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EN 1.4318 Stainless Steel vs. C15000 Copper

EN 1.4318 stainless steel belongs to the iron alloys classification, while C15000 copper belongs to the copper alloys. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4318 stainless steel and the bottom bar is C15000 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 44
13 to 54
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Shear Strength, MPa 520
150 to 280
Tensile Strength: Ultimate (UTS), MPa 740
200 to 460
Tensile Strength: Yield (Proof), MPa 380
45 to 460

Thermal Properties

Latent Heat of Fusion, J/g 290
210
Maximum Temperature: Mechanical, °C 910
200
Melting Completion (Liquidus), °C 1430
1080
Melting Onset (Solidus), °C 1380
980
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 15
370
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
93
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
93

Otherwise Unclassified Properties

Base Metal Price, % relative 13
31
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 2.8
2.7
Embodied Energy, MJ/kg 39
43
Embodied Water, L/kg 130
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 280
19 to 250
Resilience: Unit (Modulus of Resilience), kJ/m3 360
8.7 to 910
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 27
6.2 to 14
Strength to Weight: Bending, points 23
8.5 to 15
Thermal Diffusivity, mm2/s 4.0
110
Thermal Shock Resistance, points 17
7.3 to 17

Alloy Composition

Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 16.5 to 18.5
0
Copper (Cu), % 0
99.8 to 99.9
Iron (Fe), % 70.2 to 77.4
0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.045
0
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Zirconium (Zr), % 0
0.1 to 0.2