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SAE-AISI M33 Steel vs. K93500 Alloy

Both SAE-AISI M33 steel and K93500 alloy are iron alloys. They have 68% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI M33 steel and the bottom bar is K93500 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 78
72
Tensile Strength: Ultimate (UTS), MPa 810 to 2210
490 to 810

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1550
1430
Melting Onset (Solidus), °C 1500
1380
Specific Heat Capacity, J/kg-K 440
460
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 32
30
Density, g/cm3 8.2
8.2
Embodied Carbon, kg CO2/kg material 7.7
4.7
Embodied Energy, MJ/kg 110
65
Embodied Water, L/kg 150
130

Common Calculations

Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 27 to 75
17 to 27
Strength to Weight: Bending, points 24 to 46
17 to 23
Thermal Shock Resistance, points 25 to 68
15 to 25

Alloy Composition

Aluminum (Al), % 0
0 to 0.1
Carbon (C), % 0.85 to 0.92
0 to 0.050
Chromium (Cr), % 3.5 to 4.0
0 to 0.25
Cobalt (Co), % 7.8 to 8.8
5.0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 71.4 to 76.3
61.4 to 63
Magnesium (Mg), % 0
0 to 0.1
Manganese (Mn), % 0.15 to 0.4
0 to 0.6
Molybdenum (Mo), % 9.0 to 10
0
Nickel (Ni), % 0 to 0.3
32
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 0.15 to 0.5
0 to 0.25
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
0 to 0.1
Tungsten (W), % 1.3 to 2.1
0
Vanadium (V), % 1.0 to 1.4
0
Zirconium (Zr), % 0
0 to 0.1

Comparable Variants