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EN 1.0455 Cast Steel vs. EN 1.6958 Steel

Both EN 1.0455 cast steel and EN 1.6958 steel are iron alloys. They have a moderately high 94% of their average alloy composition in common. There are 30 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 1.0455 cast steel and the bottom bar is EN 1.6958 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
16
Fatigue Strength, MPa 200
700
Impact Strength: V-Notched Charpy, J 35
63
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
73
Tensile Strength: Ultimate (UTS), MPa 530
1140
Tensile Strength: Yield (Proof), MPa 270
1070

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Maximum Temperature: Mechanical, °C 400
450
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 52
47
Thermal Expansion, µm/m-K 12
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.1
7.9
Electrical Conductivity: Equal Weight (Specific), % IACS 8.1
9.1

Otherwise Unclassified Properties

Base Metal Price, % relative 1.8
5.0
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 1.4
2.0
Embodied Energy, MJ/kg 18
27
Embodied Water, L/kg 46
60

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
180
Resilience: Unit (Modulus of Resilience), kJ/m3 190
3050
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 19
40
Strength to Weight: Bending, points 18
31
Thermal Diffusivity, mm2/s 14
13
Thermal Shock Resistance, points 17
39

Alloy Composition

Aluminum (Al), % 0
0.0050 to 0.050
Carbon (C), % 0 to 0.23
0.25 to 0.3
Chromium (Cr), % 0
1.2 to 1.7
Iron (Fe), % 97.9 to 100
92.6 to 94.5
Manganese (Mn), % 0 to 1.2
0.2 to 0.5
Molybdenum (Mo), % 0
0.35 to 0.55
Nickel (Ni), % 0
3.3 to 3.8
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.6
0.15 to 0.3
Sulfur (S), % 0 to 0.025
0 to 0.015
Vanadium (V), % 0
0 to 0.12