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EN 1.4590 Stainless Steel vs. EN 1.8895 Steel

Both EN 1.4590 stainless steel and EN 1.8895 steel are iron alloys. They have 83% of their average alloy composition in common. There are 30 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.4590 stainless steel and the bottom bar is EN 1.8895 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 26
26
Fatigue Strength, MPa 190
220
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Shear Strength, MPa 310
260
Tensile Strength: Ultimate (UTS), MPa 480
400
Tensile Strength: Yield (Proof), MPa 270
300

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 860
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 26
49
Thermal Expansion, µm/m-K 10
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.9
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 3.3
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 11
2.2
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 2.5
1.6
Embodied Energy, MJ/kg 37
21
Embodied Water, L/kg 120
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
96
Resilience: Unit (Modulus of Resilience), kJ/m3 190
240
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
14
Strength to Weight: Bending, points 18
15
Thermal Diffusivity, mm2/s 7.0
13
Thermal Shock Resistance, points 17
12

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0 to 0.030
0 to 0.13
Chromium (Cr), % 16 to 17.5
0
Iron (Fe), % 79.7 to 83.7
97 to 99.98
Manganese (Mn), % 0 to 1.0
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.2
Nickel (Ni), % 0
0 to 0.3
Niobium (Nb), % 0.35 to 0.55
0 to 0.050
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0
0 to 0.050
Vanadium (V), % 0
0 to 0.080
Zirconium (Zr), % 0 to 0.15
0