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ASTM A302 Alloy Steel vs. C53400 Bronze

ASTM A302 alloy steel belongs to the iron alloys classification, while C53400 bronze belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is ASTM A302 alloy steel and the bottom bar is C53400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
42
Tensile Strength: Ultimate (UTS), MPa 590 to 620
330 to 720

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 410
180
Melting Completion (Liquidus), °C 1460
1050
Melting Onset (Solidus), °C 1420
950
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 39 to 51
69
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.4
15
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.4
15

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 3.0
32
Density, g/cm3 7.8 to 7.9
8.9
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
3.0
Embodied Energy, MJ/kg 20 to 21
49
Embodied Water, L/kg 48 to 50
350

Common Calculations

Stiffness to Weight: Axial, points 13
7.0
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 21 to 22
10 to 22
Strength to Weight: Bending, points 20 to 21
12 to 20
Thermal Diffusivity, mm2/s 10 to 14
21
Thermal Shock Resistance, points 17 to 18
12 to 26