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EN 1.3961 Alloy vs. SAE-AISI 1080 Steel

Both EN 1.3961 alloy and SAE-AISI 1080 steel are iron alloys. They have 63% 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 1.3961 alloy and the bottom bar is SAE-AISI 1080 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 31
11
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
72
Shear Strength, MPa 300
460 to 520
Tensile Strength: Ultimate (UTS), MPa 450
770 to 870
Tensile Strength: Yield (Proof), MPa 310
480 to 590

Thermal Properties

Latent Heat of Fusion, J/g 270
250
Melting Completion (Liquidus), °C 1430
1450
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
1.8
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
80 to 84
Resilience: Unit (Modulus of Resilience), kJ/m3 250
610 to 920
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
27 to 31
Strength to Weight: Bending, points 16
24 to 26
Thermal Shock Resistance, points 130
25 to 29

Alloy Composition

Carbon (C), % 0 to 0.050
0.75 to 0.88
Chromium (Cr), % 0 to 0.25
0
Iron (Fe), % 60.7 to 65
98.1 to 98.7
Manganese (Mn), % 0 to 0.5
0.6 to 0.9
Molybdenum (Mo), % 0 to 1.0
0
Nickel (Ni), % 35 to 37
0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.020
0 to 0.050