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CR005A Copper vs. EN 1.4646 Stainless Steel

CR005A copper belongs to the copper alloys classification, while EN 1.4646 stainless steel belongs to the iron 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 CR005A copper and the bottom bar is EN 1.4646 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

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

Thermal Properties

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

Otherwise Unclassified Properties

Base Metal Price, % relative 31
13
Density, g/cm3 9.0
7.7
Embodied Carbon, kg CO2/kg material 2.6
2.8
Embodied Energy, MJ/kg 41
41
Embodied Water, L/kg 320
160

Common Calculations

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

Alloy Composition

Carbon (C), % 0
0.020 to 0.1
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 99.9 to 100
1.5 to 3.0
Iron (Fe), % 0
59 to 67.3
Manganese (Mn), % 0
10.5 to 12.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 0
3.5 to 4.5
Nitrogen (N), % 0
0.2 to 0.3
Oxygen (O), % 0 to 0.040
0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 0 to 0.015
0
Sulfur (S), % 0
0 to 0.015