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ASTM A302 Alloy Steel vs. C67000 Bronze

ASTM A302 alloy steel belongs to the iron alloys classification, while C67000 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 C67000 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 20 to 23
5.6 to 11
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 73
42
Shear Strength, MPa 370 to 390
390 to 510
Tensile Strength: Ultimate (UTS), MPa 590 to 620
660 to 880
Tensile Strength: Yield (Proof), MPa 350 to 390
350 to 540

Thermal Properties

Latent Heat of Fusion, J/g 250
190
Maximum Temperature: Mechanical, °C 410
160
Melting Completion (Liquidus), °C 1460
900
Melting Onset (Solidus), °C 1420
850
Specific Heat Capacity, J/kg-K 470
410
Thermal Conductivity, W/m-K 39 to 51
99
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.4
22
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.4
25

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 3.0
23
Density, g/cm3 7.8 to 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
2.9
Embodied Energy, MJ/kg 20 to 21
49
Embodied Water, L/kg 48 to 50
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
43 to 62
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 410
560 to 1290
Stiffness to Weight: Axial, points 13
7.8
Stiffness to Weight: Bending, points 24
20
Strength to Weight: Axial, points 21 to 22
23 to 31
Strength to Weight: Bending, points 20 to 21
21 to 26
Thermal Diffusivity, mm2/s 10 to 14
30
Thermal Shock Resistance, points 17 to 18
21 to 29