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C64800 Bronze vs. R30556 Alloy

C64800 bronze belongs to the copper alloys classification, while R30556 alloy belongs to the iron alloys. There are 29 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 C64800 bronze and the bottom bar is R30556 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 8.0
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
81
Shear Strength, MPa 380
550
Tensile Strength: Ultimate (UTS), MPa 640
780
Tensile Strength: Yield (Proof), MPa 630
350

Thermal Properties

Latent Heat of Fusion, J/g 220
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1090
1420
Melting Onset (Solidus), °C 1030
1330
Specific Heat Capacity, J/kg-K 390
450
Thermal Conductivity, W/m-K 260
11
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 65
1.8
Electrical Conductivity: Equal Weight (Specific), % IACS 66
1.9

Otherwise Unclassified Properties

Base Metal Price, % relative 33
70
Density, g/cm3 8.9
8.4
Embodied Carbon, kg CO2/kg material 2.7
8.7
Embodied Energy, MJ/kg 43
130
Embodied Water, L/kg 310
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 51
290
Resilience: Unit (Modulus of Resilience), kJ/m3 1680
290
Stiffness to Weight: Axial, points 7.4
14
Stiffness to Weight: Bending, points 18
23
Strength to Weight: Axial, points 20
26
Strength to Weight: Bending, points 19
22
Thermal Diffusivity, mm2/s 75
2.9
Thermal Shock Resistance, points 23
18

Alloy Composition

Aluminum (Al), % 0
0.1 to 0.5
Boron (B), % 0
0 to 0.020
Carbon (C), % 0
0.050 to 0.15
Chromium (Cr), % 0 to 0.090
21 to 23
Cobalt (Co), % 1.0 to 3.0
16 to 21
Copper (Cu), % 92.4 to 98.8
0
Iron (Fe), % 0 to 1.0
20.4 to 38.2
Lanthanum (La), % 0
0.0050 to 0.1
Lead (Pb), % 0 to 0.050
0
Manganese (Mn), % 0
0.5 to 2.0
Molybdenum (Mo), % 0
2.5 to 4.0
Nickel (Ni), % 0 to 0.5
19 to 22.5
Niobium (Nb), % 0
0 to 0.3
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.5
0 to 0.040
Silicon (Si), % 0.2 to 1.0
0.2 to 0.8
Sulfur (S), % 0
0 to 0.015
Tantalum (Ta), % 0
0.3 to 1.3
Tin (Sn), % 0 to 0.5
0
Tungsten (W), % 0
2.0 to 3.5
Zinc (Zn), % 0 to 0.5
0.0010 to 0.1
Residuals, % 0 to 0.5
0