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EN 1.4658 Stainless Steel vs. C12900 Copper

EN 1.4658 stainless steel belongs to the iron alloys classification, while C12900 copper belongs to the copper alloys. There are 27 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 1.4658 stainless steel and the bottom bar is C12900 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
120
Elongation at Break, % 28
2.8 to 50
Poisson's Ratio 0.27
0.34
Shear Modulus, GPa 81
43
Shear Strength, MPa 580
150 to 210
Tensile Strength: Ultimate (UTS), MPa 900
220 to 420
Tensile Strength: Yield (Proof), MPa 730
75 to 380

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1100
200
Melting Completion (Liquidus), °C 1450
1080
Melting Onset (Solidus), °C 1400
1030
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 16
380
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 25
32
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 4.5
2.6
Embodied Energy, MJ/kg 61
41
Embodied Water, L/kg 200
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
11 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 1280
24 to 640
Stiffness to Weight: Axial, points 15
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 32
6.8 to 13
Strength to Weight: Bending, points 26
9.1 to 14
Thermal Diffusivity, mm2/s 4.3
110
Thermal Shock Resistance, points 24
7.8 to 15

Alloy Composition

Antimony (Sb), % 0
0 to 0.0030
Arsenic (As), % 0
0 to 0.012
Bismuth (Bi), % 0
0 to 0.0030
Carbon (C), % 0 to 0.030
0
Chromium (Cr), % 26 to 29
0
Cobalt (Co), % 0.5 to 2.0
0
Copper (Cu), % 0 to 1.0
99.88 to 100
Iron (Fe), % 50.9 to 63.7
0
Lead (Pb), % 0
0 to 0.0040
Manganese (Mn), % 0 to 1.5
0
Molybdenum (Mo), % 4.0 to 5.0
0
Nickel (Ni), % 5.5 to 9.5
0 to 0.050
Nitrogen (N), % 0.3 to 0.5
0
Phosphorus (P), % 0 to 0.035
0
Silicon (Si), % 0 to 0.5
0
Silver (Ag), % 0
0 to 0.054
Sulfur (S), % 0 to 0.010
0
Tellurium (Te), % 0
0 to 0.025