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EN 1.1118 Cast Steel vs. AISI 201 Stainless Steel

Both EN 1.1118 cast steel and AISI 201 stainless steel are iron alloys. They have 73% of their average alloy composition in common. 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 1.1118 cast steel and the bottom bar is AISI 201 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 14 to 21
4.6 to 51
Fatigue Strength, MPa 320 to 400
280 to 600
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
77
Tensile Strength: Ultimate (UTS), MPa 700 to 750
650 to 1450
Tensile Strength: Yield (Proof), MPa 460 to 630
300 to 1080

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Maximum Temperature: Mechanical, °C 400
880
Melting Completion (Liquidus), °C 1460
1410
Melting Onset (Solidus), °C 1420
1370
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 51
15
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.2
2.5
Electrical Conductivity: Equal Weight (Specific), % IACS 8.3
2.9

Otherwise Unclassified Properties

Base Metal Price, % relative 1.9
12
Density, g/cm3 7.8
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.6
Embodied Energy, MJ/kg 19
38
Embodied Water, L/kg 48
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 97 to 130
61 to 340
Resilience: Unit (Modulus of Resilience), kJ/m3 550 to 1050
230 to 2970
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 25 to 27
23 to 52
Strength to Weight: Bending, points 22 to 23
22 to 37
Thermal Diffusivity, mm2/s 14
4.0
Thermal Shock Resistance, points 22 to 24
14 to 32

Alloy Composition

Carbon (C), % 0.2 to 0.25
0 to 0.15
Chromium (Cr), % 0
16 to 18
Iron (Fe), % 97.3 to 98.3
67.5 to 75
Manganese (Mn), % 1.5 to 1.8
5.5 to 7.5
Nickel (Ni), % 0
3.5 to 5.5
Nitrogen (N), % 0
0 to 0.25
Phosphorus (P), % 0 to 0.020
0 to 0.060
Silicon (Si), % 0 to 0.6
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.030