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ASTM A27 Cast Steel vs. C62300 Bronze

ASTM A27 cast steel belongs to the iron alloys classification, while C62300 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 A27 cast steel and the bottom bar is C62300 bronze.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 25 to 27
18 to 32
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 73
43
Tensile Strength: Ultimate (UTS), MPa 460 to 550
570 to 630
Tensile Strength: Yield (Proof), MPa 230 to 310
230 to 310

Thermal Properties

Latent Heat of Fusion, J/g 250
230
Maximum Temperature: Mechanical, °C 400
220
Melting Completion (Liquidus), °C 1460
1050
Melting Onset (Solidus), °C 1420
1040
Specific Heat Capacity, J/kg-K 470
440
Thermal Conductivity, W/m-K 52
54
Thermal Expansion, µm/m-K 12
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0 to 7.1
12
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
13

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
28
Density, g/cm3 7.8
8.3
Embodied Carbon, kg CO2/kg material 1.4
3.1
Embodied Energy, MJ/kg 18
52
Embodied Water, L/kg 45 to 46
390

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 96 to 120
95 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 260
240 to 430
Stiffness to Weight: Axial, points 13
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 16 to 20
19 to 21
Strength to Weight: Bending, points 17 to 19
18 to 20
Thermal Diffusivity, mm2/s 14
15
Thermal Shock Resistance, points 15 to 18
20 to 22