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S35315 Stainless Steel vs. C15100 Copper

S35315 stainless steel belongs to the iron alloys classification, while C15100 copper belongs to the copper alloys. There are 30 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 S35315 stainless steel and the bottom bar is C15100 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 46
2.0 to 36
Poisson's Ratio 0.28
0.34
Rockwell B Hardness 82
30 to 64
Shear Modulus, GPa 78
43
Shear Strength, MPa 520
170 to 270
Tensile Strength: Ultimate (UTS), MPa 740
260 to 470
Tensile Strength: Yield (Proof), MPa 300
69 to 460

Thermal Properties

Latent Heat of Fusion, J/g 330
210
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1370
1100
Melting Onset (Solidus), °C 1330
1030
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 12
360
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
95
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
95

Otherwise Unclassified Properties

Base Metal Price, % relative 34
31
Density, g/cm3 7.9
9.0
Embodied Carbon, kg CO2/kg material 5.7
2.7
Embodied Energy, MJ/kg 81
43
Embodied Water, L/kg 220
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
9.3 to 71
Resilience: Unit (Modulus of Resilience), kJ/m3 230
21 to 890
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 26
8.1 to 15
Strength to Weight: Bending, points 23
10 to 15
Thermal Diffusivity, mm2/s 3.1
100
Thermal Shock Resistance, points 17
9.3 to 17

Alloy Composition

Carbon (C), % 0.040 to 0.080
0
Cerium (Ce), % 0.030 to 0.1
0
Chromium (Cr), % 24 to 26
0
Copper (Cu), % 0
99.8 to 99.95
Iron (Fe), % 33.6 to 40.6
0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 34 to 36
0
Nitrogen (N), % 0.12 to 0.18
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 1.2 to 2.0
0
Sulfur (S), % 0 to 0.030
0
Zirconium (Zr), % 0
0.050 to 0.15
Residuals, % 0
0 to 0.1