MakeItFrom.com
Menu (ESC)

C31400 Bronze vs. C99400 Brass

Both C31400 bronze and C99400 brass are copper alloys. They have a moderately high 92% of their average alloy composition in common. There are 24 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 C31400 bronze and the bottom bar is C99400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 42
44
Tensile Strength: Ultimate (UTS), MPa 270 to 420
460 to 550
Tensile Strength: Yield (Proof), MPa 78 to 310
230 to 370

Thermal Properties

Latent Heat of Fusion, J/g 200
230
Maximum Temperature: Mechanical, °C 180
200
Melting Completion (Liquidus), °C 1040
1070
Melting Onset (Solidus), °C 1010
1020
Specific Heat Capacity, J/kg-K 380
400
Thermal Expansion, µm/m-K 18
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 42
17
Electrical Conductivity: Equal Weight (Specific), % IACS 43
17

Otherwise Unclassified Properties

Base Metal Price, % relative 29
30
Density, g/cm3 8.8
8.7
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 42
45
Embodied Water, L/kg 310
310

Common Calculations

Resilience: Unit (Modulus of Resilience), kJ/m3 28 to 420
230 to 590
Stiffness to Weight: Axial, points 7.1
7.5
Stiffness to Weight: Bending, points 18
19
Strength to Weight: Axial, points 8.7 to 13
15 to 17
Strength to Weight: Bending, points 11 to 14
15 to 17
Thermal Shock Resistance, points 9.6 to 15
16 to 19

Alloy Composition

Aluminum (Al), % 0
0.5 to 2.0
Copper (Cu), % 87.5 to 90.5
83.5 to 96.5
Iron (Fe), % 0 to 0.1
1.0 to 3.0
Lead (Pb), % 1.3 to 2.5
0 to 0.25
Manganese (Mn), % 0
0 to 0.5
Nickel (Ni), % 0 to 0.7
1.0 to 3.5
Silicon (Si), % 0
0.5 to 2.0
Zinc (Zn), % 5.8 to 11.2
0.5 to 5.0
Residuals, % 0
0 to 0.3