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EN 1.4405 Stainless Steel vs. C19025 Copper

EN 1.4405 stainless steel belongs to the iron alloys classification, while C19025 copper belongs to the copper alloys. There are 25 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 1.4405 stainless steel and the bottom bar is C19025 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
120
Elongation at Break, % 17
8.0 to 17
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
43
Tensile Strength: Ultimate (UTS), MPa 860
480 to 620

Thermal Properties

Latent Heat of Fusion, J/g 280
210
Maximum Temperature: Mechanical, °C 870
200
Melting Completion (Liquidus), °C 1450
1080
Melting Onset (Solidus), °C 1400
1020
Specific Heat Capacity, J/kg-K 480
380
Thermal Conductivity, W/m-K 17
160
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
40
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
40

Otherwise Unclassified Properties

Base Metal Price, % relative 13
31
Density, g/cm3 7.8
8.9
Embodied Carbon, kg CO2/kg material 2.8
2.8
Embodied Energy, MJ/kg 39
44
Embodied Water, L/kg 130
320

Common Calculations

Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 31
15 to 19
Strength to Weight: Bending, points 26
15 to 18
Thermal Diffusivity, mm2/s 4.6
47
Thermal Shock Resistance, points 29
17 to 22

Alloy Composition

Carbon (C), % 0 to 0.060
0
Chromium (Cr), % 15 to 17
0
Copper (Cu), % 0
97.1 to 98.5
Iron (Fe), % 73.6 to 80.3
0
Manganese (Mn), % 0 to 1.0
0
Molybdenum (Mo), % 0.7 to 1.5
0
Nickel (Ni), % 4.0 to 6.0
0.8 to 1.2
Phosphorus (P), % 0 to 0.035
0.030 to 0.070
Silicon (Si), % 0 to 0.8
0
Sulfur (S), % 0 to 0.025
0
Tin (Sn), % 0
0.7 to 1.1
Zinc (Zn), % 0
0 to 0.2
Residuals, % 0
0 to 0.3