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EN 1.0558 Cast Steel vs. EN 1.4951 Stainless Steel

Both EN 1.0558 cast steel and EN 1.4951 stainless steel are iron alloys. They have 53% 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 1.0558 cast steel and the bottom bar is EN 1.4951 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 18
38
Fatigue Strength, MPa 230
190
Impact Strength: V-Notched Charpy, J 33
98
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 73
79
Tensile Strength: Ultimate (UTS), MPa 640
630
Tensile Strength: Yield (Proof), MPa 340
220

Thermal Properties

Latent Heat of Fusion, J/g 250
300
Maximum Temperature: Mechanical, °C 400
1100
Melting Completion (Liquidus), °C 1470
1410
Melting Onset (Solidus), °C 1430
1360
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 53
15
Thermal Expansion, µm/m-K 12
16

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
2.4

Otherwise Unclassified Properties

Base Metal Price, % relative 1.7
25
Density, g/cm3 7.9
7.9
Embodied Carbon, kg CO2/kg material 1.4
4.3
Embodied Energy, MJ/kg 18
61
Embodied Water, L/kg 45
190

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 99
190
Resilience: Unit (Modulus of Resilience), kJ/m3 300
130
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 22
22
Strength to Weight: Bending, points 21
21
Thermal Diffusivity, mm2/s 14
3.9
Thermal Shock Resistance, points 20
14

Alloy Composition

Carbon (C), % 0
0.040 to 0.080
Chromium (Cr), % 0
24 to 26
Iron (Fe), % 99.935 to 100
49.1 to 57
Manganese (Mn), % 0
0 to 2.0
Nickel (Ni), % 0
19 to 22
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.035
0 to 0.035
Silicon (Si), % 0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.015