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Nickel 689 vs. ASTM Grade LCA Steel

Nickel 689 belongs to the nickel alloys classification, while ASTM grade LCA steel belongs to the iron alloys. There are 26 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is nickel 689 and the bottom bar is ASTM grade LCA steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 23
27
Fatigue Strength, MPa 420
170
Poisson's Ratio 0.29
0.29
Reduction in Area, % 21
40
Shear Modulus, GPa 80
72
Tensile Strength: Ultimate (UTS), MPa 1250
500
Tensile Strength: Yield (Proof), MPa 690
230

Thermal Properties

Latent Heat of Fusion, J/g 330
250
Maximum Temperature: Mechanical, °C 990
400
Melting Completion (Liquidus), °C 1440
1460
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 450
470
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
1.9
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 11
1.4
Embodied Energy, MJ/kg 150
19
Embodied Water, L/kg 330
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 1170
150
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 41
18
Strength to Weight: Bending, points 30
18
Thermal Shock Resistance, points 35
16

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 0.25
Chromium (Cr), % 18 to 20
0
Cobalt (Co), % 9.0 to 11
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0 to 5.0
96.9 to 100
Manganese (Mn), % 0 to 0.5
0 to 0.7
Molybdenum (Mo), % 9.0 to 10.5
0 to 0.2
Nickel (Ni), % 48.3 to 60.9
0
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.015
0 to 0.045
Titanium (Ti), % 2.3 to 2.8
0
Residuals, % 0
0 to 1.0