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R60706 Alloy vs. EN 1.8505 Steel

R60706 alloy belongs to the otherwise unclassified metals classification, while EN 1.8505 steel belongs to the iron alloys. There are 20 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is R60706 alloy and the bottom bar is EN 1.8505 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 16
13
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 37
73
Tensile Strength: Ultimate (UTS), MPa 580
1050
Tensile Strength: Yield (Proof), MPa 390
860

Thermal Properties

Latent Heat of Fusion, J/g 250
250
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 17
39
Thermal Expansion, µm/m-K 6.3
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
65

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
120
Resilience: Unit (Modulus of Resilience), kJ/m3 760
1950
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
37
Strength to Weight: Bending, points 23
30
Thermal Diffusivity, mm2/s 9.5
11
Thermal Shock Resistance, points 67
31

Alloy Composition

Aluminum (Al), % 0
0.8 to 1.2
Carbon (C), % 0 to 0.050
0.28 to 0.35
Chromium (Cr), % 0 to 0.2
1.5 to 1.8
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
95.4 to 97.1
Manganese (Mn), % 0
0.4 to 0.7
Molybdenum (Mo), % 0
0.2 to 0.4
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.025
Silicon (Si), % 0
0 to 0.4
Sulfur (S), % 0
0 to 0.035
Zirconium (Zr), % 91 to 98
0