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S35315 Stainless Steel vs. C81500 Copper

S35315 stainless steel belongs to the iron alloys classification, while C81500 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 S35315 stainless steel and the bottom bar is C81500 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
110
Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 46
17
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 78
44
Tensile Strength: Ultimate (UTS), MPa 740
350
Tensile Strength: Yield (Proof), MPa 300
280

Thermal Properties

Latent Heat of Fusion, J/g 330
210
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1370
1090
Melting Onset (Solidus), °C 1330
1080
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 12
320
Thermal Expansion, µm/m-K 16
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
82
Electrical Conductivity: Equal Weight (Specific), % IACS 2.0
83

Otherwise Unclassified Properties

Base Metal Price, % relative 34
31
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 5.7
2.6
Embodied Energy, MJ/kg 81
41
Embodied Water, L/kg 220
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
56
Resilience: Unit (Modulus of Resilience), kJ/m3 230
330
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 26
11
Strength to Weight: Bending, points 23
12
Thermal Diffusivity, mm2/s 3.1
91
Thermal Shock Resistance, points 17
12

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0.040 to 0.080
0
Cerium (Ce), % 0.030 to 0.1
0
Chromium (Cr), % 24 to 26
0.4 to 1.5
Copper (Cu), % 0
97.4 to 99.6
Iron (Fe), % 33.6 to 40.6
0 to 0.1
Lead (Pb), % 0
0 to 0.020
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 to 0.15
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.1
Zinc (Zn), % 0
0 to 0.1
Residuals, % 0
0 to 0.5