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EN 1.4841 Stainless Steel vs. SAE-AISI 1055 Steel

Both EN 1.4841 stainless steel and SAE-AISI 1055 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 EN 1.4841 stainless steel and the bottom bar is SAE-AISI 1055 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
220
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 32
11 to 14
Fatigue Strength, MPa 200
260 to 390
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
72
Shear Strength, MPa 430
440 to 450
Tensile Strength: Ultimate (UTS), MPa 650
730 to 750
Tensile Strength: Yield (Proof), MPa 260
400 to 630

Thermal Properties

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

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.9
11
Electrical Conductivity: Equal Weight (Specific), % IACS 2.2
12

Otherwise Unclassified Properties

Base Metal Price, % relative 25
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.3
1.4
Embodied Energy, MJ/kg 62
18
Embodied Water, L/kg 190
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
80 to 85
Resilience: Unit (Modulus of Resilience), kJ/m3 170
440 to 1070
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 23
26
Strength to Weight: Bending, points 21
23
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 15
23 to 24

Alloy Composition

Carbon (C), % 0 to 0.2
0.5 to 0.6
Chromium (Cr), % 24 to 26
0
Iron (Fe), % 47.1 to 55.5
98.4 to 98.9
Manganese (Mn), % 0 to 2.0
0.6 to 0.9
Nickel (Ni), % 19 to 22
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 1.5 to 2.5
0
Sulfur (S), % 0 to 0.015
0 to 0.050