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S20910 Stainless Steel vs. EN 1.4869 Casting Alloy

S20910 stainless steel belongs to the iron alloys classification, while EN 1.4869 casting alloy belongs to the nickel alloys. They have 53% of their average alloy composition in common. There are 27 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 S20910 stainless steel and the bottom bar is EN 1.4869 casting alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Elongation at Break, % 14 to 39
5.7
Fatigue Strength, MPa 310 to 460
130
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 780 to 940
540
Tensile Strength: Yield (Proof), MPa 430 to 810
310

Thermal Properties

Latent Heat of Fusion, J/g 300
330
Maximum Temperature: Mechanical, °C 1080
1200
Melting Completion (Liquidus), °C 1420
1450
Melting Onset (Solidus), °C 1380
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Conductivity, W/m-K 13
10
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 22
70
Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 4.8
7.7
Embodied Energy, MJ/kg 68
110
Embodied Water, L/kg 180
300

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120 to 260
26
Resilience: Unit (Modulus of Resilience), kJ/m3 460 to 1640
230
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 28 to 33
18
Strength to Weight: Bending, points 24 to 27
17
Thermal Diffusivity, mm2/s 3.6
2.6
Thermal Shock Resistance, points 17 to 21
14

Alloy Composition

Carbon (C), % 0 to 0.060
0.45 to 0.55
Chromium (Cr), % 20.5 to 23.5
24 to 26
Cobalt (Co), % 0
14 to 16
Iron (Fe), % 52.1 to 62.1
11.4 to 23.6
Manganese (Mn), % 4.0 to 6.0
0 to 1.0
Molybdenum (Mo), % 1.5 to 3.0
0
Nickel (Ni), % 11.5 to 13.5
33 to 37
Niobium (Nb), % 0.1 to 0.3
0
Nitrogen (N), % 0.2 to 0.4
0
Phosphorus (P), % 0 to 0.040
0 to 0.040
Silicon (Si), % 0 to 0.75
1.0 to 2.0
Sulfur (S), % 0 to 0.030
0 to 0.030
Tungsten (W), % 0
4.0 to 6.0
Vanadium (V), % 0.1 to 0.3
0