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EN 1.1127 Steel vs. EN 1.1118 Cast Steel

Both EN 1.1127 steel and EN 1.1118 cast steel are iron alloys. Their average alloy composition is basically identical. There are 29 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 1.1127 steel and the bottom bar is EN 1.1118 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 14 to 25
14 to 21
Fatigue Strength, MPa 280 to 370
320 to 400
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 660 to 790
700 to 750
Tensile Strength: Yield (Proof), MPa 410 to 580
460 to 630

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 1410
1420
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 49
51
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.3
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 8.4
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 2.1
1.9
Density, g/cm3 7.8
7.8
Embodied Carbon, kg CO2/kg material 1.5
1.4
Embodied Energy, MJ/kg 19
19
Embodied Water, L/kg 49
48

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 90 to 140
97 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 440 to 880
550 to 1050
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 23 to 28
25 to 27
Strength to Weight: Bending, points 22 to 24
22 to 23
Thermal Diffusivity, mm2/s 13
14
Thermal Shock Resistance, points 21 to 25
22 to 24

Alloy Composition

Carbon (C), % 0.34 to 0.42
0.2 to 0.25
Chromium (Cr), % 0 to 0.4
0
Iron (Fe), % 96.6 to 98.1
97.3 to 98.3
Manganese (Mn), % 1.4 to 1.7
1.5 to 1.8
Molybdenum (Mo), % 0 to 0.1
0
Nickel (Ni), % 0 to 0.4
0
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0.15 to 0.35
0 to 0.6
Sulfur (S), % 0 to 0.035
0 to 0.015