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EN 1.4655 Stainless Steel vs. C14181 Copper

EN 1.4655 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 (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.4655 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, % 23 to 25
15
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 78
43
Tensile Strength: Ultimate (UTS), MPa 720 to 730
210
Tensile Strength: Yield (Proof), MPa 450 to 480
130

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 1050
200
Melting Completion (Liquidus), °C 1420
1080
Melting Onset (Solidus), °C 1370
1080
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
380
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 15
31
Density, g/cm3 7.7
9.0
Embodied Carbon, kg CO2/kg material 2.9
2.6
Embodied Energy, MJ/kg 41
41
Embodied Water, L/kg 160
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 150 to 160
28
Resilience: Unit (Modulus of Resilience), kJ/m3 510 to 580
69
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 26
6.5
Strength to Weight: Bending, points 23
8.8
Thermal Diffusivity, mm2/s 4.0
110
Thermal Shock Resistance, points 20
7.4

Alloy Composition

Cadmium (Cd), % 0
0 to 0.0020
Carbon (C), % 0 to 0.030
0 to 0.0050
Chromium (Cr), % 22 to 24
0
Copper (Cu), % 1.0 to 3.0
99.9 to 100
Iron (Fe), % 63.6 to 73.4
0
Lead (Pb), % 0
0 to 0.0020
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 0.1 to 0.6
0
Nickel (Ni), % 3.5 to 5.5
0
Nitrogen (N), % 0.050 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.0020
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Zinc (Zn), % 0
0 to 0.0020