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EN 1.4869 Casting Alloy vs. EN 1.4958 Stainless Steel

EN 1.4869 casting alloy belongs to the nickel alloys classification, while EN 1.4958 stainless steel belongs to the iron alloys. They have 70% 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 EN 1.4869 casting alloy and the bottom bar is EN 1.4958 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 5.7
40
Fatigue Strength, MPa 130
170
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 80
77
Tensile Strength: Ultimate (UTS), MPa 540
630
Tensile Strength: Yield (Proof), MPa 310
190

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Maximum Temperature: Mechanical, °C 1200
1090
Melting Completion (Liquidus), °C 1450
1400
Melting Onset (Solidus), °C 1390
1350
Specific Heat Capacity, J/kg-K 460
480
Thermal Conductivity, W/m-K 10
12
Thermal Expansion, µm/m-K 13
15

Otherwise Unclassified Properties

Base Metal Price, % relative 70
30
Density, g/cm3 8.5
8.0
Embodied Carbon, kg CO2/kg material 7.7
5.3
Embodied Energy, MJ/kg 110
75
Embodied Water, L/kg 300
200

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 26
190
Resilience: Unit (Modulus of Resilience), kJ/m3 230
95
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 18
22
Strength to Weight: Bending, points 17
20
Thermal Diffusivity, mm2/s 2.6
3.2
Thermal Shock Resistance, points 14
15

Alloy Composition

Aluminum (Al), % 0
0.2 to 0.5
Carbon (C), % 0.45 to 0.55
0.030 to 0.080
Chromium (Cr), % 24 to 26
19 to 22
Cobalt (Co), % 14 to 16
0 to 0.5
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 11.4 to 23.6
41.1 to 50.6
Manganese (Mn), % 0 to 1.0
0 to 1.5
Nickel (Ni), % 33 to 37
30 to 32.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.040
0 to 0.015
Silicon (Si), % 1.0 to 2.0
0 to 0.7
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0.2 to 0.5
Tungsten (W), % 4.0 to 6.0
0