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EN 1.4592 Stainless Steel vs. SAE-AISI 1141 Steel

Both EN 1.4592 stainless steel and SAE-AISI 1141 steel are iron alloys. They have 66% 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 1.4592 stainless steel and the bottom bar is SAE-AISI 1141 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
11 to 17
Fatigue Strength, MPa 340
270 to 430
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 82
72
Shear Strength, MPa 400
460 to 480
Tensile Strength: Ultimate (UTS), MPa 630
740 to 810
Tensile Strength: Yield (Proof), MPa 500
400 to 700

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
51
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.6
10
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
12

Otherwise Unclassified Properties

Base Metal Price, % relative 18
1.9
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.8
1.4
Embodied Energy, MJ/kg 52
19
Embodied Water, L/kg 180
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
86 to 110
Resilience: Unit (Modulus of Resilience), kJ/m3 610
430 to 1290
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 23
26 to 29
Strength to Weight: Bending, points 21
23 to 25
Thermal Diffusivity, mm2/s 4.6
14
Thermal Shock Resistance, points 20
24 to 26

Alloy Composition

Carbon (C), % 0 to 0.025
0.37 to 0.45
Chromium (Cr), % 28 to 30
0
Iron (Fe), % 62.6 to 68.4
97.7 to 98.2
Manganese (Mn), % 0 to 1.0
1.4 to 1.7
Molybdenum (Mo), % 3.5 to 4.5
0
Nitrogen (N), % 0 to 0.045
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.010
0.080 to 0.13
Titanium (Ti), % 0.15 to 0.8
0