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C69700 Brass vs. C23000 Brass

Both C69700 brass and C23000 brass are copper alloys. They have a moderately high 93% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is C69700 brass and the bottom bar is C23000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 25
2.9 to 47
Poisson's Ratio 0.32
0.33
Shear Modulus, GPa 41
42
Shear Strength, MPa 300
220 to 340
Tensile Strength: Ultimate (UTS), MPa 470
280 to 590
Tensile Strength: Yield (Proof), MPa 230
83 to 480

Thermal Properties

Latent Heat of Fusion, J/g 240
190
Maximum Temperature: Mechanical, °C 160
170
Melting Completion (Liquidus), °C 930
1030
Melting Onset (Solidus), °C 880
990
Specific Heat Capacity, J/kg-K 400
390
Thermal Conductivity, W/m-K 43
160
Thermal Expansion, µm/m-K 19
19

Otherwise Unclassified Properties

Base Metal Price, % relative 26
28
Density, g/cm3 8.3
8.6
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 44
43
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
6.2 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 250
31 to 1040
Stiffness to Weight: Axial, points 7.3
7.2
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 16
8.9 to 19
Strength to Weight: Bending, points 16
11 to 18
Thermal Diffusivity, mm2/s 13
48
Thermal Shock Resistance, points 16
9.4 to 20

Alloy Composition

Copper (Cu), % 75 to 80
84 to 86
Iron (Fe), % 0 to 0.2
0 to 0.050
Lead (Pb), % 0.5 to 1.5
0 to 0.050
Manganese (Mn), % 0 to 0.4
0
Silicon (Si), % 2.5 to 3.5
0
Zinc (Zn), % 13.9 to 22
13.7 to 16
Residuals, % 0
0 to 0.2