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EN 1.4749 Stainless Steel vs. EN 1.0446 Cast Steel

Both EN 1.4749 stainless steel and EN 1.0446 cast steel are iron alloys. They have 71% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (5, in this case) are not shown.

For each property being compared, the top bar is EN 1.4749 stainless steel and the bottom bar is EN 1.0446 cast steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 16
25
Fatigue Strength, MPa 190
200
Poisson's Ratio 0.27
0.29
Shear Modulus, GPa 80
73
Tensile Strength: Ultimate (UTS), MPa 600
530
Tensile Strength: Yield (Proof), MPa 320
270

Thermal Properties

Latent Heat of Fusion, J/g 300
250
Maximum Temperature: Mechanical, °C 1100
400
Melting Completion (Liquidus), °C 1420
1470
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 490
470
Thermal Conductivity, W/m-K 17
53
Thermal Expansion, µm/m-K 9.6
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.5
7.8
Electrical Conductivity: Equal Weight (Specific), % IACS 2.9
8.9

Otherwise Unclassified Properties

Base Metal Price, % relative 13
1.7
Density, g/cm3 7.6
7.9
Embodied Carbon, kg CO2/kg material 2.5
1.4
Embodied Energy, MJ/kg 36
18
Embodied Water, L/kg 160
45

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
190
Stiffness to Weight: Axial, points 15
13
Stiffness to Weight: Bending, points 26
24
Strength to Weight: Axial, points 22
19
Strength to Weight: Bending, points 21
18
Thermal Diffusivity, mm2/s 4.6
14
Thermal Shock Resistance, points 22
17

Alloy Composition

Carbon (C), % 0.15 to 0.2
0
Chromium (Cr), % 26 to 29
0
Iron (Fe), % 68.5 to 73.7
99.935 to 100
Manganese (Mn), % 0 to 1.0
0
Nitrogen (N), % 0.15 to 0.25
0
Phosphorus (P), % 0 to 0.040
0 to 0.035
Silicon (Si), % 0 to 1.0
0
Sulfur (S), % 0 to 0.015
0 to 0.030