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EN 1.7117 Steel vs. AISI 414 Stainless Steel

Both EN 1.7117 steel and AISI 414 stainless steel are iron alloys. They have 87% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.7117 steel and the bottom bar is AISI 414 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 660 to 1930
900 to 960

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Maximum Temperature: Mechanical, °C 420
750
Melting Completion (Liquidus), °C 1440
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 43
25
Thermal Expansion, µm/m-K 13
10

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.5
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.7
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
8.0
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 1.5
2.1
Embodied Energy, MJ/kg 21
29
Embodied Water, L/kg 51
100

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 24 to 69
32 to 34
Strength to Weight: Bending, points 22 to 44
27 to 28
Thermal Diffusivity, mm2/s 12
6.7
Thermal Shock Resistance, points 20 to 58
33 to 35

Alloy Composition

Carbon (C), % 0.49 to 0.56
0 to 0.15
Chromium (Cr), % 0.7 to 1.0
11.5 to 13.5
Iron (Fe), % 95.2 to 96.4
81.8 to 87.3
Manganese (Mn), % 0.7 to 1.0
0 to 1.0
Nickel (Ni), % 0.5 to 0.7
1.3 to 2.5
Phosphorus (P), % 0 to 0.025
0 to 0.040
Silicon (Si), % 1.2 to 1.5
0 to 1.0
Sulfur (S), % 0 to 0.025
0 to 0.030

Comparable Variants