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CC755S Brass vs. ACI-ASTM CG3M Steel

CC755S brass belongs to the copper alloys classification, while ACI-ASTM CG3M steel belongs to the iron 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 CC755S brass and the bottom bar is ACI-ASTM CG3M steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 110
170
Elastic (Young's, Tensile) Modulus, GPa 100
200
Elongation at Break, % 9.5
28
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 40
79
Tensile Strength: Ultimate (UTS), MPa 390
580
Tensile Strength: Yield (Proof), MPa 250
270

Thermal Properties

Latent Heat of Fusion, J/g 170
300
Maximum Temperature: Mechanical, °C 120
1020
Melting Completion (Liquidus), °C 820
1450
Melting Onset (Solidus), °C 780
1400
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 120
15
Thermal Expansion, µm/m-K 21
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 30
2.3

Otherwise Unclassified Properties

Base Metal Price, % relative 23
20
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.7
4.1
Embodied Energy, MJ/kg 46
56
Embodied Water, L/kg 330
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 33
130
Resilience: Unit (Modulus of Resilience), kJ/m3 290
190
Stiffness to Weight: Axial, points 7.1
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 14
20
Strength to Weight: Bending, points 15
20
Thermal Diffusivity, mm2/s 38
4.1
Thermal Shock Resistance, points 13
13

Alloy Composition

Aluminum (Al), % 0.4 to 0.7
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
18 to 21
Copper (Cu), % 59.5 to 61
0
Iron (Fe), % 0.050 to 0.2
58.9 to 70
Lead (Pb), % 1.2 to 1.7
0
Manganese (Mn), % 0 to 0.050
0 to 1.5
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 0 to 0.2
9.0 to 13
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0 to 0.050
0 to 1.5
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 0.3
0
Zinc (Zn), % 35.8 to 38.9
0