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ASTM A732 Cast Steel vs. C26000 Brass

ASTM A732 cast steel belongs to the iron alloys classification, while C26000 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is ASTM A732 cast steel and the bottom bar is C26000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 4.0 to 25
2.5 to 66
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 72 to 73
41
Tensile Strength: Ultimate (UTS), MPa 460 to 1470
320 to 680
Tensile Strength: Yield (Proof), MPa 310 to 1340
110 to 570

Thermal Properties

Latent Heat of Fusion, J/g 250 to 260
180
Maximum Temperature: Mechanical, °C 400 to 430
140
Melting Completion (Liquidus), °C 1440 to 1460
950
Melting Onset (Solidus), °C 1400 to 1420
920
Specific Heat Capacity, J/kg-K 470 to 480
390
Thermal Conductivity, W/m-K 39 to 50
120
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1 to 7.7
28
Electrical Conductivity: Equal Weight (Specific), % IACS 8.2 to 8.9
31

Otherwise Unclassified Properties

Base Metal Price, % relative 2.0 to 3.8
25
Density, g/cm3 7.8 to 7.9
8.2
Embodied Carbon, kg CO2/kg material 1.4 to 1.7
2.7
Embodied Energy, MJ/kg 19 to 24
45
Embodied Water, L/kg 47 to 54
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 45 to 130
6.1 to 420
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 4770
51 to 1490
Stiffness to Weight: Axial, points 13
7.2
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 16 to 52
11 to 23
Strength to Weight: Bending, points 17 to 37
13 to 21
Thermal Diffusivity, mm2/s 10 to 14
38
Thermal Shock Resistance, points 14 to 43
11 to 23