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EN 1.4652 Stainless Steel vs. EN 1.1121 Steel

Both EN 1.4652 stainless steel and EN 1.1121 steel are iron alloys. They have 43% 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 1.4652 stainless steel and the bottom bar is EN 1.1121 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 270
120
Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 45
28
Fatigue Strength, MPa 450
160
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 81
73
Shear Strength, MPa 610
260
Tensile Strength: Ultimate (UTS), MPa 880
400
Tensile Strength: Yield (Proof), MPa 490
210

Thermal Properties

Latent Heat of Fusion, J/g 310
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1410
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Conductivity, W/m-K 9.8
53
Thermal Expansion, µm/m-K 15
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.2
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 2.5
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 34
1.8
Density, g/cm3 8.0
7.8
Embodied Carbon, kg CO2/kg material 6.4
1.4
Embodied Energy, MJ/kg 87
18
Embodied Water, L/kg 220
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 340
93
Resilience: Unit (Modulus of Resilience), kJ/m3 570
110
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
24
Strength to Weight: Axial, points 30
14
Strength to Weight: Bending, points 25
15
Thermal Diffusivity, mm2/s 2.6
14
Thermal Shock Resistance, points 20
13

Alloy Composition

Carbon (C), % 0 to 0.020
0.070 to 0.13
Chromium (Cr), % 23 to 25
0
Copper (Cu), % 0.3 to 0.6
0
Iron (Fe), % 38.3 to 46.3
98.8 to 99.63
Manganese (Mn), % 2.0 to 4.0
0.3 to 0.6
Molybdenum (Mo), % 7.0 to 8.0
0
Nickel (Ni), % 21 to 23
0
Nitrogen (N), % 0.45 to 0.55
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.0050
0 to 0.035