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ASTM A217 Cast Steel vs. C85900 Brass

ASTM A217 cast steel belongs to the iron alloys classification, while C85900 brass belongs to the copper alloys. There are 29 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 A217 cast steel and the bottom bar is C85900 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160 to 210
85
Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 21 to 27
30
Poisson's Ratio 0.28 to 0.29
0.31
Shear Modulus, GPa 73 to 75
40
Tensile Strength: Ultimate (UTS), MPa 540 to 710
460
Tensile Strength: Yield (Proof), MPa 270 to 460
190

Thermal Properties

Latent Heat of Fusion, J/g 250 to 270
170
Maximum Temperature: Mechanical, °C 410 to 600
130
Melting Completion (Liquidus), °C 1450 to 1460
830
Melting Onset (Solidus), °C 1410 to 1420
790
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 26 to 50
89
Thermal Expansion, µm/m-K 13
20

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3 to 9.2
25
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4 to 11
28

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4 to 7.0
24
Density, g/cm3 7.8
8.0
Embodied Carbon, kg CO2/kg material 1.5 to 2.1
2.9
Embodied Energy, MJ/kg 20 to 28
49
Embodied Water, L/kg 47 to 87
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 190 to 570
170
Stiffness to Weight: Axial, points 13 to 14
7.3
Stiffness to Weight: Bending, points 24 to 25
20
Strength to Weight: Axial, points 19 to 25
16
Strength to Weight: Bending, points 19 to 23
17
Thermal Diffusivity, mm2/s 6.9 to 14
29
Thermal Shock Resistance, points 16 to 20
16