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EN 1.4347 Stainless Steel vs. EN 1.0225 Steel

Both EN 1.4347 stainless steel and EN 1.0225 steel are iron alloys. They have 67% 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 1.4347 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, % 23
6.7 to 24
Fatigue Strength, MPa 320
170 to 220
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 79
73
Tensile Strength: Ultimate (UTS), MPa 660
440 to 500
Tensile Strength: Yield (Proof), MPa 480
230 to 380

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1410
1460
Melting Onset (Solidus), °C 1370
1420
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 15
52
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.1
7.1
Electrical Conductivity: Equal Weight (Specific), % IACS 2.4
8.1

Otherwise Unclassified Properties

Base Metal Price, % relative 16
1.8
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 3.1
1.4
Embodied Energy, MJ/kg 44
18
Embodied Water, L/kg 170
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
31 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 570
140 to 390
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 24
16 to 18
Strength to Weight: Bending, points 22
16 to 18
Thermal Diffusivity, mm2/s 4.0
14
Thermal Shock Resistance, points 19
14 to 16

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.21
Chromium (Cr), % 25 to 27
0
Iron (Fe), % 62.2 to 69.4
98 to 100
Manganese (Mn), % 0 to 1.5
0 to 1.4
Nickel (Ni), % 5.5 to 7.5
0
Nitrogen (N), % 0.1 to 0.2
0
Phosphorus (P), % 0 to 0.035
0 to 0.045
Silicon (Si), % 0 to 1.5
0 to 0.35
Sulfur (S), % 0 to 0.020
0 to 0.045