MakeItFrom.com
Menu (ESC)

Nickel 725 vs. S44535 Stainless Steel

Nickel 725 belongs to the nickel alloys classification, while S44535 stainless steel belongs to the iron alloys. They have a modest 30% of their average alloy composition in common, which, by itself, doesn't mean much. There are 28 material properties with values for both materials. Properties with values for just one material (7, in this case) are not shown.

For each property being compared, the top bar is nickel 725 and the bottom bar is S44535 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 34
28
Fatigue Strength, MPa 260
210
Poisson's Ratio 0.29
0.27
Shear Modulus, GPa 78
78
Shear Strength, MPa 580
290
Tensile Strength: Ultimate (UTS), MPa 860
450
Tensile Strength: Yield (Proof), MPa 350
290

Thermal Properties

Latent Heat of Fusion, J/g 320
290
Maximum Temperature: Mechanical, °C 980
1000
Melting Completion (Liquidus), °C 1340
1430
Melting Onset (Solidus), °C 1270
1390
Specific Heat Capacity, J/kg-K 440
480
Thermal Expansion, µm/m-K 13
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
2.6
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
3.1

Otherwise Unclassified Properties

Base Metal Price, % relative 75
11
Density, g/cm3 8.5
7.7
Embodied Carbon, kg CO2/kg material 13
2.4
Embodied Energy, MJ/kg 190
34
Embodied Water, L/kg 270
140

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 240
110
Resilience: Unit (Modulus of Resilience), kJ/m3 300
200
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 28
16
Strength to Weight: Bending, points 24
17
Thermal Shock Resistance, points 23
15

Alloy Composition

Aluminum (Al), % 0 to 0.35
0 to 0.5
Carbon (C), % 0 to 0.030
0 to 0.030
Chromium (Cr), % 19 to 22.5
20 to 24
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 2.3 to 15.3
73.2 to 79.6
Lanthanum (La), % 0
0.040 to 0.2
Manganese (Mn), % 0 to 0.35
0.3 to 0.8
Molybdenum (Mo), % 7.0 to 9.5
0
Nickel (Ni), % 55 to 59
0
Niobium (Nb), % 2.8 to 4.0
0
Phosphorus (P), % 0 to 0.015
0 to 0.050
Silicon (Si), % 0 to 0.2
0 to 0.5
Sulfur (S), % 0 to 0.010
0 to 0.020
Titanium (Ti), % 1.0 to 1.7
0.030 to 0.2