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EN 1.4417 Stainless Steel vs. EN 1.5502 Steel

Both EN 1.4417 stainless steel and EN 1.5502 steel are iron alloys. They have 63% of their average alloy composition in common. 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 1.4417 stainless steel and the bottom bar is EN 1.5502 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 25
12 to 20
Fatigue Strength, MPa 380
190 to 290
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Tensile Strength: Ultimate (UTS), MPa 730
400 to 1380
Tensile Strength: Yield (Proof), MPa 550
270 to 440

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 17
52
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 21
1.9
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.1
1.4
Embodied Energy, MJ/kg 57
19
Embodied Water, L/kg 180
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
41 to 210
Resilience: Unit (Modulus of Resilience), kJ/m3 730
200 to 520
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 26
14 to 49
Strength to Weight: Bending, points 23
15 to 35
Thermal Diffusivity, mm2/s 4.6
14
Thermal Shock Resistance, points 20
12 to 40

Alloy Composition

Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.030
0.15 to 0.2
Chromium (Cr), % 24 to 26
0 to 0.3
Copper (Cu), % 0 to 1.0
0 to 0.25
Iron (Fe), % 56.7 to 66.9
98 to 99.249
Manganese (Mn), % 0 to 1.5
0.6 to 0.9
Molybdenum (Mo), % 3.0 to 4.0
0
Nickel (Ni), % 6.0 to 8.5
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.3
Sulfur (S), % 0 to 0.020
0 to 0.025
Tungsten (W), % 0 to 1.0
0