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CR023A Copper vs. EN 1.4935 Stainless Steel

CR023A copper belongs to the copper alloys classification, while EN 1.4935 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is CR023A copper and the bottom bar is EN 1.4935 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 15
16 to 18
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
76
Tensile Strength: Ultimate (UTS), MPa 220
780 to 880
Tensile Strength: Yield (Proof), MPa 130
570 to 670

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Maximum Temperature: Mechanical, °C 200
740
Melting Completion (Liquidus), °C 1090
1460
Melting Onset (Solidus), °C 1040
1420
Specific Heat Capacity, J/kg-K 390
470
Thermal Conductivity, W/m-K 380
24
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 100
2.9
Electrical Conductivity: Equal Weight (Specific), % IACS 100
3.3

Otherwise Unclassified Properties

Base Metal Price, % relative 31
9.0
Density, g/cm3 9.0
7.8
Embodied Carbon, kg CO2/kg material 2.6
2.9
Embodied Energy, MJ/kg 41
42
Embodied Water, L/kg 320
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 29
130
Resilience: Unit (Modulus of Resilience), kJ/m3 76
830 to 1160
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 6.8
28 to 31
Strength to Weight: Bending, points 9.0
24 to 26
Thermal Diffusivity, mm2/s 110
6.5
Thermal Shock Resistance, points 7.8
27 to 30

Alloy Composition

Bismuth (Bi), % 0 to 0.00050
0
Carbon (C), % 0
0.17 to 0.24
Chromium (Cr), % 0
11 to 12.5
Copper (Cu), % 99.9 to 99.995
0
Iron (Fe), % 0
83 to 86.7
Lead (Pb), % 0 to 0.0050
0
Manganese (Mn), % 0
0.3 to 0.8
Molybdenum (Mo), % 0
0.8 to 1.2
Nickel (Ni), % 0
0.3 to 0.8
Phosphorus (P), % 0.0050 to 0.013
0 to 0.025
Silicon (Si), % 0
0.1 to 0.5
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.015
Tungsten (W), % 0
0.4 to 0.6
Vanadium (V), % 0
0.2 to 0.35