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ASTM A356 Grade 9 vs. C64800 Bronze

ASTM A356 grade 9 belongs to the iron alloys classification, while C64800 bronze belongs to the copper alloys. There are 28 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 ASTM A356 grade 9 and the bottom bar is C64800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 17
8.0
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
44
Tensile Strength: Ultimate (UTS), MPa 670
640
Tensile Strength: Yield (Proof), MPa 460
630

Thermal Properties

Latent Heat of Fusion, J/g 260
220
Maximum Temperature: Mechanical, °C 440
200
Melting Completion (Liquidus), °C 1470
1090
Melting Onset (Solidus), °C 1430
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 41
260
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
65
Electrical Conductivity: Equal Weight (Specific), % IACS 8.6
66

Otherwise Unclassified Properties

Base Metal Price, % relative 3.6
33
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.4
2.7
Embodied Energy, MJ/kg 33
43
Embodied Water, L/kg 56
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
51
Resilience: Unit (Modulus of Resilience), kJ/m3 570
1680
Stiffness to Weight: Axial, points 13
7.4
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 24
20
Strength to Weight: Bending, points 22
19
Thermal Diffusivity, mm2/s 11
75
Thermal Shock Resistance, points 19
23

Alloy Composition

Carbon (C), % 0 to 0.2
0
Chromium (Cr), % 1.0 to 1.5
0 to 0.090
Cobalt (Co), % 0
1.0 to 3.0
Copper (Cu), % 0
92.4 to 98.8
Iron (Fe), % 95.2 to 97.2
0 to 1.0
Lead (Pb), % 0
0 to 0.050
Manganese (Mn), % 0.5 to 0.9
0
Molybdenum (Mo), % 0.9 to 1.2
0
Nickel (Ni), % 0
0 to 0.5
Phosphorus (P), % 0 to 0.035
0 to 0.5
Silicon (Si), % 0.2 to 0.6
0.2 to 1.0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.5
Vanadium (V), % 0.2 to 0.35
0
Zinc (Zn), % 0
0 to 0.5
Residuals, % 0
0 to 0.5