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Nickel 689 vs. S32506 Stainless Steel

Nickel 689 belongs to the nickel alloys classification, while S32506 stainless steel belongs to the iron alloys. They have a modest 32% 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 S32506 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Brinell Hardness 350
270
Elastic (Young's, Tensile) Modulus, GPa 210
200
Elongation at Break, % 23
21
Fatigue Strength, MPa 420
330
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 80
81
Shear Strength, MPa 790
440
Tensile Strength: Ultimate (UTS), MPa 1250
710
Tensile Strength: Yield (Proof), MPa 690
500

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
13

Otherwise Unclassified Properties

Base Metal Price, % relative 70
20
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 11
3.9
Embodied Energy, MJ/kg 150
54
Embodied Water, L/kg 330
180

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
130
Resilience: Unit (Modulus of Resilience), kJ/m3 1170
620
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
23
Thermal Shock Resistance, points 35
19

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 0.030
Chromium (Cr), % 18 to 20
24 to 26
Cobalt (Co), % 9.0 to 11
0
Iron (Fe), % 0 to 5.0
60.8 to 67.4
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 9.0 to 10.5
3.0 to 3.5
Nickel (Ni), % 48.3 to 60.9
5.5 to 7.2
Nitrogen (N), % 0
0.080 to 0.2
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.9
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 2.3 to 2.8
0
Tungsten (W), % 0
0.050 to 0.3