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Nickel 689 vs. SAE-AISI M4 Steel

Nickel 689 belongs to the nickel alloys classification, while SAE-AISI M4 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is nickel 689 and the bottom bar is SAE-AISI M4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
200
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 80
76
Tensile Strength: Ultimate (UTS), MPa 1250
770 to 2150

Thermal Properties

Latent Heat of Fusion, J/g 330
260
Melting Completion (Liquidus), °C 1440
1610
Melting Onset (Solidus), °C 1390
1560
Specific Heat Capacity, J/kg-K 450
440
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 70
25
Density, g/cm3 8.5
8.3
Embodied Carbon, kg CO2/kg material 11
14
Embodied Energy, MJ/kg 150
210
Embodied Water, L/kg 330
110

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 41
26 to 72
Strength to Weight: Bending, points 30
23 to 45
Thermal Shock Resistance, points 35
24 to 68

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
1.3 to 1.4
Chromium (Cr), % 18 to 20
3.8 to 4.8
Cobalt (Co), % 9.0 to 11
0
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 0 to 5.0
75.9 to 81.4
Manganese (Mn), % 0 to 0.5
0.15 to 0.4
Molybdenum (Mo), % 9.0 to 10.5
4.3 to 5.5
Nickel (Ni), % 48.3 to 60.9
0 to 0.3
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.5
0.2 to 0.45
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 2.3 to 2.8
0
Tungsten (W), % 0
5.3 to 6.5
Vanadium (V), % 0
3.8 to 4.5