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EN 1.4410 Stainless Steel vs. EN 1.7228 Steel

Both EN 1.4410 stainless steel and EN 1.7228 steel are iron alloys. They have 65% 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 1.4410 stainless steel and the bottom bar is EN 1.7228 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 260
270
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 24
12
Fatigue Strength, MPa 410
390
Impact Strength: V-Notched Charpy, J 90
22
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 540
540
Tensile Strength: Ultimate (UTS), MPa 850
900
Tensile Strength: Yield (Proof), MPa 600
630

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
420
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 15
46
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.3
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.4

Otherwise Unclassified Properties

Base Metal Price, % relative 20
2.5
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 4.0
1.5
Embodied Energy, MJ/kg 56
20
Embodied Water, L/kg 180
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
100
Resilience: Unit (Modulus of Resilience), kJ/m3 880
1050
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
32
Strength to Weight: Bending, points 26
26
Thermal Diffusivity, mm2/s 4.0
12
Thermal Shock Resistance, points 23
26

Alloy Composition

Carbon (C), % 0 to 0.030
0.46 to 0.54
Chromium (Cr), % 24 to 26
0.9 to 1.2
Iron (Fe), % 58.1 to 66.8
96.7 to 98
Manganese (Mn), % 0 to 2.0
0.5 to 0.8
Molybdenum (Mo), % 3.0 to 4.5
0.15 to 0.3
Nickel (Ni), % 6.0 to 8.0
0
Nitrogen (N), % 0.24 to 0.35
0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 1.0
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.035