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EN 1.4971 Stainless Steel vs. C14520 Copper

EN 1.4971 stainless steel belongs to the iron alloys classification, while C14520 copper belongs to the copper alloys. There are 27 material properties with values for both materials. Properties with values for just one material (6, 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 C14520 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Elongation at Break, % 34
9.0 to 9.6
Poisson's Ratio 0.29
0.34
Shear Modulus, GPa 81
43
Shear Strength, MPa 530
170 to 190
Tensile Strength: Ultimate (UTS), MPa 800
290 to 330
Tensile Strength: Yield (Proof), MPa 340
230 to 250

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1410
1050
Specific Heat Capacity, J/kg-K 450
390
Thermal Conductivity, W/m-K 13
320
Thermal Expansion, µm/m-K 15
17

Otherwise Unclassified Properties

Base Metal Price, % relative 70
33
Density, g/cm3 8.4
8.9
Embodied Carbon, kg CO2/kg material 7.6
2.6
Embodied Energy, MJ/kg 110
42
Embodied Water, L/kg 300
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
24 to 29
Resilience: Unit (Modulus of Resilience), kJ/m3 280
240 to 280
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 24
18
Strength to Weight: Axial, points 26
9.0 to 10
Strength to Weight: Bending, points 23
11 to 12
Thermal Diffusivity, mm2/s 3.4
94
Thermal Shock Resistance, points 19
10 to 12

Alloy Composition

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
99.2 to 99.596
Iron (Fe), % 24.3 to 37.1
0
Manganese (Mn), % 0 to 2.0
0
Molybdenum (Mo), % 2.5 to 3.5
0
Nickel (Ni), % 19 to 21
0
Niobium (Nb), % 0.75 to 1.3
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0.0040 to 0.020
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Tellurium (Te), % 0
0.4 to 0.7
Tungsten (W), % 2.0 to 3.0
0