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EN 1.0920 Steel vs. EN 1.1121 Steel

Both EN 1.0920 steel and EN 1.1121 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 31 material properties with values for both materials. Properties with values for just one material (1, in this case) are not shown.

For each property being compared, the top bar is EN 1.0920 steel and the bottom bar is EN 1.1121 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 160
120
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 23
28
Fatigue Strength, MPa 270
160
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Shear Strength, MPa 340
260
Tensile Strength: Ultimate (UTS), MPa 540
400
Tensile Strength: Yield (Proof), MPa 380
210

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1460
1460
Melting Onset (Solidus), °C 1420
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 50
53
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.4
7.0
Electrical Conductivity: Equal Weight (Specific), % IACS 8.5
8.0

Otherwise Unclassified Properties

Base Metal Price, % relative 2.4
1.8
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.6
1.4
Embodied Energy, MJ/kg 22
18
Embodied Water, L/kg 50
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
93
Resilience: Unit (Modulus of Resilience), kJ/m3 380
110
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
14
Strength to Weight: Bending, points 19
15
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 17
13

Alloy Composition

Aluminum (Al), % 0.020 to 0.060
0
Carbon (C), % 0 to 0.2
0.070 to 0.13
Chromium (Cr), % 0 to 0.3
0
Copper (Cu), % 0 to 0.35
0
Iron (Fe), % 96.1 to 99.08
98.8 to 99.63
Manganese (Mn), % 0.9 to 1.7
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0 to 0.050
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.030
0 to 0.035
Titanium (Ti), % 0 to 0.030
0
Vanadium (V), % 0 to 0.12
0