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S44635 Stainless Steel vs. EN 1.4020 Stainless Steel

Both S44635 stainless steel and EN 1.4020 stainless steel are iron alloys. They have 85% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is S44635 stainless steel and the bottom bar is EN 1.4020 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 240
190 to 340
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
13 to 34
Fatigue Strength, MPa 390
340 to 540
Poisson's Ratio 0.27
0.28
Shear Modulus, GPa 81
77
Shear Strength, MPa 450
510 to 680
Tensile Strength: Ultimate (UTS), MPa 710
770 to 1130
Tensile Strength: Yield (Proof), MPa 580
430 to 950

Thermal Properties

Latent Heat of Fusion, J/g 300
280
Maximum Temperature: Corrosion, °C 610
410
Maximum Temperature: Mechanical, °C 1100
890
Melting Completion (Liquidus), °C 1460
1390
Melting Onset (Solidus), °C 1420
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 11
17

Otherwise Unclassified Properties

Base Metal Price, % relative 22
11
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 4.4
2.5
Embodied Energy, MJ/kg 62
37
Embodied Water, L/kg 170
150

Common Calculations

PREN (Pitting Resistance) 39
23
Resilience: Ultimate (Unit Rupture Work), MJ/m3 150
140 to 220
Resilience: Unit (Modulus of Resilience), kJ/m3 810
460 to 2290
Stiffness to Weight: Axial, points 15
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 25
28 to 41
Strength to Weight: Bending, points 23
25 to 32
Thermal Shock Resistance, points 23
16 to 23

Alloy Composition

Carbon (C), % 0 to 0.025
0 to 0.15
Chromium (Cr), % 24.5 to 26
16.5 to 19
Iron (Fe), % 61.5 to 68.5
62.8 to 71.8
Manganese (Mn), % 0 to 1.0
11 to 14
Molybdenum (Mo), % 3.5 to 4.5
0
Nickel (Ni), % 3.5 to 4.5
0.5 to 2.5
Niobium (Nb), % 0.2 to 0.8
0
Nitrogen (N), % 0 to 0.035
0.2 to 0.45
Phosphorus (P), % 0 to 0.040
0 to 0.045
Silicon (Si), % 0 to 0.75
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0.2 to 0.8
0