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Nickel 625 vs. Grade M30H Nickel

Both nickel 625 and grade M30H nickel are nickel alloys. They have 66% of their average alloy composition in common. There are 29 material properties with values for both materials. Properties with values for just one material (2, in this case) are not shown.

For each property being compared, the top bar is nickel 625 and the bottom bar is grade M30H nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
160
Elongation at Break, % 33 to 34
11
Fatigue Strength, MPa 240 to 320
230
Poisson's Ratio 0.29
0.32
Shear Modulus, GPa 79
61
Tensile Strength: Ultimate (UTS), MPa 790 to 910
770
Tensile Strength: Yield (Proof), MPa 320 to 450
470

Thermal Properties

Latent Heat of Fusion, J/g 330
320
Maximum Temperature: Mechanical, °C 980
900
Melting Completion (Liquidus), °C 1350
1250
Melting Onset (Solidus), °C 1290
1200
Specific Heat Capacity, J/kg-K 440
440
Thermal Conductivity, W/m-K 11
22
Thermal Expansion, µm/m-K 13
13

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.3
3.3
Electrical Conductivity: Equal Weight (Specific), % IACS 1.4
3.4

Otherwise Unclassified Properties

Base Metal Price, % relative 80
50
Density, g/cm3 8.6
8.6
Embodied Carbon, kg CO2/kg material 14
7.7
Embodied Energy, MJ/kg 190
110
Embodied Water, L/kg 290
250

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 220 to 250
75
Resilience: Unit (Modulus of Resilience), kJ/m3 260 to 490
700
Stiffness to Weight: Axial, points 13
10
Stiffness to Weight: Bending, points 23
21
Strength to Weight: Axial, points 26 to 29
25
Strength to Weight: Bending, points 22 to 24
22
Thermal Diffusivity, mm2/s 2.9
5.7
Thermal Shock Resistance, points 22 to 25
27

Alloy Composition

Aluminum (Al), % 0 to 0.4
0
Carbon (C), % 0 to 0.1
0 to 0.3
Chromium (Cr), % 20 to 23
0
Cobalt (Co), % 0 to 1.0
0
Copper (Cu), % 0
27 to 33
Iron (Fe), % 0 to 5.0
0 to 3.5
Manganese (Mn), % 0 to 0.5
0 to 1.5
Molybdenum (Mo), % 8.0 to 10
0
Nickel (Ni), % 58 to 68.9
57.9 to 70.3
Niobium (Nb), % 3.2 to 4.2
0
Phosphorus (P), % 0 to 0.015
0 to 0.030
Silicon (Si), % 0 to 0.5
2.7 to 3.7
Sulfur (S), % 0 to 0.015
0 to 0.030
Titanium (Ti), % 0 to 0.4
0