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EN 1.4646 Stainless Steel vs. CR022A Copper

EN 1.4646 stainless steel belongs to the iron alloys classification, while CR022A copper belongs to the copper alloys. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4646 stainless steel and the bottom bar is CR022A copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 34
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 750
230
Tensile Strength: Yield (Proof), MPa 430
140

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 910
200
Melting Completion (Liquidus), °C 1390
1090
Melting Onset (Solidus), °C 1340
1040
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 13
31
Density, g/cm3 7.7
9.0
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 41
41
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
31
Resilience: Unit (Modulus of Resilience), kJ/m3 460
83
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 27
7.1
Strength to Weight: Bending, points 24
9.3
Thermal Shock Resistance, points 16
8.1

Alloy Composition

Antimony (Sb), % 0
0 to 0.00040
Arsenic (As), % 0
0 to 0.00050
Bismuth (Bi), % 0
0 to 0.00020
Cadmium (Cd), % 0
0 to 0.00010
Carbon (C), % 0.020 to 0.1
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 1.5 to 3.0
99.99 to 99.999
Iron (Fe), % 59 to 67.3
0 to 0.0010
Lead (Pb), % 0
0 to 0.00050
Manganese (Mn), % 10.5 to 12.5
0 to 0.00050
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 3.5 to 4.5
0 to 0.0010
Nitrogen (N), % 0.2 to 0.3
0
Phosphorus (P), % 0 to 0.050
0.0010 to 0.0060
Selenium (Se), % 0
0 to 0.00020
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.0025
Sulfur (S), % 0 to 0.015
0 to 0.0015
Tellurium (Te), % 0
0 to 0.00020
Tin (Sn), % 0
0 to 0.00020
Zinc (Zn), % 0
0 to 0.00010