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R05240 Alloy vs. ASTM A369 Grade FP22

R05240 alloy belongs to the otherwise unclassified metals classification, while ASTM A369 grade FP22 belongs to the iron alloys. 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 R05240 alloy and the bottom bar is ASTM A369 grade FP22.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 150
190
Elongation at Break, % 25
20
Poisson's Ratio 0.36
0.29
Shear Modulus, GPa 57
74
Tensile Strength: Ultimate (UTS), MPa 270
470
Tensile Strength: Yield (Proof), MPa 170
240

Thermal Properties

Latent Heat of Fusion, J/g 210
260
Specific Heat Capacity, J/kg-K 190
470
Thermal Expansion, µm/m-K 6.8
13

Otherwise Unclassified Properties

Density, g/cm3 14
7.9
Embodied Water, L/kg 460
58

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 59
80
Resilience: Unit (Modulus of Resilience), kJ/m3 90
150
Stiffness to Weight: Axial, points 6.3
13
Stiffness to Weight: Bending, points 13
24
Strength to Weight: Axial, points 5.4
17
Strength to Weight: Bending, points 6.8
17
Thermal Shock Resistance, points 18
14

Alloy Composition

Carbon (C), % 0 to 0.010
0.050 to 0.15
Chromium (Cr), % 0
1.9 to 2.6
Hydrogen (H), % 0 to 0.0015
0
Iron (Fe), % 0 to 0.010
95 to 96.9
Manganese (Mn), % 0
0.3 to 0.6
Molybdenum (Mo), % 0 to 0.020
0.87 to 1.1
Nickel (Ni), % 0 to 0.010
0
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 0.025
Silicon (Si), % 0 to 0.0050
0 to 0.5
Sulfur (S), % 0
0 to 0.025
Tantalum (Ta), % 57.9 to 65
0
Titanium (Ti), % 0 to 0.010
0
Tungsten (W), % 0 to 0.050
0