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EN 1.3963 Alloy vs. EN 1.7380 Steel

Both EN 1.3963 alloy and EN 1.7380 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 (9, in this case) are not shown.

For each property being compared, the top bar is EN 1.3963 alloy and the bottom bar is EN 1.7380 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 29
19 to 20
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
74
Shear Strength, MPa 290
330 to 350
Tensile Strength: Ultimate (UTS), MPa 440
540 to 550
Tensile Strength: Yield (Proof), MPa 310
290 to 330

Thermal Properties

Latent Heat of Fusion, J/g 270
260
Melting Completion (Liquidus), °C 1430
1470
Melting Onset (Solidus), °C 1390
1430
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 1.6
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
3.8
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.8
1.8
Embodied Energy, MJ/kg 66
23
Embodied Water, L/kg 110
59

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
87 to 98
Resilience: Unit (Modulus of Resilience), kJ/m3 260
230 to 280
Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 15
19 to 20
Strength to Weight: Bending, points 16
19
Thermal Shock Resistance, points 110
15 to 16

Alloy Composition

Carbon (C), % 0 to 0.050
0.080 to 0.14
Chromium (Cr), % 0 to 0.25
2.0 to 2.5
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 60.5 to 64.9
94.6 to 96.6
Manganese (Mn), % 0 to 0.5
0.4 to 0.8
Molybdenum (Mo), % 0 to 1.0
0.9 to 1.1
Nickel (Ni), % 35 to 37
0
Nitrogen (N), % 0
0 to 0.012
Phosphorus (P), % 0 to 0.030
0 to 0.020
Silicon (Si), % 0 to 0.5
0 to 0.5
Sulfur (S), % 0.1 to 0.2
0 to 0.010