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EN 1.4905 Stainless Steel vs. C14181 Copper

EN 1.4905 stainless steel belongs to the iron alloys classification, while C14181 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.4905 stainless steel and the bottom bar is C14181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 19
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
43
Tensile Strength: Ultimate (UTS), MPa 740
210
Tensile Strength: Yield (Proof), MPa 510
130

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 660
200
Melting Completion (Liquidus), °C 1480
1080
Melting Onset (Solidus), °C 1440
1080
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 26
380
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 9.5
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 40
41
Embodied Water, L/kg 90
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
28
Resilience: Unit (Modulus of Resilience), kJ/m3 680
69
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 26
6.5
Strength to Weight: Bending, points 23
8.8
Thermal Diffusivity, mm2/s 7.0
110
Thermal Shock Resistance, points 25
7.4

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Boron (B), % 0.00050 to 0.0050
0
Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0.090 to 0.13
0 to 0.0050
Chromium (Cr), % 8.5 to 9.5
0
Copper (Cu), % 0
99.9 to 100
Iron (Fe), % 86.2 to 88.8
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.9 to 1.1
0
Nickel (Ni), % 0.1 to 0.4
0
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.050 to 0.090
0
Phosphorus (P), % 0 to 0.020
0 to 0.0020
Silicon (Si), % 0.1 to 0.5
0
Sulfur (S), % 0 to 0.010
0
Tungsten (W), % 0.9 to 1.1
0
Vanadium (V), % 0.18 to 0.25
0
Zinc (Zn), % 0
0 to 0.0020