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EN 1.4003 Stainless Steel vs. C12900 Copper

EN 1.4003 stainless steel belongs to the iron alloys classification, while C12900 copper belongs to the copper alloys. There are 29 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 1.4003 stainless steel and the bottom bar is C12900 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 22
2.8 to 50
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
43
Shear Strength, MPa 340
150 to 210
Tensile Strength: Ultimate (UTS), MPa 540
220 to 420
Tensile Strength: Yield (Proof), MPa 320
75 to 380

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 720
200
Melting Completion (Liquidus), °C 1440
1080
Melting Onset (Solidus), °C 1400
1030
Specific Heat Capacity, J/kg-K 480
390
Thermal Conductivity, W/m-K 25
380
Thermal Expansion, µm/m-K 10
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
98
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
98

Otherwise Unclassified Properties

Base Metal Price, % relative 6.5
32
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 1.9
2.6
Embodied Energy, MJ/kg 27
41
Embodied Water, L/kg 97
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
11 to 88
Resilience: Unit (Modulus of Resilience), kJ/m3 260
24 to 640
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 19
6.8 to 13
Strength to Weight: Bending, points 19
9.1 to 14
Thermal Diffusivity, mm2/s 6.7
110
Thermal Shock Resistance, points 19
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), % 10.5 to 12.5
0
Copper (Cu), % 0
99.88 to 100
Iron (Fe), % 83.9 to 89.2
0
Lead (Pb), % 0
0 to 0.0040
Manganese (Mn), % 0 to 1.5
0
Nickel (Ni), % 0.3 to 1.0
0 to 0.050
Nitrogen (N), % 0 to 0.030
0
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0 to 1.0
0
Silver (Ag), % 0
0 to 0.054
Sulfur (S), % 0 to 0.015
0
Tellurium (Te), % 0
0 to 0.025