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EN 1.3963 Alloy vs. AISI 420 Stainless Steel

Both EN 1.3963 alloy and AISI 420 stainless 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 (10, in this case) are not shown.

For each property being compared, the top bar is EN 1.3963 alloy and the bottom bar is AISI 420 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Elongation at Break, % 29
8.0 to 15
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
76
Shear Strength, MPa 290
420 to 1010
Tensile Strength: Ultimate (UTS), MPa 440
690 to 1720
Tensile Strength: Yield (Proof), MPa 310
380 to 1310

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1430
1510
Melting Onset (Solidus), °C 1390
1450
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 1.6
10

Otherwise Unclassified Properties

Base Metal Price, % relative 25
7.5
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 4.8
2.0
Embodied Energy, MJ/kg 66
28
Embodied Water, L/kg 110
100

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
88 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 260
380 to 4410
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
25 to 62
Strength to Weight: Bending, points 16
22 to 41
Thermal Shock Resistance, points 110
25 to 62

Alloy Composition

Carbon (C), % 0 to 0.050
0.15 to 0.4
Chromium (Cr), % 0 to 0.25
12 to 14
Iron (Fe), % 60.5 to 64.9
82.3 to 87.9
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 0.75
Phosphorus (P), % 0 to 0.030
0 to 0.040
Silicon (Si), % 0 to 0.5
0 to 1.0
Sulfur (S), % 0.1 to 0.2
0 to 0.030