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C17300 Copper vs. EN 1.4905 Stainless Steel

C17300 copper belongs to the copper alloys classification, while EN 1.4905 stainless steel belongs to the iron alloys. There are 28 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 C17300 copper and the bottom bar is EN 1.4905 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
190
Elongation at Break, % 3.0 to 23
19
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 45
76
Shear Strength, MPa 320 to 790
460
Tensile Strength: Ultimate (UTS), MPa 500 to 1380
740
Tensile Strength: Yield (Proof), MPa 160 to 1200
510

Thermal Properties

Latent Heat of Fusion, J/g 230
270
Maximum Temperature: Mechanical, °C 270
660
Melting Completion (Liquidus), °C 980
1480
Melting Onset (Solidus), °C 870
1440
Specific Heat Capacity, J/kg-K 380
470
Thermal Conductivity, W/m-K 110
26
Thermal Expansion, µm/m-K 17
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
3.7
Electrical Conductivity: Equal Weight (Specific), % IACS 23
4.2

Otherwise Unclassified Properties

Density, g/cm3 8.8
7.9
Embodied Carbon, kg CO2/kg material 9.4
2.8
Embodied Energy, MJ/kg 150
40
Embodied Water, L/kg 310
90

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 88
130
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5410
680
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16 to 44
26
Strength to Weight: Bending, points 16 to 31
23
Thermal Diffusivity, mm2/s 32
7.0
Thermal Shock Resistance, points 17 to 48
25

Alloy Composition

Aluminum (Al), % 0 to 0.2
0 to 0.040
Beryllium (Be), % 1.8 to 2.0
0
Boron (B), % 0
0.00050 to 0.0050
Carbon (C), % 0
0.090 to 0.13
Chromium (Cr), % 0
8.5 to 9.5
Copper (Cu), % 95.5 to 97.8
0
Iron (Fe), % 0 to 0.4
86.2 to 88.8
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0
0.9 to 1.1
Nickel (Ni), % 0.2 to 0.6
0.1 to 0.4
Niobium (Nb), % 0
0.060 to 0.1
Nitrogen (N), % 0
0.050 to 0.090
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0 to 0.2
0.1 to 0.5
Sulfur (S), % 0
0 to 0.010
Tungsten (W), % 0
0.9 to 1.1
Vanadium (V), % 0
0.18 to 0.25
Residuals, % 0 to 0.5
0