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EN 1.4116 Stainless Steel vs. S20433 Stainless Steel

Both EN 1.4116 stainless steel and S20433 stainless steel are iron alloys. Both are furnished in the annealed condition. They have 84% of their average alloy composition in common.

For each property being compared, the top bar is EN 1.4116 stainless steel and the bottom bar is S20433 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
190
Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 14
46
Fatigue Strength, MPa 240
250
Poisson's Ratio 0.28
0.28
Rockwell B Hardness 88
82
Shear Modulus, GPa 76
76
Shear Strength, MPa 450
440
Tensile Strength: Ultimate (UTS), MPa 750
630
Tensile Strength: Yield (Proof), MPa 430
270

Thermal Properties

Latent Heat of Fusion, J/g 280
280
Maximum Temperature: Corrosion, °C 390
410
Maximum Temperature: Mechanical, °C 800
900
Melting Completion (Liquidus), °C 1440
1400
Melting Onset (Solidus), °C 1400
1360
Specific Heat Capacity, J/kg-K 480
480
Thermal Conductivity, W/m-K 30
15
Thermal Expansion, µm/m-K 11
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 3.1
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 8.0
13
Density, g/cm3 7.7
7.7
Embodied Carbon, kg CO2/kg material 2.5
2.7
Embodied Energy, MJ/kg 36
39
Embodied Water, L/kg 110
150

Common Calculations

PREN (Pitting Resistance) 18
20
Resilience: Ultimate (Unit Rupture Work), MJ/m3 87
230
Resilience: Unit (Modulus of Resilience), kJ/m3 470
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 27
23
Strength to Weight: Bending, points 24
21
Thermal Diffusivity, mm2/s 8.1
4.0
Thermal Shock Resistance, points 26
14

Alloy Composition

Carbon (C), % 0.45 to 0.55
0 to 0.080
Chromium (Cr), % 14 to 15
17 to 18
Copper (Cu), % 0
1.5 to 3.5
Iron (Fe), % 81.3 to 85
64.1 to 72.4
Manganese (Mn), % 0 to 1.0
5.5 to 7.5
Molybdenum (Mo), % 0.5 to 0.8
0
Nickel (Ni), % 0
3.5 to 5.5
Nitrogen (N), % 0 to 0.15
0.1 to 0.25
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030
Vanadium (V), % 0.1 to 0.2
0