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ASTM A302 Alloy Steel vs. C53800 Bronze

ASTM A302 alloy steel belongs to the iron alloys classification, while C53800 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is ASTM A302 alloy steel and the bottom bar is C53800 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 20 to 23
2.3
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
40
Shear Strength, MPa 370 to 390
470
Tensile Strength: Ultimate (UTS), MPa 590 to 620
830
Tensile Strength: Yield (Proof), MPa 350 to 390
660

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 410
160
Melting Completion (Liquidus), °C 1460
980
Melting Onset (Solidus), °C 1420
800
Specific Heat Capacity, J/kg-K 470
360
Thermal Conductivity, W/m-K 39 to 51
61
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.4
9.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.4
9.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 3.0
37
Density, g/cm3 7.8 to 7.9
8.7
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
3.9
Embodied Energy, MJ/kg 20 to 21
64
Embodied Water, L/kg 48 to 50
420

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
18
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 410
2020
Stiffness to Weight: Axial, points 13
6.8
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 21 to 22
26
Strength to Weight: Bending, points 20 to 21
22
Thermal Diffusivity, mm2/s 10 to 14
19
Thermal Shock Resistance, points 17 to 18
31