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SAE-AISI M3 Class 1 Steel vs. Nickel 689

SAE-AISI M3 class 1 steel belongs to the iron alloys classification, while nickel 689 belongs to the nickel 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 SAE-AISI M3 class 1 steel and the bottom bar is nickel 689.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 77
80
Tensile Strength: Ultimate (UTS), MPa 770 to 2150
1250

Thermal Properties

Latent Heat of Fusion, J/g 260
330
Melting Completion (Liquidus), °C 1610
1440
Melting Onset (Solidus), °C 1570
1390
Specific Heat Capacity, J/kg-K 440
450
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 25
70
Density, g/cm3 8.3
8.5
Embodied Carbon, kg CO2/kg material 10
11
Embodied Energy, MJ/kg 150
150
Embodied Water, L/kg 100
330

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 26 to 72
41
Strength to Weight: Bending, points 22 to 44
30
Thermal Shock Resistance, points 24 to 67
35

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 1.0 to 1.1
0.1 to 0.2
Chromium (Cr), % 3.8 to 4.5
18 to 20
Cobalt (Co), % 0
9.0 to 11
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 76.9 to 82.9
0 to 5.0
Manganese (Mn), % 0.15 to 0.4
0 to 0.5
Molybdenum (Mo), % 4.8 to 6.5
9.0 to 10.5
Nickel (Ni), % 0 to 0.3
48.3 to 60.9
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0.2 to 0.45
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
2.3 to 2.8
Tungsten (W), % 5.0 to 6.8
0
Vanadium (V), % 2.3 to 2.8
0