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EN 1.4518 Stainless Steel vs. EN 1.3963 Alloy

Both EN 1.4518 stainless steel and EN 1.3963 alloy are iron alloys. They have 74% of their average alloy composition in common. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.4518 stainless steel and the bottom bar is EN 1.3963 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
29
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 79
72
Tensile Strength: Ultimate (UTS), MPa 490
440
Tensile Strength: Yield (Proof), MPa 210
310

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 470
460
Thermal Expansion, µm/m-K 12
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 20
25
Density, g/cm3 7.9
8.2
Embodied Carbon, kg CO2/kg material 4.0
4.8
Embodied Energy, MJ/kg 55
66
Embodied Water, L/kg 160
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
110
Resilience: Unit (Modulus of Resilience), kJ/m3 100
260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 17
15
Strength to Weight: Bending, points 18
16
Thermal Shock Resistance, points 14
110

Alloy Composition

Carbon (C), % 0 to 0.030
0 to 0.050
Chromium (Cr), % 18 to 20
0 to 0.25
Iron (Fe), % 61.4 to 70
60.5 to 64.9
Manganese (Mn), % 0 to 1.5
0 to 0.5
Molybdenum (Mo), % 3.0 to 3.5
0 to 1.0
Nickel (Ni), % 9.0 to 12
35 to 37
Phosphorus (P), % 0 to 0.040
0 to 0.030
Silicon (Si), % 0 to 1.5
0 to 0.5
Sulfur (S), % 0 to 0.030
0.1 to 0.2