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C70260 Copper vs. S30415 Stainless Steel

C70260 copper belongs to the copper alloys classification, while S30415 stainless steel belongs to the iron 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 C70260 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, % 9.5 to 19
45
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 44
77
Shear Strength, MPa 320 to 450
470
Tensile Strength: Ultimate (UTS), MPa 520 to 760
670
Tensile Strength: Yield (Proof), MPa 410 to 650
330

Thermal Properties

Latent Heat of Fusion, J/g 220
300
Maximum Temperature: Mechanical, °C 200
940
Melting Completion (Liquidus), °C 1060
1410
Melting Onset (Solidus), °C 1040
1370
Specific Heat Capacity, J/kg-K 390
480
Thermal Conductivity, W/m-K 160
21
Thermal Expansion, µm/m-K 17
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 40 to 50
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 40 to 51
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 31
15
Density, g/cm3 8.9
7.7
Embodied Carbon, kg CO2/kg material 2.7
3.1
Embodied Energy, MJ/kg 43
43
Embodied Water, L/kg 310
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 46 to 140
250
Resilience: Unit (Modulus of Resilience), kJ/m3 710 to 1810
280
Stiffness to Weight: Axial, points 7.3
14
Stiffness to Weight: Bending, points 18
25
Strength to Weight: Axial, points 16 to 24
24
Strength to Weight: Bending, points 16 to 21
22
Thermal Diffusivity, mm2/s 45
5.6
Thermal Shock Resistance, points 18 to 27
15

Alloy Composition

Carbon (C), % 0
0.040 to 0.060
Cerium (Ce), % 0
0.030 to 0.080
Chromium (Cr), % 0
18 to 19
Copper (Cu), % 95.8 to 98.8
0
Iron (Fe), % 0
67.8 to 71.8
Manganese (Mn), % 0
0 to 0.8
Nickel (Ni), % 1.0 to 3.0
9.0 to 10
Nitrogen (N), % 0
0.12 to 0.18
Phosphorus (P), % 0 to 0.010
0 to 0.045
Silicon (Si), % 0.2 to 0.7
1.0 to 2.0
Sulfur (S), % 0
0 to 0.030
Residuals, % 0 to 0.5
0