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EN 1.3961 Alloy vs. ASTM Grade LCA Steel

Both EN 1.3961 alloy and ASTM grade LCA steel are iron alloys. They have 64% of their average alloy composition in common. There are 23 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 1.3961 alloy and the bottom bar is ASTM grade LCA steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 31
27
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
72
Tensile Strength: Ultimate (UTS), MPa 450
500
Tensile Strength: Yield (Proof), MPa 310
230

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1390
1410
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 1.3
12

Otherwise Unclassified Properties

Base Metal Price, % relative 25
1.9
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.8
1.4
Embodied Energy, MJ/kg 66
19
Embodied Water, L/kg 110
46

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
110
Resilience: Unit (Modulus of Resilience), kJ/m3 250
150
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
18
Strength to Weight: Bending, points 16
18
Thermal Shock Resistance, points 130
16

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.25
Chromium (Cr), % 0 to 0.25
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 60.7 to 65
96.9 to 100
Manganese (Mn), % 0 to 0.5
0 to 0.7
Molybdenum (Mo), % 0 to 1.0
0 to 0.2
Nickel (Ni), % 35 to 37
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.045
Residuals, % 0
0 to 1.0