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EN 1.0558 Cast Steel vs. EN 1.0303 Steel

Both EN 1.0558 cast steel and EN 1.0303 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 (4, in this case) are not shown.

For each property being compared, the top bar is EN 1.0558 cast steel and the bottom bar is EN 1.0303 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 18
12 to 25
Fatigue Strength, MPa 230
150 to 230
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 640
290 to 410
Tensile Strength: Yield (Proof), MPa 340
200 to 320

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
400
Melting Completion (Liquidus), °C 1470
1470
Melting Onset (Solidus), °C 1430
1430
Specific Heat Capacity, J/kg-K 470
470
Thermal Conductivity, W/m-K 53
53
Thermal Expansion, µm/m-K 12
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
6.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
7.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.7
1.8
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.4
1.4
Embodied Energy, MJ/kg 18
18
Embodied Water, L/kg 45
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
30 to 94
Resilience: Unit (Modulus of Resilience), kJ/m3 300
110 to 270
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 22
10 to 15
Strength to Weight: Bending, points 21
12 to 16
Thermal Diffusivity, mm2/s 14
14
Thermal Shock Resistance, points 20
9.2 to 13

Alloy Composition

Aluminum (Al), % 0
0.020 to 0.060
Carbon (C), % 0
0.020 to 0.060
Iron (Fe), % 99.935 to 100
99.335 to 99.71
Manganese (Mn), % 0
0.25 to 0.4
Phosphorus (P), % 0 to 0.035
0 to 0.020
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.025