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EN 1.1122 Steel vs. EN 1.6553 Steel

Both EN 1.1122 steel and EN 1.6553 steel are iron alloys. They have a very high 98% of their average alloy composition in common. There are 30 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 1.1122 steel and the bottom bar is EN 1.6553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 100 to 130
210 to 240
Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 12 to 21
19 to 21
Fatigue Strength, MPa 170 to 260
330 to 460
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 340 to 460
710 to 800
Tensile Strength: Yield (Proof), MPa 240 to 370
470 to 670

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
420
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 51
39
Thermal Expansion, µm/m-K 12
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.0
7.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.0
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
2.7
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 1.4
1.6
Embodied Energy, MJ/kg 18
21
Embodied Water, L/kg 46
51

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 36 to 89
130 to 150
Resilience: Unit (Modulus of Resilience), kJ/m3 160 to 360
600 to 1190
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 12 to 16
25 to 28
Strength to Weight: Bending, points 14 to 17
23 to 24
Thermal Diffusivity, mm2/s 14
10
Thermal Shock Resistance, points 11 to 15
21 to 23

Alloy Composition

Carbon (C), % 0.080 to 0.12
0.23 to 0.28
Chromium (Cr), % 0
0.4 to 0.8
Copper (Cu), % 0 to 0.25
0 to 0.3
Iron (Fe), % 98.7 to 99.62
95.6 to 98.2
Manganese (Mn), % 0.3 to 0.6
0.6 to 1.0
Molybdenum (Mo), % 0
0.15 to 0.3
Nickel (Ni), % 0
0.4 to 0.8
Phosphorus (P), % 0 to 0.025
0 to 0.030
Silicon (Si), % 0 to 0.3
0 to 0.8
Sulfur (S), % 0 to 0.025
0 to 0.025
Vanadium (V), % 0
0 to 0.030

Comparable Variants