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R05240 Alloy vs. K93050 Alloy

R05240 alloy belongs to the otherwise unclassified metals classification, while K93050 alloy belongs to the iron alloys. There are 14 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is R05240 alloy and the bottom bar is K93050 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
190
Poisson's Ratio 0.36
0.3
Shear Modulus, GPa 57
72
Tensile Strength: Ultimate (UTS), MPa 270
500 to 680

Thermal Properties

Latent Heat of Fusion, J/g 210
270
Specific Heat Capacity, J/kg-K 190
460
Thermal Expansion, µm/m-K 6.8
12

Otherwise Unclassified Properties

Density, g/cm3 14
8.2
Embodied Water, L/kg 460
120

Common Calculations

Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 13
23
Strength to Weight: Axial, points 5.4
17 to 23
Strength to Weight: Bending, points 6.8
17 to 21
Thermal Shock Resistance, points 18
16 to 21

Alloy Composition

Carbon (C), % 0 to 0.010
0 to 0.15
Chromium (Cr), % 0
0 to 0.25
Cobalt (Co), % 0
0 to 0.5
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
61.4 to 63.9
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0 to 0.020
0
Nickel (Ni), % 0 to 0.010
36
Niobium (Nb), % 35 to 42
0
Nitrogen (N), % 0 to 0.010
0
Oxygen (O), % 0 to 0.020
0
Phosphorus (P), % 0
0 to 0.020
Selenium (Se), % 0
0.15 to 0.3
Silicon (Si), % 0 to 0.0050
0 to 0.35
Sulfur (S), % 0
0 to 0.020
Tantalum (Ta), % 57.9 to 65
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0