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AISI 303 Stainless Steel vs. EN 1.3963 Alloy

Both AISI 303 stainless steel and EN 1.3963 alloy are iron alloys. They have 73% 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 AISI 303 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, % 40 to 51
29
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 77
72
Shear Strength, MPa 430 to 470
290
Tensile Strength: Ultimate (UTS), MPa 600 to 690
440
Tensile Strength: Yield (Proof), MPa 230 to 420
310

Thermal Properties

Latent Heat of Fusion, J/g 290
270
Melting Completion (Liquidus), °C 1450
1430
Melting Onset (Solidus), °C 1400
1390
Specific Heat Capacity, J/kg-K 480
460
Thermal Expansion, µm/m-K 17
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 15
25
Density, g/cm3 7.8
8.2
Embodied Carbon, kg CO2/kg material 3.0
4.8
Embodied Energy, MJ/kg 42
66
Embodied Water, L/kg 140
110

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 140 to 440
260
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 21 to 25
15
Strength to Weight: Bending, points 20 to 22
16
Thermal Shock Resistance, points 13 to 15
110

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.050
Chromium (Cr), % 17 to 19
0 to 0.25
Iron (Fe), % 67.3 to 74.9
60.5 to 64.9
Manganese (Mn), % 0 to 2.0
0 to 0.5
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 8.0 to 10
35 to 37
Phosphorus (P), % 0 to 0.2
0 to 0.030
Silicon (Si), % 0 to 1.0
0 to 0.5
Sulfur (S), % 0.15 to 0.35
0.1 to 0.2