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EN 1.4422 Stainless Steel vs. CR023A Copper

EN 1.4422 stainless steel belongs to the iron alloys classification, while CR023A 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 1.4422 stainless steel and the bottom bar is CR023A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 17
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
43
Tensile Strength: Ultimate (UTS), MPa 850
220
Tensile Strength: Yield (Proof), MPa 630
130

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 760
200
Melting Completion (Liquidus), °C 1450
1090
Melting Onset (Solidus), °C 1410
1040
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 16
380
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
100
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
100

Otherwise Unclassified Properties

Base Metal Price, % relative 11
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 2.7
2.6
Embodied Energy, MJ/kg 37
41
Embodied Water, L/kg 110
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
29
Resilience: Unit (Modulus of Resilience), kJ/m3 1000
76
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 30
6.8
Strength to Weight: Bending, points 25
9.0
Thermal Diffusivity, mm2/s 4.3
110
Thermal Shock Resistance, points 31
7.8

Alloy Composition

Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.020
0
Chromium (Cr), % 11 to 13
0
Copper (Cu), % 0.2 to 0.8
99.9 to 99.995
Iron (Fe), % 76.8 to 83.5
0
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 1.3 to 1.8
0
Nickel (Ni), % 4.0 to 5.0
0
Nitrogen (N), % 0 to 0.020
0
Phosphorus (P), % 0 to 0.040
0.0050 to 0.013
Silicon (Si), % 0 to 0.5
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.0030
0