EN 1.4945 Stainless Steel vs. C14181 Copper
EN 1.4945 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 1.4945 stainless steel and the bottom bar is C14181 copper.
Metric UnitsUS Customary Units
Mechanical Properties
Elastic (Young's, Tensile) Modulus, GPa | 200 | |
120 |
Elongation at Break, % | 19 to 34 | |
15 |
Poisson's Ratio | 0.28 | |
0.34 |
Shear Modulus, GPa | 77 | |
43 |
Tensile Strength: Ultimate (UTS), MPa | 640 to 740 | |
210 |
Tensile Strength: Yield (Proof), MPa | 290 to 550 | |
130 |
Thermal Properties
Latent Heat of Fusion, J/g | 290 | |
210 |
Maximum Temperature: Mechanical, °C | 920 | |
200 |
Melting Completion (Liquidus), °C | 1490 | |
1080 |
Melting Onset (Solidus), °C | 1440 | |
1080 |
Specific Heat Capacity, J/kg-K | 470 | |
390 |
Thermal Conductivity, W/m-K | 14 | |
380 |
Thermal Expansion, µm/m-K | 17 | |
17 |
Otherwise Unclassified Properties
Base Metal Price, % relative | 30 | |
31 |
Density, g/cm3 | 8.1 | |
9.0 |
Embodied Carbon, kg CO2/kg material | 5.0 | |
2.6 |
Embodied Energy, MJ/kg | 73 | |
41 |
Embodied Water, L/kg | 150 | |
310 |
Common Calculations
Resilience: Ultimate (Unit Rupture Work), MJ/m3 | 130 to 180 | |
28 |
Resilience: Unit (Modulus of Resilience), kJ/m3 | 210 to 760 | |
69 |
Stiffness to Weight: Axial, points | 14 | |
7.2 |
Stiffness to Weight: Bending, points | 24 | |
18 |
Strength to Weight: Axial, points | 22 to 25 | |
6.5 |
Strength to Weight: Bending, points | 20 to 22 | |
8.8 |
Thermal Diffusivity, mm2/s | 3.7 | |
110 |
Thermal Shock Resistance, points | 14 to 16 | |
7.4 |
Alloy Composition
Cadmium (Cd), % | 0 | |
0 to 0.0020 |
Carbon (C), % | 0.040 to 0.1 | |
0 to 0.0050 |
Chromium (Cr), % | 15.5 to 17.5 | |
0 |
Copper (Cu), % | 0 | |
99.9 to 100 |
Iron (Fe), % | 57.9 to 65.7 | |
0 |
Lead (Pb), % | 0 | |
0 to 0.0020 |
Manganese (Mn), % | 0 to 1.5 | |
0 |
Nickel (Ni), % | 15.5 to 17.5 | |
0 |
Niobium (Nb), % | 0.4 to 1.2 | |
0 |
Nitrogen (N), % | 0.060 to 0.14 | |
0 |
Phosphorus (P), % | 0 to 0.035 | |
0 to 0.0020 |
Silicon (Si), % | 0.3 to 0.6 | |
0 |
Sulfur (S), % | 0 to 0.015 | |
0 |
Tungsten (W), % | 2.5 to 3.5 | |
0 |
Zinc (Zn), % | 0 | |
0 to 0.0020 |