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Nickel 725 vs. EN 1.5701 Steel

Nickel 725 belongs to the nickel alloys classification, while EN 1.5701 steel belongs to the iron alloys. There are 22 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 nickel 725 and the bottom bar is EN 1.5701 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
190
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 78
73
Tensile Strength: Ultimate (UTS), MPa 860
430 to 1300

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 980
410
Melting Completion (Liquidus), °C 1340
1460
Melting Onset (Solidus), °C 1270
1420
Specific Heat Capacity, J/kg-K 440
470
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.2
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
8.3

Otherwise Unclassified Properties

Base Metal Price, % relative 75
2.4
Density, g/cm3 8.5
7.9
Embodied Carbon, kg CO2/kg material 13
1.5
Embodied Energy, MJ/kg 190
19
Embodied Water, L/kg 270
49

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 28
15 to 46
Strength to Weight: Bending, points 24
16 to 34
Thermal Shock Resistance, points 23
13 to 38

Alloy Composition

Aluminum (Al), % 0 to 0.35
0
Carbon (C), % 0 to 0.030
0.090 to 0.15
Chromium (Cr), % 19 to 22.5
0.4 to 0.7
Copper (Cu), % 0
0 to 0.25
Iron (Fe), % 2.3 to 15.3
97.2 to 98.7
Manganese (Mn), % 0 to 0.35
0.3 to 0.6
Molybdenum (Mo), % 7.0 to 9.5
0
Nickel (Ni), % 55 to 59
0.5 to 0.8
Niobium (Nb), % 2.8 to 4.0
0
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.2
0 to 0.3
Sulfur (S), % 0 to 0.010
0 to 0.025
Titanium (Ti), % 1.0 to 1.7
0