MakeItFrom.com
Menu (ESC)

CC490K Brass vs. C21000 Brass

Both CC490K brass and C21000 brass are copper alloys. They have 88% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CC490K brass and the bottom bar is C21000 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
110
Elongation at Break, % 15
2.9 to 50
Poisson's Ratio 0.34
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 230
240 to 450
Tensile Strength: Yield (Proof), MPa 110
69 to 440

Thermal Properties

Latent Heat of Fusion, J/g 190
200
Maximum Temperature: Mechanical, °C 160
190
Melting Completion (Liquidus), °C 980
1070
Melting Onset (Solidus), °C 910
1050
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 72
230
Thermal Expansion, µm/m-K 19
18

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
56
Electrical Conductivity: Equal Weight (Specific), % IACS 16
57

Otherwise Unclassified Properties

Base Metal Price, % relative 30
30
Density, g/cm3 8.8
8.8
Embodied Carbon, kg CO2/kg material 2.9
2.6
Embodied Energy, MJ/kg 47
42
Embodied Water, L/kg 340
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 28
13 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 54
21 to 830
Stiffness to Weight: Axial, points 6.8
7.2
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 7.3
7.4 to 14
Strength to Weight: Bending, points 9.5
9.6 to 15
Thermal Diffusivity, mm2/s 22
69
Thermal Shock Resistance, points 8.2
8.1 to 15

Alloy Composition

Aluminum (Al), % 0 to 0.010
0
Antimony (Sb), % 0 to 0.3
0
Copper (Cu), % 81 to 86
94 to 96
Iron (Fe), % 0 to 0.5
0 to 0.050
Lead (Pb), % 3.0 to 6.0
0 to 0.030
Nickel (Ni), % 0 to 2.0
0
Phosphorus (P), % 0 to 0.050
0
Silicon (Si), % 0 to 0.010
0
Sulfur (S), % 0 to 0.1
0
Tin (Sn), % 2.0 to 3.5
0
Zinc (Zn), % 7.0 to 9.5
3.7 to 6.0
Residuals, % 0
0 to 0.2