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C82700 Copper vs. S30415 Stainless Steel

C82700 copper belongs to the copper alloys classification, while S30415 stainless steel belongs to the iron alloys. There are 27 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 C82700 copper and the bottom bar is S30415 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 1.8
45
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 46
77
Tensile Strength: Ultimate (UTS), MPa 1200
670
Tensile Strength: Yield (Proof), MPa 1020
330

Thermal Properties

Latent Heat of Fusion, J/g 240
300
Maximum Temperature: Mechanical, °C 300
940
Melting Completion (Liquidus), °C 950
1410
Melting Onset (Solidus), °C 860
1370
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 130
21
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 20
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 21
2.4

Otherwise Unclassified Properties

Density, g/cm3 8.7
7.7
Embodied Carbon, kg CO2/kg material 12
3.1
Embodied Energy, MJ/kg 180
43
Embodied Water, L/kg 310
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 21
250
Resilience: Unit (Modulus of Resilience), kJ/m3 4260
280
Stiffness to Weight: Axial, points 7.8
14
Stiffness to Weight: Bending, points 19
25
Strength to Weight: Axial, points 38
24
Strength to Weight: Bending, points 29
22
Thermal Diffusivity, mm2/s 39
5.6
Thermal Shock Resistance, points 41
15

Alloy Composition

Aluminum (Al), % 0 to 0.15
0
Beryllium (Be), % 2.4 to 2.6
0
Carbon (C), % 0
0.040 to 0.060
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 0 to 0.090
18 to 19
Copper (Cu), % 94.6 to 96.7
0
Iron (Fe), % 0 to 0.25
67.8 to 71.8
Lead (Pb), % 0 to 0.020
0
Manganese (Mn), % 0
0 to 0.8
Nickel (Ni), % 1.0 to 1.5
9.0 to 10
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.15
1.0 to 2.0
Sulfur (S), % 0
0 to 0.030
Tin (Sn), % 0 to 0.1
0
Zinc (Zn), % 0 to 0.1
0
Residuals, % 0 to 0.5
0