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EN 1.4416 Stainless Steel vs. S44625 Stainless Steel

Both EN 1.4416 stainless steel and S44625 stainless steel are iron alloys. They have 71% 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 1.4416 stainless steel and the bottom bar is S44625 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
22
Fatigue Strength, MPa 170
240
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 500
590
Tensile Strength: Yield (Proof), MPa 210
360

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Maximum Temperature: Corrosion, °C 420
450
Maximum Temperature: Mechanical, °C 1100
1100
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1400
1400
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 12
17
Thermal Expansion, µm/m-K 15
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.7
2.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.9
2.6

Otherwise Unclassified Properties

Base Metal Price, % relative 31
14
Density, g/cm3 8.1
7.7
Embodied Carbon, kg CO2/kg material 5.8
2.8
Embodied Energy, MJ/kg 79
39
Embodied Water, L/kg 190
160

Common Calculations

PREN (Pitting Resistance) 39
30
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110
Resilience: Unit (Modulus of Resilience), kJ/m3 110
310
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 17
21
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 3.2
4.6
Thermal Shock Resistance, points 12
19

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.010
Chromium (Cr), % 19 to 21
25 to 27.5
Copper (Cu), % 0
0 to 0.2
Iron (Fe), % 45.2 to 52.4
69.4 to 74.3
Manganese (Mn), % 0 to 1.0
0 to 0.4
Molybdenum (Mo), % 4.5 to 5.5
0.75 to 1.5
Nickel (Ni), % 24 to 26
0 to 0.5
Nitrogen (N), % 0.12 to 0.2
0 to 0.015
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.020