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SAE-AISI T4 Steel vs. EN 1.3963 Alloy

Both SAE-AISI T4 steel and EN 1.3963 alloy are iron alloys. They have 64% of their average alloy composition in common. There are 19 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 SAE-AISI T4 steel and the bottom bar is EN 1.3963 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 80
72
Tensile Strength: Ultimate (UTS), MPa 800 to 2140
440

Thermal Properties

Latent Heat of Fusion, J/g 250
270
Melting Completion (Liquidus), °C 1810
1430
Melting Onset (Solidus), °C 1750
1390
Specific Heat Capacity, J/kg-K 410
460
Thermal Expansion, µm/m-K 12
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 55
25
Density, g/cm3 9.4
8.2
Embodied Carbon, kg CO2/kg material 8.5
4.8
Embodied Energy, MJ/kg 130
66
Embodied Water, L/kg 120
110

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 24 to 64
15
Strength to Weight: Bending, points 20 to 39
16
Thermal Shock Resistance, points 24 to 64
110

Alloy Composition

Carbon (C), % 0.7 to 0.8
0 to 0.050
Chromium (Cr), % 3.8 to 4.5
0 to 0.25
Cobalt (Co), % 4.3 to 5.8
0
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 66.3 to 72.3
60.5 to 64.9
Manganese (Mn), % 0.1 to 0.4
0 to 0.5
Molybdenum (Mo), % 0.4 to 1.0
0 to 1.0
Nickel (Ni), % 0 to 0.3
35 to 37
Phosphorus (P), % 0 to 0.030
0 to 0.030
Silicon (Si), % 0.2 to 0.4
0 to 0.5
Sulfur (S), % 0 to 0.030
0.1 to 0.2
Tungsten (W), % 17.5 to 19
0
Vanadium (V), % 0.8 to 1.2
0