MakeItFrom.com
Menu (ESC)

C21000 Brass vs. C94500 Bronze

Both C21000 brass and C94500 bronze are copper alloys. They have 73% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C21000 brass and the bottom bar is C94500 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
92
Elongation at Break, % 2.9 to 50
12
Poisson's Ratio 0.34
0.36
Shear Modulus, GPa 43
34
Tensile Strength: Ultimate (UTS), MPa 240 to 450
170
Tensile Strength: Yield (Proof), MPa 69 to 440
83

Thermal Properties

Latent Heat of Fusion, J/g 200
160
Maximum Temperature: Mechanical, °C 190
130
Melting Completion (Liquidus), °C 1070
940
Melting Onset (Solidus), °C 1050
800
Specific Heat Capacity, J/kg-K 390
330
Thermal Conductivity, W/m-K 230
52
Thermal Expansion, µm/m-K 18
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 56
10
Electrical Conductivity: Equal Weight (Specific), % IACS 57
9.7

Otherwise Unclassified Properties

Base Metal Price, % relative 30
30
Density, g/cm3 8.8
9.3
Embodied Carbon, kg CO2/kg material 2.6
3.2
Embodied Energy, MJ/kg 42
51
Embodied Water, L/kg 310
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 13 to 100
17
Resilience: Unit (Modulus of Resilience), kJ/m3 21 to 830
37
Stiffness to Weight: Axial, points 7.2
5.5
Stiffness to Weight: Bending, points 18
16
Strength to Weight: Axial, points 7.4 to 14
5.2
Strength to Weight: Bending, points 9.6 to 15
7.4
Thermal Diffusivity, mm2/s 69
17
Thermal Shock Resistance, points 8.1 to 15
6.7

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.8
Copper (Cu), % 94 to 96
66.7 to 78
Iron (Fe), % 0 to 0.050
0 to 0.15
Lead (Pb), % 0 to 0.030
16 to 22
Nickel (Ni), % 0
0 to 1.0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 0.0050
Sulfur (S), % 0
0 to 0.080
Tin (Sn), % 0
6.0 to 8.0
Zinc (Zn), % 3.7 to 6.0
0 to 1.2
Residuals, % 0 to 0.2
0