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CC490K Brass vs. SAE-AISI P21 Steel

CC490K 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 CC490K brass and the bottom bar is SAE-AISI P21 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 40
73
Tensile Strength: Ultimate (UTS), MPa 230
1130

Thermal Properties

Latent Heat of Fusion, J/g 190
250
Melting Completion (Liquidus), °C 980
1450
Melting Onset (Solidus), °C 910
1410
Specific Heat Capacity, J/kg-K 370
470
Thermal Conductivity, W/m-K 72
41
Thermal Expansion, µm/m-K 19
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 16
9.0

Otherwise Unclassified Properties

Base Metal Price, % relative 30
6.5
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 2.9
2.3
Embodied Energy, MJ/kg 47
32
Embodied Water, L/kg 340
62

Common Calculations

Stiffness to Weight: Axial, points 6.8
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 7.3
40
Strength to Weight: Bending, points 9.5
31
Thermal Diffusivity, mm2/s 22
11
Thermal Shock Resistance, points 8.2
37

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.3
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), % 81 to 86
0 to 0.25
Iron (Fe), % 0 to 0.5
92.1 to 94.2
Lead (Pb), % 3.0 to 6.0
0
Manganese (Mn), % 0
0.35 to 0.72
Nickel (Ni), % 0 to 2.0
3.9 to 4.3
Phosphorus (P), % 0 to 0.050
0 to 0.030
Silicon (Si), % 0 to 0.010
0.2 to 0.4
Sulfur (S), % 0 to 0.1
0 to 0.030
Tin (Sn), % 2.0 to 3.5
0
Vanadium (V), % 0
0.15 to 0.25
Zinc (Zn), % 7.0 to 9.5
0