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EN 1.4903 Stainless Steel vs. C14180 Copper

EN 1.4903 stainless steel belongs to the iron alloys classification, while C14180 copper belongs to the copper alloys. There are 26 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 1.4903 stainless steel and the bottom bar is C14180 copper.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
120
Elongation at Break, % 20 to 21
15
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
43
Tensile Strength: Ultimate (UTS), MPa 670 to 680
210
Tensile Strength: Yield (Proof), MPa 500
130

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Maximum Temperature: Mechanical, °C 650
200
Melting Completion (Liquidus), °C 1460
1080
Melting Onset (Solidus), °C 1420
1080
Specific Heat Capacity, J/kg-K 470
390
Thermal Conductivity, W/m-K 26
370
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
31
Density, g/cm3 7.8
9.0
Embodied Carbon, kg CO2/kg material 2.6
2.6
Embodied Energy, MJ/kg 36
41
Embodied Water, L/kg 88
310

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 130
28
Resilience: Unit (Modulus of Resilience), kJ/m3 650
69
Stiffness to Weight: Axial, points 14
7.2
Stiffness to Weight: Bending, points 25
18
Strength to Weight: Axial, points 24
6.5
Strength to Weight: Bending, points 22
8.8
Thermal Diffusivity, mm2/s 7.0
110
Thermal Shock Resistance, points 23
7.4

Alloy Composition

Aluminum (Al), % 0 to 0.040
0 to 0.010
Carbon (C), % 0.080 to 0.12
0
Chromium (Cr), % 8.0 to 9.5
0
Copper (Cu), % 0 to 0.3
99.9 to 100
Iron (Fe), % 87.1 to 90.5
0
Lead (Pb), % 0
0 to 0.020
Manganese (Mn), % 0.3 to 0.6
0
Molybdenum (Mo), % 0.85 to 1.1
0
Nickel (Ni), % 0 to 0.4
0
Niobium (Nb), % 0.060 to 0.1
0
Nitrogen (N), % 0.030 to 0.070
0
Phosphorus (P), % 0 to 0.025
0 to 0.075
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.015
0
Vanadium (V), % 0.18 to 0.25
0