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C17300 Copper vs. EN 1.4958 Stainless Steel

C17300 copper belongs to the copper alloys classification, while EN 1.4958 stainless steel belongs to the iron alloys. There are 28 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is C17300 copper and the bottom bar is EN 1.4958 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 120
200
Elongation at Break, % 3.0 to 23
40
Poisson's Ratio 0.33
0.28
Shear Modulus, GPa 45
77
Shear Strength, MPa 320 to 790
430
Tensile Strength: Ultimate (UTS), MPa 500 to 1380
630
Tensile Strength: Yield (Proof), MPa 160 to 1200
190

Thermal Properties

Latent Heat of Fusion, J/g 230
300
Maximum Temperature: Mechanical, °C 270
1090
Melting Completion (Liquidus), °C 980
1400
Melting Onset (Solidus), °C 870
1350
Specific Heat Capacity, J/kg-K 380
480
Thermal Conductivity, W/m-K 110
12
Thermal Expansion, µm/m-K 17
15

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 22
1.7
Electrical Conductivity: Equal Weight (Specific), % IACS 23
2.0

Otherwise Unclassified Properties

Density, g/cm3 8.8
8.0
Embodied Carbon, kg CO2/kg material 9.4
5.3
Embodied Energy, MJ/kg 150
75
Embodied Water, L/kg 310
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 40 to 88
190
Resilience: Unit (Modulus of Resilience), kJ/m3 110 to 5410
95
Stiffness to Weight: Axial, points 7.6
14
Stiffness to Weight: Bending, points 19
24
Strength to Weight: Axial, points 16 to 44
22
Strength to Weight: Bending, points 16 to 31
20
Thermal Diffusivity, mm2/s 32
3.2
Thermal Shock Resistance, points 17 to 48
15

Alloy Composition

Aluminum (Al), % 0 to 0.2
0.2 to 0.5
Beryllium (Be), % 1.8 to 2.0
0
Carbon (C), % 0
0.030 to 0.080
Chromium (Cr), % 0
19 to 22
Cobalt (Co), % 0
0 to 0.5
Copper (Cu), % 95.5 to 97.8
0 to 0.5
Iron (Fe), % 0 to 0.4
41.1 to 50.6
Lead (Pb), % 0.2 to 0.6
0
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 0.2 to 0.6
30 to 32.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0
0 to 0.015
Silicon (Si), % 0 to 0.2
0 to 0.7
Sulfur (S), % 0
0 to 0.010
Titanium (Ti), % 0
0.2 to 0.5
Residuals, % 0 to 0.5
0