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C15900 Copper vs. ASTM A387 Grade 22 Steel

C15900 copper belongs to the copper alloys classification, while ASTM A387 grade 22 steel belongs to the iron alloys. There are 29 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 C15900 copper and the bottom bar is ASTM A387 grade 22 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 6.5
21
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
74
Shear Strength, MPa 420
300 to 380
Tensile Strength: Ultimate (UTS), MPa 720
480 to 600
Tensile Strength: Yield (Proof), MPa 240
230 to 350

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Maximum Temperature: Mechanical, °C 200
460
Melting Completion (Liquidus), °C 1080
1470
Melting Onset (Solidus), °C 1030
1430
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 280
40
Thermal Expansion, µm/m-K 17
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 48
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 49
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 30
3.8
Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 2.8
1.7
Embodied Energy, MJ/kg 45
23
Embodied Water, L/kg 310
58

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
85 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 260
140 to 320
Stiffness to Weight: Axial, points 7.2
13
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 23
17 to 21
Strength to Weight: Bending, points 20
17 to 20
Thermal Diffusivity, mm2/s 80
11
Thermal Shock Resistance, points 26
14 to 17

Alloy Composition

Aluminum (Al), % 0.76 to 0.84
0
Carbon (C), % 0.27 to 0.33
0.050 to 0.15
Chromium (Cr), % 0
2.0 to 2.5
Copper (Cu), % 97.5 to 97.9
0
Iron (Fe), % 0 to 0.040
95.1 to 96.8
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Oxygen (O), % 0.4 to 0.54
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.025
Titanium (Ti), % 0.66 to 0.74
0