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EN 1.5414 Steel vs. S21800 Stainless Steel

Both EN 1.5414 steel and S21800 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.5414 steel and the bottom bar is S21800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170 to 180
210
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 22
40
Fatigue Strength, MPa 250 to 270
330
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
75
Shear Strength, MPa 350 to 370
510
Tensile Strength: Ultimate (UTS), MPa 550 to 580
740
Tensile Strength: Yield (Proof), MPa 350 to 380
390

Thermal Properties

Latent Heat of Fusion, J/g 250
340
Maximum Temperature: Mechanical, °C 410
900
Melting Completion (Liquidus), °C 1470
1360
Melting Onset (Solidus), °C 1420
1310
Specific Heat Capacity, J/kg-K 470
500
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 2.6
15
Density, g/cm3 7.9
7.5
Embodied Carbon, kg CO2/kg material 1.6
3.1
Embodied Energy, MJ/kg 21
45
Embodied Water, L/kg 50
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
250
Resilience: Unit (Modulus of Resilience), kJ/m3 320 to 370
390
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 19 to 20
27
Strength to Weight: Bending, points 19 to 20
24
Thermal Shock Resistance, points 16 to 17
17

Alloy Composition

Carbon (C), % 0 to 0.2
0 to 0.1
Chromium (Cr), % 0 to 0.3
16 to 18
Copper (Cu), % 0 to 0.3
0
Iron (Fe), % 96.4 to 98.7
59.1 to 65.4
Manganese (Mn), % 0.9 to 1.5
7.0 to 9.0
Molybdenum (Mo), % 0.45 to 0.6
0
Nickel (Ni), % 0 to 0.3
8.0 to 9.0
Nitrogen (N), % 0 to 0.012
0.080 to 0.18
Phosphorus (P), % 0 to 0.015
0 to 0.060
Silicon (Si), % 0 to 0.4
3.5 to 4.5
Sulfur (S), % 0 to 0.0050
0 to 0.030