ultimate (UTS)
430 MPa
Tensile Strength: Yield (Proof)
260 MPa
Hardness
Rockwell B Hardness
60
Physical
Density
8.0 g/cm 3
Thermal
Latent Heat of Fusion
180 J/g
Maximum Temperature: Mechanical
120 °C
Melting Completion (Liquidus)
900 °C
Melting Onset (Solidus)
890 °C
Specific Heat Capacity
390 J/kg-K
Thermal Conductivity
120 W/m-K
Thermal Diffusivity
38 mm 2 /s
Thermal Expansion
20 µm/m-K
Thermal Shock Resistance
14 points
Calculated
Resilience: Ultimate (Unit Rupture Work)
56 MJ/m 3
Resilience: Unit (Modulus of Resilience)
330 kJ/m 3
Stiffness to Weight: Axial
7.3 points
Stiffness to Weight: Bending
20 points
Strength to Weight: Axial
15 points
Strength to Weight: Bending
16 points
Environmental
Base Metal Price
23 % relative
Embodied Carbon
2.8 kg CO 2 /kg material
Embodied Energy
46 MJ/kg
Embodied Energy
46 MJ/kg 20 x 10 3 BTU/lb
Embodied Water
340 L/kg
Embodied Water
340 L/kg 41 gal/lb
Registered Designations & Aliases
C68300UNS C68300 Antimony-Silicon Brass