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SAE-AISI 5155 Steel vs. EN 1.4828 Stainless Steel

Both SAE-AISI 5155 steel and EN 1.4828 stainless steel are iron alloys. They have 67% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI 5155 steel and the bottom bar is EN 1.4828 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
190
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 21
33
Fatigue Strength, MPa 260
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 390
430
Tensile Strength: Ultimate (UTS), MPa 620
650
Tensile Strength: Yield (Proof), MPa 380
260

Thermal Properties

Latent Heat of Fusion, J/g 250
320
Maximum Temperature: Mechanical, °C 420
1000
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1410
1360
Specific Heat Capacity, J/kg-K 470
490
Thermal Conductivity, W/m-K 49
15
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
17
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
3.4
Embodied Energy, MJ/kg 19
48
Embodied Water, L/kg 49
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
170
Resilience: Unit (Modulus of Resilience), kJ/m3 380
170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
23
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 13
4.0
Thermal Shock Resistance, points 20
14

Alloy Composition

Carbon (C), % 0.51 to 0.59
0 to 0.2
Chromium (Cr), % 0.7 to 0.9
19 to 21
Iron (Fe), % 97.2 to 97.9
61.1 to 68.5
Manganese (Mn), % 0.7 to 0.9
0 to 2.0
Nickel (Ni), % 0
11 to 13
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0.15 to 0.35
1.5 to 2.5
Sulfur (S), % 0 to 0.040
0 to 0.015