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CC754S Brass vs. SAE-AISI 8660 Steel

CC754S brass belongs to the copper alloys classification, while SAE-AISI 8660 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is CC754S brass and the bottom bar is SAE-AISI 8660 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 90
200
Elastic (Young's, Tensile) Modulus, GPa 100
190
Elongation at Break, % 11
12
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 320
660
Tensile Strength: Yield (Proof), MPa 160
550

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Maximum Temperature: Mechanical, °C 120
410
Melting Completion (Liquidus), °C 830
1450
Melting Onset (Solidus), °C 780
1410
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 95
39
Thermal Expansion, µm/m-K 21
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 27
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 30
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 23
2.6
Density, g/cm3 8.1
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.5
Embodied Energy, MJ/kg 47
20
Embodied Water, L/kg 330
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
73
Resilience: Unit (Modulus of Resilience), kJ/m3 130
800
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 11
23
Strength to Weight: Bending, points 13
21
Thermal Diffusivity, mm2/s 31
10
Thermal Shock Resistance, points 10
19

Alloy Composition

Aluminum (Al), % 0 to 0.8
0
Carbon (C), % 0
0.56 to 0.64
Chromium (Cr), % 0
0.4 to 0.6
Copper (Cu), % 57 to 63
0
Iron (Fe), % 0 to 0.7
96.4 to 97.6
Lead (Pb), % 0.5 to 2.5
0
Manganese (Mn), % 0 to 0.5
0.75 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.25
Nickel (Ni), % 0 to 1.0
0.4 to 0.7
Phosphorus (P), % 0 to 0.020
0 to 0.035
Silicon (Si), % 0 to 0.3
0.15 to 0.35
Sulfur (S), % 0
0 to 0.040
Tin (Sn), % 0 to 1.0
0
Zinc (Zn), % 30.2 to 42.5
0