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ASTM A148 Cast Steel vs. C42500 Brass

ASTM A148 cast steel belongs to the iron alloys classification, while C42500 brass belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is ASTM A148 cast steel and the bottom bar is C42500 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
110
Elongation at Break, % 5.7 to 25
2.0 to 49
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 73
42
Tensile Strength: Ultimate (UTS), MPa 630 to 1300
310 to 630
Tensile Strength: Yield (Proof), MPa 390 to 1160
120 to 590

Thermal Properties

Latent Heat of Fusion, J/g 250
200
Maximum Temperature: Mechanical, °C 400 to 430
180
Melting Completion (Liquidus), °C 1460
1030
Melting Onset (Solidus), °C 1420
1010
Specific Heat Capacity, J/kg-K 470
380
Thermal Conductivity, W/m-K 37 to 47
120
Thermal Expansion, µm/m-K 13
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3 to 7.5
28
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3 to 8.6
29

Otherwise Unclassified Properties

Base Metal Price, % relative 2.3 to 3.3
30
Density, g/cm3 7.8
8.7
Embodied Carbon, kg CO2/kg material 1.5 to 1.7
2.8
Embodied Energy, MJ/kg 20 to 22
46
Embodied Water, L/kg 48 to 53
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 71 to 150
12 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 400 to 3570
64 to 1570
Stiffness to Weight: Axial, points 13
7.1
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 22 to 46
9.9 to 20
Strength to Weight: Bending, points 21 to 34
12 to 19
Thermal Diffusivity, mm2/s 9.9 to 13
36
Thermal Shock Resistance, points 18 to 38
11 to 22

Comparable Variants