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EN 1.3963 Alloy vs. EN 1.4740 Stainless Steel

Both EN 1.3963 alloy and EN 1.4740 stainless steel are iron alloys. They have 64% of their average alloy composition in common. There are 16 material properties with values for both materials. Properties with values for just one material (16, 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 1.4740 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 29
22
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
77

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1390
1370
Specific Heat Capacity, J/kg-K 460
490
Thermal Expansion, µm/m-K 1.6
10

Otherwise Unclassified Properties

Base Metal Price, % relative 25
9.5
Density, g/cm3 8.2
7.6
Embodied Carbon, kg CO2/kg material 4.8
2.3
Embodied Energy, MJ/kg 66
32
Embodied Water, L/kg 110
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25

Alloy Composition

Carbon (C), % 0 to 0.050
0.3 to 0.5
Chromium (Cr), % 0 to 0.25
16 to 19
Iron (Fe), % 60.5 to 64.9
75.4 to 82.7
Manganese (Mn), % 0 to 0.5
0 to 1.0
Molybdenum (Mo), % 0 to 1.0
0 to 0.5
Nickel (Ni), % 35 to 37
0 to 1.0
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
1.0 to 2.5
Sulfur (S), % 0.1 to 0.2
0 to 0.030