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EN 1.4443 Stainless Steel vs. EN 1.8516 Steel

Both EN 1.4443 stainless steel and EN 1.8516 steel are iron alloys. They have 70% of their average alloy composition in common. There are 32 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 EN 1.4443 stainless steel and the bottom bar is EN 1.8516 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
330
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
11
Fatigue Strength, MPa 170
570
Impact Strength: V-Notched Charpy, J 67
28
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
74
Tensile Strength: Ultimate (UTS), MPa 490
1100
Tensile Strength: Yield (Proof), MPa 210
910

Thermal Properties

Latent Heat of Fusion, J/g 300
260
Maximum Temperature: Mechanical, °C 1000
470
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
39
Thermal Expansion, µm/m-K 16
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.6
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.7

Otherwise Unclassified Properties

Base Metal Price, % relative 20
3.7
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.0
1.7
Embodied Energy, MJ/kg 54
22
Embodied Water, L/kg 160
61

Common Calculations

PREN (Pitting Resistance) 28
5.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
120
Resilience: Unit (Modulus of Resilience), kJ/m3 110
2190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
39
Strength to Weight: Bending, points 18
30
Thermal Diffusivity, mm2/s 3.9
10
Thermal Shock Resistance, points 11
32

Alloy Composition

Carbon (C), % 0 to 0.050
0.2 to 0.27
Chromium (Cr), % 18 to 20
3.0 to 3.5
Iron (Fe), % 60.4 to 69.5
94.6 to 96.1
Manganese (Mn), % 0 to 2.0
0.4 to 0.7
Molybdenum (Mo), % 2.5 to 3.0
0.5 to 0.7
Nickel (Ni), % 10 to 13
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.5
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035