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EN 1.4971 Stainless Steel vs. C96800 Copper

EN 1.4971 stainless steel belongs to the iron alloys classification, while C96800 copper belongs to the copper alloys. There are 26 material properties with values for both materials. Properties with values for just one material (7, 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 C96800 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Elongation at Break, % 34
3.4
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 81
46
Tensile Strength: Ultimate (UTS), MPa 800
1010
Tensile Strength: Yield (Proof), MPa 340
860

Thermal Properties

Latent Heat of Fusion, J/g 300
220
Maximum Temperature: Mechanical, °C 1100
220
Melting Completion (Liquidus), °C 1460
1120
Melting Onset (Solidus), °C 1410
1060
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 13
52
Thermal Expansion, µm/m-K 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 70
34
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 7.6
3.4
Embodied Energy, MJ/kg 110
52
Embodied Water, L/kg 300
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
33
Resilience: Unit (Modulus of Resilience), kJ/m3 280
3000
Stiffness to Weight: Axial, points 14
7.6
Stiffness to Weight: Bending, points 24
19
Strength to Weight: Axial, points 26
32
Strength to Weight: Bending, points 23
25
Thermal Diffusivity, mm2/s 3.4
15
Thermal Shock Resistance, points 19
35

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Antimony (Sb), % 0
0 to 0.020
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
87.1 to 90.5
Iron (Fe), % 24.3 to 37.1
0 to 0.5
Lead (Pb), % 0
0 to 0.0050
Manganese (Mn), % 0 to 2.0
0.050 to 0.3
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 19 to 21
9.5 to 10.5
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.0050
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0 to 0.0025
Tungsten (W), % 2.0 to 3.0
0
Zinc (Zn), % 0
0 to 1.0
Residuals, % 0
0 to 0.5