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CR012A Copper vs. EN 1.4527 Stainless Steel

CR012A copper belongs to the copper alloys classification, while EN 1.4527 stainless steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is CR012A copper and the bottom bar is EN 1.4527 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
40
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Tensile Strength: Ultimate (UTS), MPa 220
480
Tensile Strength: Yield (Proof), MPa 130
190

Thermal Properties

Latent Heat of Fusion, J/g 210
310
Maximum Temperature: Mechanical, °C 200
1100
Melting Completion (Liquidus), °C 1090
1410
Melting Onset (Solidus), °C 1040
1360
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 390
15
Thermal Expansion, µm/m-K 17
15

Otherwise Unclassified Properties

Base Metal Price, % relative 33
32
Density, g/cm3 9.0
8.1
Embodied Carbon, kg CO2/kg material 2.7
5.6
Embodied Energy, MJ/kg 42
78
Embodied Water, L/kg 360
210

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
150
Resilience: Unit (Modulus of Resilience), kJ/m3 76
95
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
24
Strength to Weight: Axial, points 6.8
17
Strength to Weight: Bending, points 9.0
17
Thermal Diffusivity, mm2/s 110
4.0
Thermal Shock Resistance, points 7.8
12

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0 to 0.060
Chromium (Cr), % 0
19 to 22
Copper (Cu), % 99.85 to 99.94
3.0 to 4.0
Iron (Fe), % 0
37.4 to 48.5
Manganese (Mn), % 0
0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 0
27.5 to 30.5
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 1.5
Silver (Ag), % 0.060 to 0.080
0
Sulfur (S), % 0
0 to 0.030