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EN 1.4872 Stainless Steel vs. CR012A Copper

EN 1.4872 stainless steel belongs to the iron alloys classification, while CR012A copper belongs to the copper alloys. There are 28 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4872 stainless steel and the bottom bar is CR012A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 28
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 79
43
Tensile Strength: Ultimate (UTS), MPa 950
220
Tensile Strength: Yield (Proof), MPa 560
130

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1150
200
Melting Completion (Liquidus), °C 1390
1090
Melting Onset (Solidus), °C 1340
1040
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 15
390
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
100
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
100

Otherwise Unclassified Properties

Base Metal Price, % relative 17
33
Density, g/cm3 7.6
9.0
Embodied Carbon, kg CO2/kg material 3.3
2.7
Embodied Energy, MJ/kg 47
42
Embodied Water, L/kg 180
360

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 230
29
Resilience: Unit (Modulus of Resilience), kJ/m3 780
76
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 26
18
Strength to Weight: Axial, points 35
6.8
Strength to Weight: Bending, points 28
9.0
Thermal Diffusivity, mm2/s 3.9
110
Thermal Shock Resistance, points 21
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0.2 to 0.3
0
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0
99.85 to 99.94
Iron (Fe), % 54.2 to 61.6
0
Manganese (Mn), % 8.0 to 10
0
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.2 to 0.4
0
Oxygen (O), % 0
0 to 0.040
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0.060 to 0.080
Sulfur (S), % 0 to 0.015
0