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ASTM A302 Alloy Steel vs. C65400 Bronze

ASTM A302 alloy steel belongs to the iron alloys classification, while C65400 bronze belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is ASTM A302 alloy steel and the bottom bar is C65400 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 20 to 23
2.6 to 47
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Shear Strength, MPa 370 to 390
350 to 530
Tensile Strength: Ultimate (UTS), MPa 590 to 620
500 to 1060
Tensile Strength: Yield (Proof), MPa 350 to 390
170 to 910

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Maximum Temperature: Mechanical, °C 410
200
Melting Completion (Liquidus), °C 1460
1020
Melting Onset (Solidus), °C 1420
960
Specific Heat Capacity, J/kg-K 470
400
Thermal Conductivity, W/m-K 39 to 51
36
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2 to 7.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.4
7.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 3.0
31
Density, g/cm3 7.8 to 7.9
8.7
Embodied Carbon, kg CO2/kg material 1.5 to 1.6
2.8
Embodied Energy, MJ/kg 20 to 21
45
Embodied Water, L/kg 48 to 50
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 120
10 to 480
Resilience: Unit (Modulus of Resilience), kJ/m3 330 to 410
130 to 3640
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 21 to 22
16 to 34
Strength to Weight: Bending, points 20 to 21
16 to 27
Thermal Diffusivity, mm2/s 10 to 14
10
Thermal Shock Resistance, points 17 to 18
18 to 39