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EN 1.3963 Alloy vs. ASTM A387 Grade 11 Steel

Both EN 1.3963 alloy and ASTM A387 grade 11 steel are iron alloys. They have 64% of their average alloy composition in common. There are 24 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.3963 alloy and the bottom bar is ASTM A387 grade 11 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 29
25
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
73
Shear Strength, MPa 290
320 to 390
Tensile Strength: Ultimate (UTS), MPa 440
500 to 600
Tensile Strength: Yield (Proof), MPa 310
270 to 350

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1420
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 1.6
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.9
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.8
1.6
Embodied Energy, MJ/kg 66
21
Embodied Water, L/kg 110
53

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
100 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 260
200 to 320
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
18 to 21
Strength to Weight: Bending, points 16
18 to 20
Thermal Shock Resistance, points 110
15 to 18

Alloy Composition

Carbon (C), % 0 to 0.050
0.050 to 0.17
Chromium (Cr), % 0 to 0.25
1.0 to 1.5
Iron (Fe), % 60.5 to 64.9
96.2 to 97.6
Manganese (Mn), % 0 to 0.5
0.4 to 0.65
Molybdenum (Mo), % 0 to 1.0
0.45 to 0.65
Nickel (Ni), % 35 to 37
0
Phosphorus (P), % 0 to 0.030
0 to 0.025
Silicon (Si), % 0 to 0.5
0.5 to 0.8
Sulfur (S), % 0.1 to 0.2
0 to 0.025