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C99700 Brass vs. C61300 Bronze

Both C99700 brass and C61300 bronze are copper alloys. They have 63% 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 C61300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
110
Elongation at Break, % 25
34 to 40
Poisson's Ratio 0.32
0.34
Shear Modulus, GPa 46
43
Tensile Strength: Ultimate (UTS), MPa 380
550 to 580
Tensile Strength: Yield (Proof), MPa 170
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 200
220
Maximum Temperature: Mechanical, °C 160
210
Melting Completion (Liquidus), °C 900
1050
Melting Onset (Solidus), °C 880
1040
Specific Heat Capacity, J/kg-K 410
420
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
12
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
29
Density, g/cm3 8.1
8.5
Embodied Carbon, kg CO2/kg material 3.3
3.0
Embodied Energy, MJ/kg 53
49
Embodied Water, L/kg 320
370

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 78
150 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 120
230 to 410
Stiffness to Weight: Axial, points 8.3
7.5
Stiffness to Weight: Bending, points 20
19
Strength to Weight: Axial, points 13
18 to 19
Strength to Weight: Bending, points 14
18
Thermal Shock Resistance, points 11
19 to 20

Alloy Composition

Aluminum (Al), % 0.5 to 3.0
6.0 to 7.5
Copper (Cu), % 54 to 65.5
88 to 91.8
Iron (Fe), % 0 to 1.0
2.0 to 3.0
Lead (Pb), % 0 to 2.0
0 to 0.010
Manganese (Mn), % 11 to 15
0 to 0.2
Nickel (Ni), % 4.0 to 6.0
0 to 0.15
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0
0 to 0.1
Tin (Sn), % 0 to 1.0
0.2 to 0.5
Zinc (Zn), % 19 to 25
0 to 0.2
Residuals, % 0
0 to 0.2