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EN 1.3967 Stainless Steel vs. Nickel 725

EN 1.3967 stainless steel belongs to the iron alloys classification, while nickel 725 belongs to the nickel alloys. They have 49% of their average alloy composition in common. There are 25 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is EN 1.3967 stainless steel and the bottom bar is nickel 725.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 22
34
Fatigue Strength, MPa 240
260
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 79
78
Tensile Strength: Ultimate (UTS), MPa 690
860
Tensile Strength: Yield (Proof), MPa 350
350

Thermal Properties

Latent Heat of Fusion, J/g 300
320
Maximum Temperature: Mechanical, °C 1070
980
Melting Completion (Liquidus), °C 1430
1340
Melting Onset (Solidus), °C 1380
1270
Specific Heat Capacity, J/kg-K 470
440
Thermal Expansion, µm/m-K 16
13

Otherwise Unclassified Properties

Base Metal Price, % relative 25
75
Density, g/cm3 7.9
8.5
Embodied Carbon, kg CO2/kg material 4.8
13
Embodied Energy, MJ/kg 66
190
Embodied Water, L/kg 180
270

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 130
240
Resilience: Unit (Modulus of Resilience), kJ/m3 310
300
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 24
28
Strength to Weight: Bending, points 22
24
Thermal Shock Resistance, points 15
23

Alloy Composition

Aluminum (Al), % 0
0 to 0.35
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 20 to 21.5
19 to 22.5
Iron (Fe), % 50.3 to 57.8
2.3 to 15.3
Manganese (Mn), % 4.0 to 6.0
0 to 0.35
Molybdenum (Mo), % 3.0 to 3.5
7.0 to 9.5
Nickel (Ni), % 15 to 17
55 to 59
Niobium (Nb), % 0 to 0.25
2.8 to 4.0
Nitrogen (N), % 0.2 to 0.35
0
Phosphorus (P), % 0 to 0.025
0 to 0.015
Silicon (Si), % 0 to 1.0
0 to 0.2
Sulfur (S), % 0 to 0.010
0 to 0.010
Titanium (Ti), % 0
1.0 to 1.7