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ACI-ASTM CA15 Steel vs. C84800 Brass

ACI-ASTM CA15 steel belongs to the iron alloys classification, while C84800 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 ACI-ASTM CA15 steel and the bottom bar is C84800 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
100
Elongation at Break, % 21
18
Poisson's Ratio 0.28
0.33
Shear Modulus, GPa 76
39
Tensile Strength: Ultimate (UTS), MPa 700
230
Tensile Strength: Yield (Proof), MPa 570
100

Thermal Properties

Latent Heat of Fusion, J/g 280
180
Maximum Temperature: Mechanical, °C 750
150
Melting Completion (Liquidus), °C 1440
950
Melting Onset (Solidus), °C 1500
830
Specific Heat Capacity, J/kg-K 480
370
Thermal Conductivity, W/m-K 25
72
Thermal Expansion, µm/m-K 10
19

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.0
16
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
17

Otherwise Unclassified Properties

Base Metal Price, % relative 7.5
27
Density, g/cm3 7.7
8.6
Embodied Carbon, kg CO2/kg material 2.0
2.8
Embodied Energy, MJ/kg 28
46
Embodied Water, L/kg 100
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
34
Resilience: Unit (Modulus of Resilience), kJ/m3 820
53
Stiffness to Weight: Axial, points 14
6.6
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 25
7.3
Strength to Weight: Bending, points 23
9.6
Thermal Diffusivity, mm2/s 6.7
23
Thermal Shock Resistance, points 26
8.2

Alloy Composition

Aluminum (Al), % 0
0 to 0.0050
Antimony (Sb), % 0
0 to 0.25
Carbon (C), % 0 to 0.15
0
Chromium (Cr), % 11.5 to 14
0
Copper (Cu), % 0
75 to 77
Iron (Fe), % 81.8 to 88.5
0 to 0.4
Lead (Pb), % 0
5.5 to 7.0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 0 to 1.0
0 to 1.0
Phosphorus (P), % 0 to 0.040
0 to 1.5
Silicon (Si), % 0 to 1.5
0 to 0.0050
Sulfur (S), % 0 to 0.040
0 to 0.080
Tin (Sn), % 0
2.0 to 3.0
Zinc (Zn), % 0
13 to 17
Residuals, % 0
0 to 0.7