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C99700 Brass vs. C32000 Brass

Both C99700 brass and C32000 brass are copper alloys. They have 74% of their average alloy composition in common. There are 26 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is C99700 brass and the bottom bar is C32000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 25
6.8 to 29
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 46
41
Tensile Strength: Ultimate (UTS), MPa 380
270 to 470
Tensile Strength: Yield (Proof), MPa 170
78 to 390

Thermal Properties

Latent Heat of Fusion, J/g 200
190
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 900
1020
Melting Onset (Solidus), °C 880
990
Specific Heat Capacity, J/kg-K 410
380
Thermal Expansion, µm/m-K 20
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
36
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
37

Otherwise Unclassified Properties

Base Metal Price, % relative 25
28
Density, g/cm3 8.1
8.7
Embodied Carbon, kg CO2/kg material 3.3
2.6
Embodied Energy, MJ/kg 53
42
Embodied Water, L/kg 320
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
30 to 59
Resilience: Unit (Modulus of Resilience), kJ/m3 120
28 to 680
Stiffness to Weight: Axial, points 8.3
7.1
Stiffness to Weight: Bending, points 20
18
Strength to Weight: Axial, points 13
8.8 to 15
Strength to Weight: Bending, points 14
11 to 16
Thermal Shock Resistance, points 11
9.5 to 16

Alloy Composition

Aluminum (Al), % 0.5 to 3.0
0
Copper (Cu), % 54 to 65.5
83.5 to 86.5
Iron (Fe), % 0 to 1.0
0 to 0.1
Lead (Pb), % 0 to 2.0
1.5 to 2.2
Manganese (Mn), % 11 to 15
0
Nickel (Ni), % 4.0 to 6.0
0 to 0.25
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 19 to 25
10.6 to 15
Residuals, % 0
0 to 0.4