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EN 1.4405 Stainless Steel vs. EN 1.0225 Steel

Both EN 1.4405 stainless steel and EN 1.0225 steel are iron alloys. They have 78% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4405 stainless steel and the bottom bar is EN 1.0225 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 17
6.7 to 24
Fatigue Strength, MPa 370
170 to 220
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 77
73
Tensile Strength: Ultimate (UTS), MPa 860
440 to 500
Tensile Strength: Yield (Proof), MPa 610
230 to 380

Thermal Properties

Latent Heat of Fusion, J/g 280
250
Maximum Temperature: Mechanical, °C 870
400
Melting Completion (Liquidus), °C 1450
1460
Melting Onset (Solidus), °C 1400
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Conductivity, W/m-K 17
52
Thermal Expansion, µm/m-K 11
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 13
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 2.8
1.4
Embodied Energy, MJ/kg 39
18
Embodied Water, L/kg 130
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
31 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 950
140 to 390
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 31
16 to 18
Strength to Weight: Bending, points 26
16 to 18
Thermal Diffusivity, mm2/s 4.6
14
Thermal Shock Resistance, points 29
14 to 16

Alloy Composition

Carbon (C), % 0 to 0.060
0 to 0.21
Chromium (Cr), % 15 to 17
0
Iron (Fe), % 73.6 to 80.3
98 to 100
Manganese (Mn), % 0 to 1.0
0 to 1.4
Molybdenum (Mo), % 0.7 to 1.5
0
Nickel (Ni), % 4.0 to 6.0
0
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 0.8
0 to 0.35
Sulfur (S), % 0 to 0.025
0 to 0.045