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AWS ER80S-B8 vs. R60705 Alloy

AWS ER80S-B8 belongs to the iron alloys classification, while R60705 alloy belongs to the otherwise unclassified metals. There are 20 material properties with values for both materials. Properties with values for just one material (9, in this case) are not shown.

For each property being compared, the top bar is AWS ER80S-B8 and the bottom bar is R60705 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
98
Elongation at Break, % 19
18
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
37
Tensile Strength: Ultimate (UTS), MPa 630
540
Tensile Strength: Yield (Proof), MPa 530
430

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Specific Heat Capacity, J/kg-K 470
270
Thermal Conductivity, W/m-K 26
17
Thermal Expansion, µm/m-K 13
6.3

Otherwise Unclassified Properties

Density, g/cm3 7.8
6.7
Embodied Water, L/kg 89
450

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
90
Resilience: Unit (Modulus of Resilience), kJ/m3 720
950
Stiffness to Weight: Axial, points 14
8.1
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 22
22
Strength to Weight: Bending, points 21
22
Thermal Diffusivity, mm2/s 6.9
9.5
Thermal Shock Resistance, points 17
63

Alloy Composition


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Carbon (C), % 0 to 0.1
0 to 0.050
Chromium (Cr), % 8.0 to 10.5
0 to 0.2
Copper (Cu), % 0 to 0.35
0
Hafnium (Hf), % 0
0 to 4.5
Hydrogen (H), % 0
0 to 0.0050
Iron (Fe), % 85.6 to 90.8
0 to 0.2
Manganese (Mn), % 0.4 to 0.7
0
Molybdenum (Mo), % 0.8 to 1.2
0
Nickel (Ni), % 0 to 0.5
0
Niobium (Nb), % 0
2.0 to 3.0
Nitrogen (N), % 0
0 to 0.025
Oxygen (O), % 0
0 to 0.18
Phosphorus (P), % 0 to 0.025
0
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.025
0
Zirconium (Zr), % 0
91 to 98
Residuals, % 0 to 0.5
0