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EN 1.4762 Stainless Steel vs. CR023A Copper

EN 1.4762 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 1.4762 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, % 13
15
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 78
43
Tensile Strength: Ultimate (UTS), MPa 620
220
Tensile Strength: Yield (Proof), MPa 310
130

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1150
200
Melting Completion (Liquidus), °C 1410
1090
Melting Onset (Solidus), °C 1370
1040
Specific Heat Capacity, J/kg-K 490
390
Thermal Conductivity, W/m-K 17
380
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
100
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
100

Otherwise Unclassified Properties

Base Metal Price, % relative 12
31
Density, g/cm3 7.6
9.0
Embodied Carbon, kg CO2/kg material 2.5
2.6
Embodied Energy, MJ/kg 37
41
Embodied Water, L/kg 170
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 67
29
Resilience: Unit (Modulus of Resilience), kJ/m3 250
76
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 26
18
Strength to Weight: Axial, points 23
6.8
Strength to Weight: Bending, points 21
9.0
Thermal Diffusivity, mm2/s 4.6
110
Thermal Shock Resistance, points 22
7.8

Alloy Composition

Aluminum (Al), % 1.2 to 1.7
0
Bismuth (Bi), % 0
0 to 0.00050
Carbon (C), % 0 to 0.12
0
Chromium (Cr), % 23 to 26
0
Copper (Cu), % 0
99.9 to 99.995
Iron (Fe), % 69.7 to 75.1
0
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0 to 1.0
0
Phosphorus (P), % 0 to 0.040
0.0050 to 0.013
Silicon (Si), % 0.7 to 1.4
0
Silver (Ag), % 0
0 to 0.015
Sulfur (S), % 0 to 0.015
0