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EN 1.4443 Stainless Steel vs. EN 1.0425 Steel

Both EN 1.4443 stainless steel and EN 1.0425 steel are iron alloys. They have 67% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is EN 1.4443 stainless steel and the bottom bar is EN 1.0425 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 140
140
Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
24
Fatigue Strength, MPa 170
190
Impact Strength: V-Notched Charpy, J 67
44
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 490
470
Tensile Strength: Yield (Proof), MPa 210
260

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1000
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 15
50
Thermal Expansion, µm/m-K 16
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.2
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 4.0
1.5
Embodied Energy, MJ/kg 54
20
Embodied Water, L/kg 160
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
98
Resilience: Unit (Modulus of Resilience), kJ/m3 110
180
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 17
17
Strength to Weight: Bending, points 18
17
Thermal Diffusivity, mm2/s 3.9
13
Thermal Shock Resistance, points 11
15

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.024
Carbon (C), % 0 to 0.050
0 to 0.2
Chromium (Cr), % 18 to 20
0 to 0.3
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 60.4 to 69.5
96.9 to 99.18
Manganese (Mn), % 0 to 2.0
0.8 to 1.4
Molybdenum (Mo), % 2.5 to 3.0
0 to 0.080
Nickel (Ni), % 10 to 13
0 to 0.3
Niobium (Nb), % 0
0 to 0.020
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.5
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 0.030
Vanadium (V), % 0
0 to 0.020