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CR011A Copper vs. S38815 Stainless Steel

CR011A copper belongs to the copper alloys classification, while S38815 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is CR011A copper and the bottom bar is S38815 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 15
34
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 43
74
Tensile Strength: Ultimate (UTS), MPa 220
610
Tensile Strength: Yield (Proof), MPa 130
290

Thermal Properties

Latent Heat of Fusion, J/g 210
370
Maximum Temperature: Mechanical, °C 200
860
Melting Completion (Liquidus), °C 1090
1360
Melting Onset (Solidus), °C 1040
1310
Specific Heat Capacity, J/kg-K 390
500
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 32
19
Density, g/cm3 9.0
7.5
Embodied Carbon, kg CO2/kg material 2.6
3.8
Embodied Energy, MJ/kg 42
54
Embodied Water, L/kg 340
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
170
Resilience: Unit (Modulus of Resilience), kJ/m3 76
220
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8
22
Strength to Weight: Bending, points 9.0
21
Thermal Shock Resistance, points 7.8
15

Alloy Composition

Aluminum (Al), % 0
0 to 0.3
Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.030
Chromium (Cr), % 0
13 to 15
Copper (Cu), % 99.88 to 99.97
0.75 to 1.5
Iron (Fe), % 0
56.1 to 67
Manganese (Mn), % 0
0 to 2.0
Molybdenum (Mo), % 0
0.75 to 1.5
Nickel (Ni), % 0
13 to 17
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
5.5 to 6.5
Silver (Ag), % 0.030 to 0.050
0
Sulfur (S), % 0
0 to 0.020