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EN 1.8550 Steel vs. Nickel 689

EN 1.8550 steel belongs to the iron alloys classification, while nickel 689 belongs to the nickel alloys. There are 27 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is EN 1.8550 steel and the bottom bar is nickel 689.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 300
350
Elastic (Young's, Tensile) Modulus, GPa 190
210
Elongation at Break, % 11
23
Fatigue Strength, MPa 470
420
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 73
80
Shear Strength, MPa 600
790
Tensile Strength: Ultimate (UTS), MPa 1000
1250
Tensile Strength: Yield (Proof), MPa 760
690

Thermal Properties

Latent Heat of Fusion, J/g 250
330
Maximum Temperature: Mechanical, °C 440
990
Melting Completion (Liquidus), °C 1450
1440
Melting Onset (Solidus), °C 1410
1390
Specific Heat Capacity, J/kg-K 480
450
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 3.4
70
Density, g/cm3 7.8
8.5
Embodied Carbon, kg CO2/kg material 1.7
11
Embodied Energy, MJ/kg 23
150
Embodied Water, L/kg 67
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
240
Resilience: Unit (Modulus of Resilience), kJ/m3 1550
1170
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 36
41
Strength to Weight: Bending, points 29
30
Thermal Shock Resistance, points 29
35

Alloy Composition

Aluminum (Al), % 0.8 to 1.2
0.75 to 1.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0.3 to 0.37
0.1 to 0.2
Chromium (Cr), % 1.5 to 1.8
18 to 20
Cobalt (Co), % 0
9.0 to 11
Iron (Fe), % 94.4 to 96.3
0 to 5.0
Manganese (Mn), % 0.4 to 0.7
0 to 0.5
Molybdenum (Mo), % 0.15 to 0.25
9.0 to 10.5
Nickel (Ni), % 0.85 to 1.2
48.3 to 60.9
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.035
0 to 0.015
Titanium (Ti), % 0
2.3 to 2.8