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R60706 Alloy vs. SAE-AISI S4 Steel

R60706 alloy belongs to the otherwise unclassified metals classification, while SAE-AISI S4 steel belongs to the iron alloys. There are 16 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is R60706 alloy and the bottom bar is SAE-AISI S4 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
190
Poisson's Ratio 0.34
0.29
Shear Modulus, GPa 37
72
Tensile Strength: Ultimate (UTS), MPa 580
670 to 2140

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Specific Heat Capacity, J/kg-K 270
480
Thermal Conductivity, W/m-K 17
44
Thermal Expansion, µm/m-K 6.3
13

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.7
Embodied Water, L/kg 450
48

Common Calculations

Stiffness to Weight: Axial, points 8.1
13
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
24 to 77
Strength to Weight: Bending, points 23
22 to 48
Thermal Diffusivity, mm2/s 9.5
12
Thermal Shock Resistance, points 67
20 to 65

Alloy Composition

Carbon (C), % 0 to 0.050
0.5 to 0.65
Chromium (Cr), % 0 to 0.2
0.1 to 0.5
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
95.2 to 96.9
Manganese (Mn), % 0
0.6 to 1.0
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 0.030
Silicon (Si), % 0
1.8 to 2.3
Sulfur (S), % 0
0 to 0.030
Vanadium (V), % 0
0.15 to 0.35
Zirconium (Zr), % 91 to 98
0