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Nickel 30 vs. EN 1.7725 Steel

Nickel 30 belongs to the nickel alloys classification, while EN 1.7725 steel belongs to the iron alloys. There are 29 material properties with values for both materials. Properties with values for just one material (4, in this case) are not shown.

For each property being compared, the top bar is nickel 30 and the bottom bar is EN 1.7725 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 210
190
Elongation at Break, % 34
14
Fatigue Strength, MPa 200
390 to 550
Poisson's Ratio 0.28
0.29
Shear Modulus, GPa 82
73
Tensile Strength: Ultimate (UTS), MPa 660
830 to 1000
Tensile Strength: Yield (Proof), MPa 270
610 to 860

Thermal Properties

Latent Heat of Fusion, J/g 320
250
Maximum Temperature: Mechanical, °C 1020
440
Melting Completion (Liquidus), °C 1480
1460
Melting Onset (Solidus), °C 1430
1420
Specific Heat Capacity, J/kg-K 450
470
Thermal Conductivity, W/m-K 10
39
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.5
7.4
Electrical Conductivity: Equal Weight (Specific), % IACS 1.6
8.6

Otherwise Unclassified Properties

Base Metal Price, % relative 60
2.9
Density, g/cm3 8.5
7.8
Embodied Carbon, kg CO2/kg material 9.4
1.8
Embodied Energy, MJ/kg 130
24
Embodied Water, L/kg 290
54

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 180
110 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 180
980 to 1940
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 22
29 to 35
Strength to Weight: Bending, points 20
25 to 28
Thermal Diffusivity, mm2/s 2.7
11
Thermal Shock Resistance, points 18
24 to 29

Alloy Composition

Carbon (C), % 0 to 0.030
0.27 to 0.34
Chromium (Cr), % 28 to 31.5
1.3 to 1.7
Cobalt (Co), % 0 to 5.0
0
Copper (Cu), % 1.0 to 2.4
0
Iron (Fe), % 13 to 17
95.7 to 97.5
Manganese (Mn), % 0 to 0.030
0.6 to 1.0
Molybdenum (Mo), % 4.0 to 6.0
0.3 to 0.5
Nickel (Ni), % 30.2 to 52.2
0
Niobium (Nb), % 0.3 to 1.5
0
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 0.8
0 to 0.6
Sulfur (S), % 0 to 0.020
0 to 0.030
Tungsten (W), % 1.5 to 4.0
0
Vanadium (V), % 0
0.050 to 0.15