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Solution Annealed ASTM B540 vs. EN 1.4606 +AT Steel

Solution annealed ASTM B540 belongs to the otherwise unclassified metals classification, while EN 1.4606 +AT steel belongs to the iron alloys. There are 23 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 solution annealed ASTM B540 and the bottom bar is EN 1.4606 +AT steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 110
190
Elongation at Break, % 14
39
Fatigue Strength, MPa 350
240
Poisson's Ratio 0.38
0.29
Shear Modulus, GPa 39
75
Shear Strength, MPa 500
410
Tensile Strength: Ultimate (UTS), MPa 830
600
Tensile Strength: Yield (Proof), MPa 620
280

Thermal Properties

Latent Heat of Fusion, J/g 140
300
Melting Completion (Liquidus), °C 1220
1430
Melting Onset (Solidus), °C 1020
1380
Specific Heat Capacity, J/kg-K 240
470
Thermal Expansion, µm/m-K 14
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 4.9
1.9
Electrical Conductivity: Equal Weight (Specific), % IACS 3.5
2.2

Otherwise Unclassified Properties

Density, g/cm3 13
7.9

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 100
190
Resilience: Unit (Modulus of Resilience), kJ/m3 1790
200
Stiffness to Weight: Axial, points 4.7
14
Stiffness to Weight: Bending, points 12
24
Strength to Weight: Axial, points 18
21
Strength to Weight: Bending, points 15
20
Thermal Shock Resistance, points 41
21

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Boron (B), % 0
0.0010 to 0.010
Carbon (C), % 0
0 to 0.080
Chromium (Cr), % 0
13 to 16
Copper (Cu), % 13.5 to 14.5
0
Gold (Au), % 9.5 to 10.5
0
Iron (Fe), % 0
49.2 to 59
Manganese (Mn), % 0
1.0 to 2.0
Molybdenum (Mo), % 0
1.0 to 1.5
Nickel (Ni), % 0
24 to 27
Palladium (Pd), % 34 to 36
0
Phosphorus (P), % 0
0 to 0.025
Platinum (Pt), % 9.5 to 10.5
0
Silicon (Si), % 0
0 to 1.0
Silver (Ag), % 29 to 31
0
Sulfur (S), % 0
0 to 0.015
Titanium (Ti), % 0
1.9 to 2.3
Vanadium (V), % 0
0.1 to 0.5
Zinc (Zn), % 0.8 to 1.2
0
Residuals, % 0 to 0.3
0