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EN 1.4901 Stainless Steel vs. C19400 Copper

EN 1.4901 stainless steel belongs to the iron alloys classification, while C19400 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 EN 1.4901 stainless steel and the bottom bar is C19400 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 19
2.3 to 37
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
44
Shear Strength, MPa 460
210 to 300
Tensile Strength: Ultimate (UTS), MPa 740
310 to 630
Tensile Strength: Yield (Proof), MPa 490
98 to 520

Thermal Properties

Latent Heat of Fusion, J/g 260
210
Maximum Temperature: Mechanical, °C 650
200
Melting Completion (Liquidus), °C 1490
1090
Melting Onset (Solidus), °C 1450
1080
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 26
260
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 8.2
58 to 68
Electrical Conductivity: Equal Weight (Specific), % IACS 9.3
58 to 69

Otherwise Unclassified Properties

Base Metal Price, % relative 11
30
Density, g/cm3 7.9
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.6
Embodied Energy, MJ/kg 40
40
Embodied Water, L/kg 89
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
5.5 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 620
41 to 1140
Stiffness to Weight: Axial, points 14
7.3
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 26
9.7 to 20
Strength to Weight: Bending, points 23
11 to 18
Thermal Diffusivity, mm2/s 6.9
75
Thermal Shock Resistance, points 23
11 to 22

Alloy Composition

Aluminum (Al), % 0 to 0.020
0
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.070 to 0.13
0
Chromium (Cr), % 8.5 to 9.5
0
Copper (Cu), % 0
96.8 to 97.8
Iron (Fe), % 85.8 to 89.1
2.1 to 2.6
Lead (Pb), % 0
0 to 0.030
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.3 to 0.6
0
Nickel (Ni), % 0 to 0.4
0
Niobium (Nb), % 0.040 to 0.090
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.020
0.015 to 0.15
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.010
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 1.5 to 2.0
0
Vanadium (V), % 0.15 to 0.25
0
Zinc (Zn), % 0
0.050 to 0.2
Zirconium (Zr), % 0 to 0.010
0
Residuals, % 0
0 to 0.2