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Nickel 693 vs. EN 1.3975 Stainless Steel

Nickel 693 belongs to the nickel alloys classification, while EN 1.3975 stainless steel belongs to the iron alloys. They have a modest 31% of their average alloy composition in common, which, by itself, doesn't mean much. There are 25 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is nickel 693 and the bottom bar is EN 1.3975 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Elongation at Break, % 34
27
Fatigue Strength, MPa 230
230
Poisson's Ratio 0.28
0.28
Shear Modulus, GPa 76
76
Tensile Strength: Ultimate (UTS), MPa 660
660
Tensile Strength: Yield (Proof), MPa 310
320

Thermal Properties

Latent Heat of Fusion, J/g 330
340
Maximum Temperature: Mechanical, °C 1010
910
Melting Completion (Liquidus), °C 1350
1360
Melting Onset (Solidus), °C 1310
1320
Specific Heat Capacity, J/kg-K 480
500
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 60
15
Density, g/cm3 8.1
7.5
Embodied Carbon, kg CO2/kg material 9.9
3.3
Embodied Energy, MJ/kg 140
47
Embodied Water, L/kg 320
150

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 190
150
Resilience: Unit (Modulus of Resilience), kJ/m3 250
270
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
26
Strength to Weight: Axial, points 23
24
Strength to Weight: Bending, points 21
22
Thermal Shock Resistance, points 19
15

Alloy Composition

Aluminum (Al), % 2.5 to 4.0
0
Carbon (C), % 0 to 0.15
0 to 0.050
Chromium (Cr), % 27 to 31
16 to 18
Copper (Cu), % 0 to 0.5
0
Iron (Fe), % 2.5 to 6.0
58.2 to 65.4
Manganese (Mn), % 0 to 1.0
7.0 to 9.0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 53.3 to 67.5
8.0 to 9.0
Niobium (Nb), % 0.5 to 2.5
0
Nitrogen (N), % 0
0.080 to 0.18
Phosphorus (P), % 0
0 to 0.045
Silicon (Si), % 0 to 0.5
3.5 to 4.5
Sulfur (S), % 0 to 0.010
0 to 0.030
Titanium (Ti), % 0 to 1.0
0