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C85800 Brass vs. ASTM A148 Cast Steel

C85800 brass belongs to the copper alloys classification, while ASTM A148 cast steel belongs to the iron alloys. There are 28 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 C85800 brass and the bottom bar is ASTM A148 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 15
5.7 to 25
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 380
630 to 1300
Tensile Strength: Yield (Proof), MPa 210
390 to 1160

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Maximum Temperature: Mechanical, °C 120
400 to 430
Melting Completion (Liquidus), °C 900
1460
Melting Onset (Solidus), °C 870
1420
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 84
37 to 47
Thermal Expansion, µm/m-K 20
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
7.3 to 7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 22
8.3 to 8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 24
2.3 to 3.3
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.5 to 1.7
Embodied Energy, MJ/kg 47
20 to 22
Embodied Water, L/kg 330
48 to 53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 48
71 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 210
400 to 3570
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 20
24
Strength to Weight: Axial, points 13
22 to 46
Strength to Weight: Bending, points 15
21 to 34
Thermal Diffusivity, mm2/s 27
9.9 to 13
Thermal Shock Resistance, points 13
18 to 38