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EN 1.0446 Cast Steel vs. EN 1.4597 Stainless Steel

Both EN 1.0446 cast steel and EN 1.4597 stainless steel are iron alloys. They have 70% 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 1.0446 cast steel and the bottom bar is EN 1.4597 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 25
45
Fatigue Strength, MPa 200
300
Impact Strength: V-Notched Charpy, J 31
90
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 73
76
Tensile Strength: Ultimate (UTS), MPa 530
680
Tensile Strength: Yield (Proof), MPa 270
330

Thermal Properties

Latent Heat of Fusion, J/g 250
290
Maximum Temperature: Mechanical, °C 400
860
Melting Completion (Liquidus), °C 1470
1400
Melting Onset (Solidus), °C 1430
1350
Specific Heat Capacity, J/kg-K 470
480
Thermal Conductivity, W/m-K 53
15
Thermal Expansion, µm/m-K 12
17

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 7.8
2.4
Electrical Conductivity: Equal Weight (Specific), % IACS 8.9
2.8

Otherwise Unclassified Properties

Base Metal Price, % relative 1.7
11
Density, g/cm3 7.9
7.7
Embodied Carbon, kg CO2/kg material 1.4
2.5
Embodied Energy, MJ/kg 18
36
Embodied Water, L/kg 45
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
250
Resilience: Unit (Modulus of Resilience), kJ/m3 190
280
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 19
25
Strength to Weight: Bending, points 18
22
Thermal Diffusivity, mm2/s 14
4.1
Thermal Shock Resistance, points 17
15

Alloy Composition

Carbon (C), % 0
0 to 0.1
Chromium (Cr), % 0
15 to 18
Copper (Cu), % 0
2.0 to 3.5
Iron (Fe), % 99.935 to 100
63 to 76.4
Manganese (Mn), % 0
6.5 to 9.0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 0
0 to 3.0
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.035
0 to 0.040
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030