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EN 1.3956 Stainless Steel vs. C19020 Copper

EN 1.3956 stainless steel belongs to the iron alloys classification, while C19020 copper belongs to the copper alloys. There are 21 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is EN 1.3956 stainless steel and the bottom bar is C19020 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 27
2.3 to 5.7
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 79
44
Tensile Strength: Ultimate (UTS), MPa 650
440 to 590

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Maximum Temperature: Mechanical, °C 1080
200
Melting Completion (Liquidus), °C 1420
1090
Melting Onset (Solidus), °C 1380
1030
Specific Heat Capacity, J/kg-K 480
390
Thermal Expansion, µm/m-K 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 4.8
2.8
Embodied Energy, MJ/kg 68
44
Embodied Water, L/kg 180
310

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 23
14 to 18
Strength to Weight: Bending, points 21
14 to 18
Thermal Shock Resistance, points 18
16 to 21

Alloy Composition

Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 20.5 to 23.5
0
Copper (Cu), % 0
95.7 to 99.19
Iron (Fe), % 51.9 to 62.1
0
Manganese (Mn), % 4.0 to 6.0
0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
0.5 to 3.0
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0.010 to 0.2
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0.3 to 0.9
Vanadium (V), % 0.1 to 0.3
0
Residuals, % 0
0 to 0.2