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EN 1.4912 Stainless Steel vs. C55181 Copper

EN 1.4912 stainless steel belongs to the iron alloys classification, while C55181 copper belongs to the copper alloys. There are 20 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is EN 1.4912 stainless steel and the bottom bar is C55181 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
110
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 77
40
Tensile Strength: Ultimate (UTS), MPa 610
200

Thermal Properties

Latent Heat of Fusion, J/g 290
190
Maximum Temperature: Mechanical, °C 940
200
Melting Completion (Liquidus), °C 1430
790
Melting Onset (Solidus), °C 1390
710
Specific Heat Capacity, J/kg-K 480
410
Thermal Expansion, µm/m-K 16
16

Otherwise Unclassified Properties

Base Metal Price, % relative 20
28
Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 3.8
2.4
Embodied Energy, MJ/kg 55
38
Embodied Water, L/kg 140
290

Common Calculations

Stiffness to Weight: Axial, points 14
7.0
Stiffness to Weight: Bending, points 25
19
Strength to Weight: Axial, points 22
6.5
Strength to Weight: Bending, points 20
8.9
Thermal Shock Resistance, points 14
8.2

Alloy Composition

Carbon (C), % 0.040 to 0.1
0
Chromium (Cr), % 17 to 19
0
Copper (Cu), % 0
92.4 to 93
Iron (Fe), % 64.6 to 73.6
0
Manganese (Mn), % 0 to 2.0
0
Nickel (Ni), % 9.0 to 12
0
Niobium (Nb), % 0.4 to 1.2
0
Phosphorus (P), % 0 to 0.045
7.0 to 7.5
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0
Residuals, % 0
0 to 0.15