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EN 1.4020 Stainless Steel vs. S44735 Stainless Steel

Both EN 1.4020 stainless steel and S44735 stainless steel are iron alloys. They have 84% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.4020 stainless steel and the bottom bar is S44735 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 340
220
Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 13 to 34
21
Fatigue Strength, MPa 340 to 540
300
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
82
Shear Strength, MPa 510 to 680
390
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
630
Tensile Strength: Yield (Proof), MPa 430 to 950
460

Thermal Properties

Latent Heat of Fusion, J/g 280
310
Maximum Temperature: Corrosion, °C 410
650
Maximum Temperature: Mechanical, °C 890
1100
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 17
11

Otherwise Unclassified Properties

Base Metal Price, % relative 11
21
Density, g/cm3 7.6
7.7
Embodied Carbon, kg CO2/kg material 2.5
4.4
Embodied Energy, MJ/kg 37
61
Embodied Water, L/kg 150
180

Common Calculations

PREN (Pitting Resistance) 23
42
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
120
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
520
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 25
26
Strength to Weight: Axial, points 28 to 41
23
Strength to Weight: Bending, points 25 to 32
21
Thermal Shock Resistance, points 16 to 23
20

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.030
Chromium (Cr), % 16.5 to 19
28 to 30
Iron (Fe), % 62.8 to 71.8
60.7 to 68.4
Manganese (Mn), % 11 to 14
0 to 1.0
Molybdenum (Mo), % 0
3.6 to 4.2
Nickel (Ni), % 0.5 to 2.5
0 to 1.0
Niobium (Nb), % 0
0.2 to 1.0
Nitrogen (N), % 0.2 to 0.45
0 to 0.045
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
0 to 1.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Titanium (Ti), % 0
0.2 to 1.0