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C15900 Copper vs. EN 1.4646 Stainless Steel

C15900 copper belongs to the copper alloys classification, while EN 1.4646 stainless steel belongs to the iron alloys. There are 25 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 C15900 copper and the bottom bar is EN 1.4646 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
200
Elongation at Break, % 6.5
34
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 43
77
Shear Strength, MPa 420
500
Tensile Strength: Ultimate (UTS), MPa 720
750
Tensile Strength: Yield (Proof), MPa 240
430

Thermal Properties

Latent Heat of Fusion, J/g 210
290
Maximum Temperature: Mechanical, °C 200
910
Melting Completion (Liquidus), °C 1080
1390
Melting Onset (Solidus), °C 1030
1340
Specific Heat Capacity, J/kg-K 390
480
Thermal Expansion, µm/m-K 17
17

Otherwise Unclassified Properties

Base Metal Price, % relative 30
13
Density, g/cm3 8.8
7.7
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 45
41
Embodied Water, L/kg 310
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 37
220
Resilience: Unit (Modulus of Resilience), kJ/m3 260
460
Stiffness to Weight: Axial, points 7.2
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 23
27
Strength to Weight: Bending, points 20
24
Thermal Shock Resistance, points 26
16

Alloy Composition

Aluminum (Al), % 0.76 to 0.84
0
Carbon (C), % 0.27 to 0.33
0.020 to 0.1
Chromium (Cr), % 0
17 to 19
Copper (Cu), % 97.5 to 97.9
1.5 to 3.0
Iron (Fe), % 0 to 0.040
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), % 0.4 to 0.54
0
Phosphorus (P), % 0
0 to 0.050
Silicon (Si), % 0
0 to 1.0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0.66 to 0.74
0