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CR011A Copper vs. S44700 Stainless Steel

CR011A copper belongs to the copper alloys classification, while S44700 stainless steel belongs to the iron alloys. There are 24 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is CR011A copper and the bottom bar is S44700 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
210
Elongation at Break, % 15
23
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 43
82
Tensile Strength: Ultimate (UTS), MPa 220
600
Tensile Strength: Yield (Proof), MPa 130
450

Thermal Properties

Latent Heat of Fusion, J/g 210
300
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1040
1410
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Base Metal Price, % relative 32
18
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
3.6
Embodied Energy, MJ/kg 42
49
Embodied Water, L/kg 340
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
120
Resilience: Unit (Modulus of Resilience), kJ/m3 76
480
Stiffness to Weight: Axial, points 7.2
15
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8
21
Strength to Weight: Bending, points 9.0
20
Thermal Shock Resistance, points 7.8
19

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.010
Chromium (Cr), % 0
28 to 30
Copper (Cu), % 99.88 to 99.97
0 to 0.15
Iron (Fe), % 0
64.9 to 68.5
Manganese (Mn), % 0
0 to 0.3
Molybdenum (Mo), % 0
3.5 to 4.2
Nickel (Ni), % 0
0 to 0.15
Nitrogen (N), % 0
0 to 0.020
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.2
Silver (Ag), % 0.030 to 0.050
0
Sulfur (S), % 0
0 to 0.020