C99700 Brass vs. C35600 Brass

Both C99700 brass and C35600 brass are copper alloys. They have 83% of their average alloy composition in common. There are 22 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is C99700 brass and the bottom bar is C35600 brass.

UNS C99700 Manganese White Brass UNS C35600 Leaded Brass

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa		120
Elastic (Young's, Tensile) Modulus, GPa		100

Poisson's Ratio		0.32
Poisson's Ratio		0.31

Shear Modulus, GPa		46
Shear Modulus, GPa		39

Tensile Strength: Ultimate (UTS), MPa		380
Tensile Strength: Ultimate (UTS), MPa		340 to 650

Thermal Properties

Latent Heat of Fusion, J/g		200
Latent Heat of Fusion, J/g		170

Maximum Temperature: Mechanical, °C		160
Maximum Temperature: Mechanical, °C		120

Melting Completion (Liquidus), °C		900
Melting Completion (Liquidus), °C		900

Melting Onset (Solidus), °C		880
Melting Onset (Solidus), °C		890

Specific Heat Capacity, J/kg-K		410
Specific Heat Capacity, J/kg-K		380

Thermal Expansion, µm/m-K		20
Thermal Expansion, µm/m-K		21

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS		3.0
Electrical Conductivity: Equal Volume, % IACS		26

Electrical Conductivity: Equal Weight (Specific), % IACS		3.3
Electrical Conductivity: Equal Weight (Specific), % IACS		29

Otherwise Unclassified Properties

Base Metal Price, % relative		25
Base Metal Price, % relative		23

Density, g/cm³		8.1
Density, g/cm³		8.1

Embodied Carbon, kg CO₂/kg material		3.3
Embodied Carbon, kg CO₂/kg material		2.6

Embodied Energy, MJ/kg		53
Embodied Energy, MJ/kg		45

Embodied Water, L/kg		320
Embodied Water, L/kg		320

Common Calculations

Stiffness to Weight: Axial, points		8.3
Stiffness to Weight: Axial, points		7.0

Stiffness to Weight: Bending, points		20
Stiffness to Weight: Bending, points		19

Strength to Weight: Axial, points		13
Strength to Weight: Axial, points		11 to 22

Strength to Weight: Bending, points		14
Strength to Weight: Bending, points		13 to 21

Thermal Shock Resistance, points		11
Thermal Shock Resistance, points		11 to 22

Alloy Composition

Aluminum (Al), %		0.5 to 3.0
Aluminum (Al), %		0

Copper (Cu), %		54 to 65.5
Copper (Cu), %		60 to 63

Iron (Fe), %		0 to 1.0
Iron (Fe), %		0 to 0.1

Lead (Pb), %		0 to 2.0
Lead (Pb), %		2.0 to 3.0

Manganese (Mn), %		11 to 15
Manganese (Mn), %		0

Nickel (Ni), %		4.0 to 6.0
Nickel (Ni), %		0

Tin (Sn), %		0 to 1.0
Tin (Sn), %		0

Zinc (Zn), %		19 to 25
Zinc (Zn), %		33.4 to 38

Residuals, %		0
Residuals, %		0 to 0.5