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EN 1.4541 Stainless Steel vs. SAE-AISI 1023 Steel

Both EN 1.4541 stainless steel and SAE-AISI 1023 steel are iron alloys. They have 70% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4541 stainless steel and the bottom bar is SAE-AISI 1023 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 270
130 to 140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 14 to 40
17 to 29
Fatigue Strength, MPa 190 to 330
180 to 270
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 410 to 550
280 to 300
Tensile Strength: Ultimate (UTS), MPa 600 to 900
430 to 480
Tensile Strength: Yield (Proof), MPa 220 to 570
240 to 410

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 940
400
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
53
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 2.7
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 16
1.8
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.2
1.4
Embodied Energy, MJ/kg 46
18
Embodied Water, L/kg 140
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110 to 190
77 to 100
Resilience: Unit (Modulus of Resilience), kJ/m3 120 to 830
150 to 450
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 21 to 32
15 to 17
Strength to Weight: Bending, points 20 to 27
16 to 17
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 14 to 20
14 to 15

Alloy Composition

Carbon (C), % 0 to 0.080
0.2 to 0.25
Chromium (Cr), % 17 to 19
0
Iron (Fe), % 65.2 to 74
99.06 to 99.5
Manganese (Mn), % 0 to 2.0
0.3 to 0.6
Nickel (Ni), % 9.0 to 12
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0 to 0.050
Titanium (Ti), % 0 to 0.7
0