UNS C85700 Leaded Naval Brass
Brass
Property Overview
Density8g/cm³
Elastic Modulus100GPa
Tensile Strength310MPa
Yield Strength110MPa
Brinell HardnessUnknown
Maximum Service Temperature120°C
Chemical Composition
NI
0 to 1.0%
SI
0 to 0.050%
CU
58 to 64%
AL
0 to 0.8%
PB
0.8 to 1.5%
RES.
Residuals res. | | 0 to 1.3%
RESIDUALS RES.
0 to 1.3%
SN
0.5 to 1.5%
ZN
32 to 40%
FE
0 to 0.7%
Mechanical
Elastic (Young's, Tensile) Modulus
100 GPa
Elongation at Break
17 %
Poisson's Ratio
0.31
Shear Modulus
40 GPa
Tensile Strength: Ultimate (UTS)
310 MPa
Tensile Strength: Yield (Proof)
110 MPa
Physical
Density
8.0 g/cm 3
Thermal
Latent Heat of Fusion
170 J/g
Maximum Temperature: Mechanical
120 °C
Melting Completion (Liquidus)
940 °C
Melting Onset (Solidus)
910 °C
Specific Heat Capacity
380 J/kg-K
Thermal Conductivity
84 W/m-K
Thermal Diffusivity
27 mm 2 /s
Thermal Expansion
21 µm/m-K
Thermal Shock Resistance
10 points
Electrical
Electrical Conductivity: Equal Volume
22 % IACS
Electrical Conductivity: Equal Weight (Specific)
25 % IACS
Calculated
Resilience: Ultimate (Unit Rupture Work)
41 MJ/m 3
Resilience: Unit (Modulus of Resilience)
59 kJ/m 3
Stiffness to Weight: Axial
7.2 points
Stiffness to Weight: Bending
20 points
Strength to Weight: Axial
11 points
Strength to Weight: Bending
13 points
Environmental
Base Metal Price
24 % relative
Embodied Carbon
2.8 kg CO 2 /kg material
Embodied Energy
47 MJ/kg
Embodied Energy
47 MJ/kg 20 x 10 3 BTU/lb
Embodied Water
330 L/kg
Embodied Water
330 L/kg 39 gal/lb
Registered Designations & Aliases
C85700UNS C85700 Leaded Naval Brass
Standards
ASTM B271 ASTM B271: Standard Specification for Copper-Base Alloy Centrifugal Castings
ASTM B271 ASTM B271: Standard Specification for Copper-Base Alloy Centrifugal Castings ASTM B505: Standard Specification for Copper Alloy Continuous Castings
ASTM B505 ASTM B505: Standard Specification for Copper Alloy Continuous Castings