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C36200 Brass vs. CR020A Copper

Both C36200 brass and CR020A copper are copper alloys. They have 62% of their average alloy composition in common. There are 28 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 C36200 brass and the bottom bar is CR020A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 100
120
Elongation at Break, % 20 to 53
15
Poisson's Ratio 0.31
0.34
Shear Modulus, GPa 39
43
Tensile Strength: Ultimate (UTS), MPa 340 to 420
220
Tensile Strength: Yield (Proof), MPa 130 to 360
130

Thermal Properties

Latent Heat of Fusion, J/g 170
210
Maximum Temperature: Mechanical, °C 120
200
Melting Completion (Liquidus), °C 900
1090
Melting Onset (Solidus), °C 890
1040
Specific Heat Capacity, J/kg-K 380
390
Thermal Conductivity, W/m-K 120
380
Thermal Expansion, µm/m-K 21
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 26
100
Electrical Conductivity: Equal Weight (Specific), % IACS 28
100

Otherwise Unclassified Properties

Base Metal Price, % relative 23
31
Density, g/cm3 8.2
9.0
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 45
41
Embodied Water, L/kg 320
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 74 to 140
29
Resilience: Unit (Modulus of Resilience), kJ/m3 89 to 630
76
Stiffness to Weight: Axial, points 6.9
7.2
Stiffness to Weight: Bending, points 19
18
Strength to Weight: Axial, points 11 to 14
6.8
Strength to Weight: Bending, points 13 to 15
9.0
Thermal Diffusivity, mm2/s 37
110
Thermal Shock Resistance, points 11 to 14
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 60 to 63
99.95 to 99.999
Iron (Fe), % 0 to 0.15
0
Lead (Pb), % 3.5 to 4.5
0 to 0.0050
Phosphorus (P), % 0
0.0010 to 0.0060
Silver (Ag), % 0
0 to 0.015
Zinc (Zn), % 32.4 to 36.5
0