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EN 1.3963 Alloy vs. AISI 317 Stainless Steel

Both EN 1.3963 alloy and AISI 317 stainless steel are iron alloys. They have 77% 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 AISI 317 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Elongation at Break, % 29
35 to 55
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
79
Shear Strength, MPa 290
420 to 470
Tensile Strength: Ultimate (UTS), MPa 440
580 to 710
Tensile Strength: Yield (Proof), MPa 310
250 to 420

Thermal Properties

Latent Heat of Fusion, J/g 270
290
Melting Completion (Liquidus), °C 1430
1400
Melting Onset (Solidus), °C 1390
1380
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 1.6
17

Otherwise Unclassified Properties

Base Metal Price, % relative 25
21
Density, g/cm3 8.2
7.9
Embodied Carbon, kg CO2/kg material 4.8
4.3
Embodied Energy, MJ/kg 66
59
Embodied Water, L/kg 110
160

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
210 to 260
Resilience: Unit (Modulus of Resilience), kJ/m3 260
150 to 430
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 15
20 to 25
Strength to Weight: Bending, points 16
20 to 22
Thermal Shock Resistance, points 110
12 to 15

Alloy Composition

Carbon (C), % 0 to 0.050
0 to 0.080
Chromium (Cr), % 0 to 0.25
18 to 20
Iron (Fe), % 60.5 to 64.9
58 to 68
Manganese (Mn), % 0 to 0.5
0 to 2.0
Molybdenum (Mo), % 0 to 1.0
3.0 to 4.0
Nickel (Ni), % 35 to 37
11 to 15
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.030
0 to 0.045
Silicon (Si), % 0 to 0.5
0 to 0.75
Sulfur (S), % 0.1 to 0.2
0 to 0.030