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EN 1.4578 Stainless Steel vs. SAE-AISI 5160 Steel

Both EN 1.4578 stainless steel and SAE-AISI 5160 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 (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4578 stainless steel and the bottom bar is SAE-AISI 5160 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190
200 to 340
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 51
12 to 18
Fatigue Strength, MPa 200
180 to 650
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 400
390 to 700
Tensile Strength: Ultimate (UTS), MPa 550
660 to 1150
Tensile Strength: Yield (Proof), MPa 200
280 to 1010

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 930
420
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 14
43
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.3
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 2.6
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 19
2.1
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 3.7
1.4
Embodied Energy, MJ/kg 51
19
Embodied Water, L/kg 160
50

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220
73 to 160
Resilience: Unit (Modulus of Resilience), kJ/m3 100
200 to 2700
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 19
23 to 41
Strength to Weight: Bending, points 19
22 to 31
Thermal Diffusivity, mm2/s 3.9
12
Thermal Shock Resistance, points 12
19 to 34

Alloy Composition

Carbon (C), % 0 to 0.040
0.56 to 0.61
Chromium (Cr), % 16.5 to 17.5
0.7 to 0.9
Copper (Cu), % 3.0 to 3.5
0
Iron (Fe), % 62.3 to 68.5
97.1 to 97.8
Manganese (Mn), % 0 to 2.0
0.75 to 1.0
Molybdenum (Mo), % 2.0 to 2.5
0
Nickel (Ni), % 10 to 11
0
Nitrogen (N), % 0 to 0.1
0
Phosphorus (P), % 0 to 0.045
0 to 0.035
Silicon (Si), % 0 to 1.0
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040