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EN 1.4020 Stainless Steel vs. EN 1.8516 Steel

Both EN 1.4020 stainless steel and EN 1.8516 steel are iron alloys. They have 71% of their average alloy composition in common. There are 28 material properties with values for both materials. Properties with values for just one material (6, 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 EN 1.8516 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 190 to 340
330
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 13 to 34
11
Fatigue Strength, MPa 340 to 540
570
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
74
Shear Strength, MPa 510 to 680
660
Tensile Strength: Ultimate (UTS), MPa 770 to 1130
1100
Tensile Strength: Yield (Proof), MPa 430 to 950
910

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Maximum Temperature: Mechanical, °C 890
470
Melting Completion (Liquidus), °C 1390
1460
Melting Onset (Solidus), °C 1350
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 17
13

Otherwise Unclassified Properties

Base Metal Price, % relative 11
3.7
Density, g/cm3 7.6
7.8
Embodied Carbon, kg CO2/kg material 2.5
1.7
Embodied Energy, MJ/kg 37
22
Embodied Water, L/kg 150
61

Common Calculations

PREN (Pitting Resistance) 23
5.2
Resilience: Ultimate (Unit Rupture Work), MJ/m3 140 to 220
120
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 2290
2190
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 28 to 41
39
Strength to Weight: Bending, points 25 to 32
30
Thermal Shock Resistance, points 16 to 23
32

Alloy Composition

Carbon (C), % 0 to 0.15
0.2 to 0.27
Chromium (Cr), % 16.5 to 19
3.0 to 3.5
Iron (Fe), % 62.8 to 71.8
94.6 to 96.1
Manganese (Mn), % 11 to 14
0.4 to 0.7
Molybdenum (Mo), % 0
0.5 to 0.7
Nickel (Ni), % 0.5 to 2.5
0
Nitrogen (N), % 0.2 to 0.45
0
Phosphorus (P), % 0 to 0.045
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035