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EN 1.4550 Stainless Steel vs. EN 1.4889 Cast Nickel

EN 1.4550 stainless steel belongs to the iron alloys classification, while EN 1.4889 cast nickel belongs to the nickel alloys. They have 46% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.4550 stainless steel and the bottom bar is EN 1.4889 cast nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 42
3.4
Fatigue Strength, MPa 210
110
Poisson's Ratio 0.28
0.27
Shear Modulus, GPa 77
79
Tensile Strength: Ultimate (UTS), MPa 620
500
Tensile Strength: Yield (Proof), MPa 230
270

Thermal Properties

Latent Heat of Fusion, J/g 290
350
Maximum Temperature: Mechanical, °C 940
1160
Melting Completion (Liquidus), °C 1430
1360
Melting Onset (Solidus), °C 1390
1320
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 16
14

Otherwise Unclassified Properties

Base Metal Price, % relative 18
55
Density, g/cm3 7.8
7.9
Embodied Carbon, kg CO2/kg material 3.6
8.5
Embodied Energy, MJ/kg 51
120
Embodied Water, L/kg 140
280

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 210
14
Resilience: Unit (Modulus of Resilience), kJ/m3 140
180
Stiffness to Weight: Axial, points 14
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 22
18
Strength to Weight: Bending, points 21
18
Thermal Shock Resistance, points 14
13

Alloy Composition

Carbon (C), % 0 to 0.080
0.35 to 0.45
Chromium (Cr), % 17 to 19
32.5 to 37.5
Iron (Fe), % 64.9 to 74
10.5 to 21.2
Manganese (Mn), % 0 to 2.0
1.0 to 1.5
Nickel (Ni), % 9.0 to 12
42 to 46
Niobium (Nb), % 0 to 1.0
1.5 to 2.0
Phosphorus (P), % 0 to 0.045
0 to 0.040
Silicon (Si), % 0 to 1.0
1.5 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.030