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ASTM A204 Steel vs. C94700 Bronze

ASTM A204 steel belongs to the iron alloys classification, while C94700 bronze belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is ASTM A204 steel and the bottom bar is C94700 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 18 to 22
7.9 to 32
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Tensile Strength: Ultimate (UTS), MPa 520 to 590
350 to 590
Tensile Strength: Yield (Proof), MPa 290 to 330
160 to 400

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 410
190
Melting Completion (Liquidus), °C 1470
1030
Melting Onset (Solidus), °C 1420 to 1430
900
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 52
54
Thermal Expansion, µm/m-K 13
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
12
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2
12

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
34
Density, g/cm3 7.9
8.8
Embodied Carbon, kg CO2/kg material 1.5
3.5
Embodied Energy, MJ/kg 20
56
Embodied Water, L/kg 47
350

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 95
41 to 89
Resilience: Unit (Modulus of Resilience), kJ/m3 220 to 290
110 to 700
Stiffness to Weight: Axial, points 13
7.3
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 18 to 21
11 to 19
Strength to Weight: Bending, points 18 to 20
13 to 18
Thermal Diffusivity, mm2/s 14
16
Thermal Shock Resistance, points 15 to 17
12 to 21