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EN 1.4374 Stainless Steel vs. EN 1.0590 Steel

Both EN 1.4374 stainless steel and EN 1.0590 steel are iron alloys. They have 67% of their average alloy composition in common. There are 32 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is EN 1.4374 stainless steel and the bottom bar is EN 1.0590 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 230
180
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 40
19
Fatigue Strength, MPa 340
290
Impact Strength: V-Notched Charpy, J 90
31
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 550
380
Tensile Strength: Ultimate (UTS), MPa 800
620
Tensile Strength: Yield (Proof), MPa 400
430

Thermal Properties

Latent Heat of Fusion, J/g 290
250
Maximum Temperature: Mechanical, °C 920
400
Melting Completion (Liquidus), °C 1400
1460
Melting Onset (Solidus), °C 1360
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 15
51
Thermal Expansion, µm/m-K 17
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.4
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 14
2.1
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.9
1.6
Embodied Energy, MJ/kg 42
22
Embodied Water, L/kg 150
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 270
110
Resilience: Unit (Modulus of Resilience), kJ/m3 400
480
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 29
22
Strength to Weight: Bending, points 25
21
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 17
20

Alloy Composition

Carbon (C), % 0.050 to 0.1
0 to 0.24
Chromium (Cr), % 17.5 to 18.5
0
Copper (Cu), % 0 to 0.4
0 to 0.6
Iron (Fe), % 63.5 to 67.9
96.4 to 100
Manganese (Mn), % 9.0 to 10
0 to 1.8
Molybdenum (Mo), % 0 to 0.5
0
Nickel (Ni), % 5.0 to 6.0
0
Niobium (Nb), % 0
0 to 0.060
Nitrogen (N), % 0.25 to 0.32
0 to 0.027
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0.3 to 0.6
0 to 0.6
Sulfur (S), % 0 to 0.030
0 to 0.040
Titanium (Ti), % 0
0 to 0.060
Vanadium (V), % 0
0 to 0.15