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R60706 Alloy vs. AWS E630

R60706 alloy belongs to the otherwise unclassified metals classification, while AWS E630 belongs to the iron alloys. There are 17 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 AWS E630.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 98
190
Elongation at Break, % 16
8.0
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 37
76
Tensile Strength: Ultimate (UTS), MPa 580
1040

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Specific Heat Capacity, J/kg-K 270
470
Thermal Conductivity, W/m-K 17
17
Thermal Expansion, µm/m-K 6.3
14

Otherwise Unclassified Properties

Density, g/cm3 6.7
7.8
Embodied Water, L/kg 450
140

Common Calculations

Stiffness to Weight: Axial, points 8.1
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 24
37
Strength to Weight: Bending, points 23
29
Thermal Diffusivity, mm2/s 9.5
4.5
Thermal Shock Resistance, points 67
28

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.050
Chromium (Cr), % 0 to 0.2
16 to 16.8
Copper (Cu), % 0
3.3 to 4.0
Hafnium (Hf), % 0 to 4.5
0
Hydrogen (H), % 0 to 0.0050
0
Iron (Fe), % 0 to 0.2
71.6 to 75.9
Manganese (Mn), % 0
0.25 to 0.75
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 0
4.5 to 5.0
Niobium (Nb), % 2.0 to 3.0
0.15 to 0.3
Nitrogen (N), % 0 to 0.025
0
Oxygen (O), % 0 to 0.16
0
Phosphorus (P), % 0
0 to 0.040
Silicon (Si), % 0
0 to 0.75
Sulfur (S), % 0
0 to 0.030
Zirconium (Zr), % 91 to 98
0