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R30556 Alloy vs. R05240 Alloy

R30556 alloy belongs to the iron alloys classification, while R05240 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is R30556 alloy and the bottom bar is R05240 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
150
Elongation at Break, % 45
25
Poisson's Ratio 0.28
0.36
Shear Modulus, GPa 81
57
Tensile Strength: Ultimate (UTS), MPa 780
270
Tensile Strength: Yield (Proof), MPa 350
170

Thermal Properties

Latent Heat of Fusion, J/g 300
210
Specific Heat Capacity, J/kg-K 450
190
Thermal Expansion, µm/m-K 15
6.8

Otherwise Unclassified Properties

Density, g/cm3 8.4
14
Embodied Water, L/kg 300
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 290
59
Resilience: Unit (Modulus of Resilience), kJ/m3 290
90
Stiffness to Weight: Axial, points 14
6.3
Stiffness to Weight: Bending, points 23
13
Strength to Weight: Axial, points 26
5.4
Strength to Weight: Bending, points 22
6.8
Thermal Shock Resistance, points 18
18

Alloy Composition

Aluminum (Al), % 0.1 to 0.5
0
Boron (B), % 0 to 0.020
0
Carbon (C), % 0.050 to 0.15
0 to 0.010
Chromium (Cr), % 21 to 23
0
Cobalt (Co), % 16 to 21
0
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 20.4 to 38.2
0 to 0.010
Lanthanum (La), % 0.0050 to 0.1
0
Manganese (Mn), % 0.5 to 2.0
0
Molybdenum (Mo), % 2.5 to 4.0
0 to 0.020
Nickel (Ni), % 19 to 22.5
0 to 0.010
Niobium (Nb), % 0 to 0.3
35 to 42
Nitrogen (N), % 0.1 to 0.3
0 to 0.010
Oxygen (O), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.040
0
Silicon (Si), % 0.2 to 0.8
0 to 0.0050
Sulfur (S), % 0 to 0.015
0
Tantalum (Ta), % 0.3 to 1.3
57.9 to 65
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 2.0 to 3.5
0 to 0.050
Zinc (Zn), % 0.0010 to 0.1
0