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EN 1.4516 Stainless Steel vs. SAE-AISI 4419 Steel

Both EN 1.4516 stainless steel and SAE-AISI 4419 steel are iron alloys. Both are furnished in the annealed condition. They have 87% of their average alloy composition in common. There are 30 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 1.4516 stainless steel and the bottom bar is SAE-AISI 4419 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
23
Fatigue Strength, MPa 210
190
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 76
73
Shear Strength, MPa 350
310
Tensile Strength: Ultimate (UTS), MPa 550
490
Tensile Strength: Yield (Proof), MPa 320
270

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Maximum Temperature: Mechanical, °C 720
410
Melting Completion (Liquidus), °C 1450
1470
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 30
50
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
2.4
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 2.0
1.5
Embodied Energy, MJ/kg 28
20
Embodied Water, L/kg 97
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
97
Resilience: Unit (Modulus of Resilience), kJ/m3 260
190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 20
17
Strength to Weight: Bending, points 19
18
Thermal Diffusivity, mm2/s 8.1
13
Thermal Shock Resistance, points 20
14

Alloy Composition

Carbon (C), % 0 to 0.080
0.18 to 0.23
Chromium (Cr), % 10.5 to 12.5
0
Iron (Fe), % 83.3 to 89
98.1 to 98.8
Manganese (Mn), % 0 to 1.5
0.45 to 0.65
Molybdenum (Mo), % 0
0.45 to 0.6
Nickel (Ni), % 0.5 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 0.7
0.15 to 0.35
Sulfur (S), % 0 to 0.015
0 to 0.040
Titanium (Ti), % 0.050 to 0.35
0