MakeItFrom.com
Menu (ESC)

C84200 Brass vs. CR014A Copper

Both C84200 brass and CR014A copper are copper alloys. Both are furnished in the as-fabricated (no temper or treatment) condition. They have 80% of their average alloy composition in common.

For each property being compared, the top bar is C84200 brass and the bottom bar is CR014A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
120
Elongation at Break, % 15
15
Poisson's Ratio 0.33
0.34
Shear Modulus, GPa 40
43
Tensile Strength: Ultimate (UTS), MPa 250
230
Tensile Strength: Yield (Proof), MPa 120
140

Thermal Properties

Latent Heat of Fusion, J/g 180
210
Maximum Temperature: Mechanical, °C 150
200
Melting Completion (Liquidus), °C 990
1090
Melting Onset (Solidus), °C 840
1040
Specific Heat Capacity, J/kg-K 370
390
Thermal Conductivity, W/m-K 72
380
Thermal Expansion, µm/m-K 19
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 16
98
Electrical Conductivity: Equal Weight (Specific), % IACS 17
99

Otherwise Unclassified Properties

Base Metal Price, % relative 30
32
Density, g/cm3 8.5
9.0
Embodied Carbon, kg CO2/kg material 3.1
2.6
Embodied Energy, MJ/kg 51
42
Embodied Water, L/kg 350
340

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 31
31
Resilience: Unit (Modulus of Resilience), kJ/m3 72
83
Stiffness to Weight: Axial, points 6.9
7.2
Stiffness to Weight: Bending, points 18
18
Strength to Weight: Axial, points 8.2
7.1
Strength to Weight: Bending, points 10
9.3
Thermal Diffusivity, mm2/s 23
110
Thermal Shock Resistance, points 9.1
8.1

Alloy Composition

Aluminum (Al), % 0 to 0.0050
0
Antimony (Sb), % 0 to 0.25
0
Bismuth (Bi), % 0
0 to 0.00050
Copper (Cu), % 78 to 82
99.913 to 99.969
Iron (Fe), % 0 to 0.4
0
Lead (Pb), % 2.0 to 3.0
0
Nickel (Ni), % 0 to 0.8
0
Phosphorus (P), % 0 to 1.5
0.0010 to 0.0070
Silicon (Si), % 0 to 0.0050
0
Silver (Ag), % 0
0.030 to 0.050
Sulfur (S), % 0 to 0.080
0
Tin (Sn), % 4.0 to 6.0
0
Zinc (Zn), % 10 to 16
0
Residuals, % 0 to 0.7
0