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Nickel 689 vs. S32803 Stainless Steel

Nickel 689 belongs to the nickel alloys classification, while S32803 stainless steel belongs to the iron alloys. They have a modest 28% of their average alloy composition in common, which, by itself, doesn't mean much. There are 27 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is nickel 689 and the bottom bar is S32803 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 350
210
Elastic (Young's, Tensile) Modulus, GPa 210
210
Elongation at Break, % 23
18
Fatigue Strength, MPa 420
350
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 80
81
Shear Strength, MPa 790
420
Tensile Strength: Ultimate (UTS), MPa 1250
680
Tensile Strength: Yield (Proof), MPa 690
560

Thermal Properties

Latent Heat of Fusion, J/g 330
300
Maximum Temperature: Mechanical, °C 990
1100
Melting Completion (Liquidus), °C 1440
1450
Melting Onset (Solidus), °C 1390
1400
Specific Heat Capacity, J/kg-K 450
480
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 70
19
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 11
3.7
Embodied Energy, MJ/kg 150
53
Embodied Water, L/kg 330
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
120
Resilience: Unit (Modulus of Resilience), kJ/m3 1170
760
Stiffness to Weight: Axial, points 14
15
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 41
25
Strength to Weight: Bending, points 30
22
Thermal Shock Resistance, points 35
22

Alloy Composition

Aluminum (Al), % 0.75 to 1.3
0
Boron (B), % 0.0030 to 0.010
0
Carbon (C), % 0.1 to 0.2
0 to 0.015
Chromium (Cr), % 18 to 20
28 to 29
Cobalt (Co), % 9.0 to 11
0
Iron (Fe), % 0 to 5.0
62.9 to 67.1
Manganese (Mn), % 0 to 0.5
0 to 0.5
Molybdenum (Mo), % 9.0 to 10.5
1.8 to 2.5
Nickel (Ni), % 48.3 to 60.9
3.0 to 4.0
Niobium (Nb), % 0
0.15 to 0.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.015
0 to 0.020
Silicon (Si), % 0 to 0.5
0 to 0.55
Sulfur (S), % 0 to 0.015
0 to 0.0035
Titanium (Ti), % 2.3 to 2.8
0