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C49300 Brass vs. C61900 Bronze

Both C49300 brass and C61900 bronze are copper alloys. They have 61% of their average alloy composition in common.

For each property being compared, the top bar is C49300 brass and the bottom bar is C61900 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
110
Elongation at Break, % 4.5 to 20
21 to 32
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 40
43
Shear Strength, MPa 270 to 290
370 to 410
Tensile Strength: Ultimate (UTS), MPa 430 to 520
570 to 650
Tensile Strength: Yield (Proof), MPa 210 to 410
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 170
230
Maximum Temperature: Mechanical, °C 120
220
Melting Completion (Liquidus), °C 880
1050
Melting Onset (Solidus), °C 840
1040
Specific Heat Capacity, J/kg-K 380
440
Thermal Conductivity, W/m-K 88
79
Thermal Expansion, µm/m-K 20
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 15
11
Electrical Conductivity: Equal Weight (Specific), % IACS 17
11

Otherwise Unclassified Properties

Base Metal Price, % relative 26
28
Density, g/cm3 8.0
8.3
Embodied Carbon, kg CO2/kg material 3.0
3.1
Embodied Energy, MJ/kg 50
51
Embodied Water, L/kg 370
380

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21 to 71
110 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 800
230 to 430
Stiffness to Weight: Axial, points 7.2
7.6
Stiffness to Weight: Bending, points 19
19
Strength to Weight: Axial, points 15 to 18
19 to 22
Strength to Weight: Bending, points 16 to 18
18 to 20
Thermal Diffusivity, mm2/s 29
22
Thermal Shock Resistance, points 14 to 18
20 to 23

Alloy Composition

Aluminum (Al), % 0 to 0.5
8.5 to 10
Antimony (Sb), % 0 to 0.5
0
Bismuth (Bi), % 0.5 to 2.0
0
Copper (Cu), % 58 to 62
83.6 to 88.5
Iron (Fe), % 0 to 0.1
3.0 to 4.5
Lead (Pb), % 0 to 0.010
0 to 0.020
Manganese (Mn), % 0 to 0.030
0
Nickel (Ni), % 0 to 1.5
0
Phosphorus (P), % 0 to 0.2
0
Selenium (Se), % 0 to 0.2
0
Silicon (Si), % 0 to 0.1
0
Tin (Sn), % 1.0 to 1.8
0 to 0.6
Zinc (Zn), % 30.6 to 40.5
0 to 0.8
Residuals, % 0
0 to 0.5