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EN 1.4971 Stainless Steel vs. C17200 Copper

EN 1.4971 stainless steel belongs to the iron alloys classification, while C17200 copper belongs to the copper alloys. There are 26 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 EN 1.4971 stainless steel and the bottom bar is C17200 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Elongation at Break, % 34
1.1 to 37
Poisson's Ratio 0.29
0.33
Shear Modulus, GPa 81
45
Shear Strength, MPa 530
330 to 780
Tensile Strength: Ultimate (UTS), MPa 800
480 to 1380
Tensile Strength: Yield (Proof), MPa 340
160 to 1250

Thermal Properties

Latent Heat of Fusion, J/g 300
230
Maximum Temperature: Mechanical, °C 1100
280
Melting Completion (Liquidus), °C 1460
980
Melting Onset (Solidus), °C 1410
870
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 13
110
Thermal Expansion, µm/m-K 15
18

Otherwise Unclassified Properties

Density, g/cm3 8.4
8.8
Embodied Carbon, kg CO2/kg material 7.6
9.4
Embodied Energy, MJ/kg 110
150
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
4.2 to 500
Resilience: Unit (Modulus of Resilience), kJ/m3 280
110 to 5720
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 26
15 to 44
Strength to Weight: Bending, points 23
16 to 31
Thermal Diffusivity, mm2/s 3.4
31
Thermal Shock Resistance, points 19
16 to 46

Alloy Composition

Aluminum (Al), % 0
0 to 0.2
Beryllium (Be), % 0
1.8 to 2.0
Carbon (C), % 0.080 to 0.16
0
Chromium (Cr), % 20 to 22.5
0
Cobalt (Co), % 18.5 to 21
0
Copper (Cu), % 0
96.1 to 98
Iron (Fe), % 24.3 to 37.1
0 to 0.4
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 19 to 21
0.2 to 0.6
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.015
0
Tungsten (W), % 2.0 to 3.0
0
Residuals, % 0
0 to 0.5