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Nickel 625 vs. EN 1.3558 Steel

Nickel 625 belongs to the nickel alloys classification, while EN 1.3558 steel belongs to the iron alloys. 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 nickel 625 and the bottom bar is EN 1.3558 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
210
Poisson's Ratio 0.29
0.29
Shear Modulus, GPa 79
80
Tensile Strength: Ultimate (UTS), MPa 790 to 910
770

Thermal Properties

Latent Heat of Fusion, J/g 330
240
Maximum Temperature: Mechanical, °C 980
490
Melting Completion (Liquidus), °C 1350
1810
Melting Onset (Solidus), °C 1290
1760
Specific Heat Capacity, J/kg-K 440
410
Thermal Conductivity, W/m-K 11
20
Thermal Expansion, µm/m-K 13
12

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
13
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
12

Otherwise Unclassified Properties

Base Metal Price, % relative 80
45
Density, g/cm3 8.6
9.3
Embodied Carbon, kg CO2/kg material 14
8.4
Embodied Energy, MJ/kg 190
130
Embodied Water, L/kg 290
90

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 23
21
Strength to Weight: Axial, points 26 to 29
23
Strength to Weight: Bending, points 22 to 24
20
Thermal Diffusivity, mm2/s 2.9
5.3
Thermal Shock Resistance, points 22 to 25
22

Alloy Composition

Aluminum (Al), % 0 to 0.4
0
Carbon (C), % 0 to 0.1
0.7 to 0.8
Chromium (Cr), % 20 to 23
3.9 to 4.3
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0 to 5.0
73.7 to 77.6
Manganese (Mn), % 0 to 0.5
0 to 0.4
Molybdenum (Mo), % 8.0 to 10
0 to 0.6
Nickel (Ni), % 58 to 68.9
0
Niobium (Nb), % 3.2 to 4.2
0
Phosphorus (P), % 0 to 0.015
0 to 0.025
Silicon (Si), % 0 to 0.5
0 to 0.4
Sulfur (S), % 0 to 0.015
0 to 0.015
Titanium (Ti), % 0 to 0.4
0
Tungsten (W), % 0
17.5 to 19
Vanadium (V), % 0
1.0 to 1.3