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EN 1.8945 Steel vs. S24000 Stainless Steel

Both EN 1.8945 steel and S24000 stainless steel are iron alloys. They have 67% 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 1.8945 steel and the bottom bar is S24000 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 170
210
Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 16
39
Fatigue Strength, MPa 260
370
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Shear Strength, MPa 350
530
Tensile Strength: Ultimate (UTS), MPa 580
770
Tensile Strength: Yield (Proof), MPa 390
430

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 420
910
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 13
17

Otherwise Unclassified Properties

Base Metal Price, % relative 2.5
12
Density, g/cm3 7.8
7.6
Embodied Carbon, kg CO2/kg material 1.5
2.7
Embodied Energy, MJ/kg 19
39
Embodied Water, L/kg 51
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
260
Resilience: Unit (Modulus of Resilience), kJ/m3 410
470
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 20
28
Strength to Weight: Bending, points 20
24
Thermal Shock Resistance, points 17
16

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.080
Chromium (Cr), % 0.25 to 1.4
17 to 19
Copper (Cu), % 0.2 to 0.6
0
Iron (Fe), % 95.1 to 99.5
61.5 to 69
Manganese (Mn), % 0 to 1.1
11.5 to 14.5
Nickel (Ni), % 0 to 0.7
2.3 to 3.7
Nitrogen (N), % 0 to 0.010
0.2 to 0.4
Phosphorus (P), % 0.050 to 0.16
0 to 0.060
Silicon (Si), % 0 to 0.8
0 to 0.75
Sulfur (S), % 0 to 0.040
0 to 0.030