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AWS ER90S-B9 vs. R05240 Alloy

AWS ER90S-B9 belongs to the iron alloys classification, while R05240 alloy belongs to the otherwise unclassified metals. There are 18 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS ER90S-B9 and the bottom bar is R05240 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
150
Elongation at Break, % 18
25
Poisson's Ratio 0.28
0.36
Shear Modulus, GPa 75
57
Tensile Strength: Ultimate (UTS), MPa 690
270
Tensile Strength: Yield (Proof), MPa 470
170

Thermal Properties

Latent Heat of Fusion, J/g 270
210
Specific Heat Capacity, J/kg-K 470
190
Thermal Expansion, µm/m-K 13
6.8

Otherwise Unclassified Properties

Density, g/cm3 7.8
14
Embodied Water, L/kg 91
460

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
59
Resilience: Unit (Modulus of Resilience), kJ/m3 570
90
Stiffness to Weight: Axial, points 14
6.3
Stiffness to Weight: Bending, points 25
13
Strength to Weight: Axial, points 25
5.4
Strength to Weight: Bending, points 22
6.8
Thermal Shock Resistance, points 19
18

Alloy Composition

Aluminum (Al), % 0 to 0.040
0
Carbon (C), % 0.070 to 0.13
0 to 0.010
Chromium (Cr), % 8.0 to 10.5
0
Copper (Cu), % 0 to 0.2
0
Hydrogen (H), % 0
0 to 0.0015
Iron (Fe), % 84.4 to 90.7
0 to 0.010
Manganese (Mn), % 0 to 1.2
0
Molybdenum (Mo), % 0.85 to 1.2
0 to 0.020
Nickel (Ni), % 0 to 0.8
0 to 0.010
Niobium (Nb), % 0.020 to 0.1
35 to 42
Nitrogen (N), % 0.030 to 0.070
0 to 0.010
Oxygen (O), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.010
0
Silicon (Si), % 0.15 to 0.5
0 to 0.0050
Sulfur (S), % 0 to 0.010
0
Tantalum (Ta), % 0
57.9 to 65
Titanium (Ti), % 0
0 to 0.010
Tungsten (W), % 0
0 to 0.050
Vanadium (V), % 0.15 to 0.3
0
Residuals, % 0 to 0.5
0