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EN 1.3961 Alloy vs. SAE-AISI 4028 Steel

Both EN 1.3961 alloy and SAE-AISI 4028 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 (7, 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 4028 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 31
14 to 23
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
73
Shear Strength, MPa 300
310 to 380
Tensile Strength: Ultimate (UTS), MPa 450
490 to 630
Tensile Strength: Yield (Proof), MPa 310
260 to 520

Thermal Properties

Latent Heat of Fusion, J/g 270
250
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 1.3
12

Otherwise Unclassified Properties

Base Metal Price, % relative 25
2.1
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.8
1.5
Embodied Energy, MJ/kg 66
19
Embodied Water, L/kg 110
47

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
81 to 95
Resilience: Unit (Modulus of Resilience), kJ/m3 250
180 to 720
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
17 to 22
Strength to Weight: Bending, points 16
18 to 21
Thermal Shock Resistance, points 130
16 to 20

Alloy Composition

Carbon (C), % 0 to 0.050
0.25 to 0.3
Chromium (Cr), % 0 to 0.25
0
Iron (Fe), % 60.7 to 65
98.1 to 98.7
Manganese (Mn), % 0 to 0.5
0.7 to 0.9
Molybdenum (Mo), % 0 to 1.0
0.2 to 0.3
Nickel (Ni), % 35 to 37
0
Phosphorus (P), % 0 to 0.030
0 to 0.035
Silicon (Si), % 0 to 0.5
0.15 to 0.35
Sulfur (S), % 0 to 0.020
0.035 to 0.050