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R60706 Alloy vs. EN 1.7380 Steel

R60706 alloy belongs to the otherwise unclassified metals classification, while EN 1.7380 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 1.7380 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 16
19 to 20
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 37
74
Tensile Strength: Ultimate (UTS), MPa 580
540 to 550
Tensile Strength: Yield (Proof), MPa 390
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 17
39
Thermal Expansion, µm/m-K 6.3
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.9
Embodied Water, L/kg 450
59

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 82
87 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 760
230 to 280
Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 24
19 to 20
Strength to Weight: Bending, points 23
19
Thermal Diffusivity, mm2/s 9.5
11
Thermal Shock Resistance, points 67
15 to 16

Alloy Composition

Carbon (C), % 0 to 0.050
0.080 to 0.14
Chromium (Cr), % 0 to 0.2
2.0 to 2.5
Copper (Cu), % 0
0 to 0.3
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
94.6 to 96.6
Manganese (Mn), % 0
0.4 to 0.8
Molybdenum (Mo), % 0
0.9 to 1.1
Niobium (Nb), % 2.0 to 3.0
0
Nitrogen (N), % 0 to 0.025
0 to 0.012
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.020
Silicon (Si), % 0
0 to 0.5
Sulfur (S), % 0
0 to 0.010
Zirconium (Zr), % 91 to 98
0