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CC752S Brass vs. SAE-AISI P21 Steel

CC752S brass belongs to the copper alloys classification, while SAE-AISI P21 steel belongs to the iron alloys. There are 23 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is CC752S brass and the bottom bar is SAE-AISI P21 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
190
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 350
1130

Thermal Properties

Latent Heat of Fusion, J/g 170
250
Melting Completion (Liquidus), °C 840
1450
Melting Onset (Solidus), °C 800
1410
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 110
41
Thermal Expansion, µm/m-K 21
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 25
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 28
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 24
6.5
Density, g/cm3 8.1
7.9
Embodied Carbon, kg CO2/kg material 2.7
2.3
Embodied Energy, MJ/kg 46
32
Embodied Water, L/kg 330
62

Common Calculations

Stiffness to Weight: Axial, points 7.1
13
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 12
40
Strength to Weight: Bending, points 13
31
Thermal Diffusivity, mm2/s 35
11
Thermal Shock Resistance, points 12
37

Alloy Composition

Aluminum (Al), % 0.3 to 0.7
0
Antimony (Sb), % 0 to 0.14
0
Arsenic (As), % 0.040 to 0.14
0
Carbon (C), % 0
0.18 to 0.22
Chromium (Cr), % 0
0 to 0.5
Cobalt (Co), % 0
1.1 to 1.3
Copper (Cu), % 61.5 to 64.5
0 to 0.25
Iron (Fe), % 0 to 0.3
92.1 to 94.2
Lead (Pb), % 1.5 to 2.2
0
Manganese (Mn), % 0 to 0.1
0.35 to 0.72
Nickel (Ni), % 0 to 0.2
3.9 to 4.3
Phosphorus (P), % 0
0 to 0.030
Silicon (Si), % 0 to 0.020
0.2 to 0.4
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.3
0
Vanadium (V), % 0
0.15 to 0.25
Zinc (Zn), % 31.5 to 36.7
0