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EN 1.4558 Stainless Steel vs. SAE-AISI 1017 Steel

Both EN 1.4558 stainless steel and SAE-AISI 1017 steel are iron alloys. They have 44% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4558 stainless steel and the bottom bar is SAE-AISI 1017 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 39
20 to 30
Fatigue Strength, MPa 170
170 to 270
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 350
280 to 290
Tensile Strength: Ultimate (UTS), MPa 510
420 to 460
Tensile Strength: Yield (Proof), MPa 200
220 to 390

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1400
1470
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 12
53
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 31
1.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 5.5
1.4
Embodied Energy, MJ/kg 77
18
Embodied Water, L/kg 200
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 160
88 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 100
130 to 400
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 18
15 to 16
Strength to Weight: Bending, points 18
16 to 17
Thermal Diffusivity, mm2/s 3.1
14
Thermal Shock Resistance, points 12
13 to 14

Alloy Composition

Aluminum (Al), % 0.15 to 0.45
0
Carbon (C), % 0 to 0.030
0.15 to 0.2
Chromium (Cr), % 20 to 23
0
Iron (Fe), % 39.2 to 47.9
99.11 to 99.55
Manganese (Mn), % 0 to 1.0
0.3 to 0.6
Nickel (Ni), % 32 to 35
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Silicon (Si), % 0 to 0.7
0
Sulfur (S), % 0 to 0.015
0 to 0.050
Titanium (Ti), % 0 to 0.6
0