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SAE-AISI 1548 Steel vs. EN 1.4841 Stainless Steel

Both SAE-AISI 1548 steel and EN 1.4841 stainless steel are iron alloys. They have 52% 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 SAE-AISI 1548 steel and the bottom bar is EN 1.4841 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 220 to 250
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 11 to 16
32
Fatigue Strength, MPa 270 to 430
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
78
Shear Strength, MPa 440 to 500
430
Tensile Strength: Ultimate (UTS), MPa 730 to 830
650
Tensile Strength: Yield (Proof), MPa 420 to 690
260

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 400
1150
Melting Completion (Liquidus), °C 1460
1380
Melting Onset (Solidus), °C 1420
1340
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
2.2

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
25
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.4
4.3
Embodied Energy, MJ/kg 19
62
Embodied Water, L/kg 47
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 79 to 99
170
Resilience: Unit (Modulus of Resilience), kJ/m3 470 to 1280
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 26 to 30
23
Strength to Weight: Bending, points 23 to 25
21
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 23 to 27
15

Alloy Composition

Carbon (C), % 0.44 to 0.52
0 to 0.2
Chromium (Cr), % 0
24 to 26
Iron (Fe), % 98 to 98.5
47.1 to 55.5
Manganese (Mn), % 1.1 to 1.4
0 to 2.0
Nickel (Ni), % 0
19 to 22
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0
1.5 to 2.5
Sulfur (S), % 0 to 0.050
0 to 0.015