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Grade M30H Nickel vs. Nickel 689

Both grade M30H nickel and nickel 689 are nickel alloys. They have 57% of their average alloy composition in common. There are 25 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 grade M30H nickel and the bottom bar is nickel 689.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
210
Elongation at Break, % 11
23
Fatigue Strength, MPa 230
420
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 61
80
Tensile Strength: Ultimate (UTS), MPa 770
1250
Tensile Strength: Yield (Proof), MPa 470
690

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Maximum Temperature: Mechanical, °C 900
990
Melting Completion (Liquidus), °C 1250
1440
Melting Onset (Solidus), °C 1200
1390
Specific Heat Capacity, J/kg-K 440
450
Thermal Expansion, µm/m-K 13
12

Otherwise Unclassified Properties

Base Metal Price, % relative 50
70
Density, g/cm3 8.6
8.5
Embodied Carbon, kg CO2/kg material 7.7
11
Embodied Energy, MJ/kg 110
150
Embodied Water, L/kg 250
330

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 75
240
Resilience: Unit (Modulus of Resilience), kJ/m3 700
1170
Stiffness to Weight: Axial, points 10
14
Stiffness to Weight: Bending, points 21
23
Strength to Weight: Axial, points 25
41
Strength to Weight: Bending, points 22
30
Thermal Shock Resistance, points 27
35

Alloy Composition

Aluminum (Al), % 0
0.75 to 1.3
Boron (B), % 0
0.0030 to 0.010
Carbon (C), % 0 to 0.3
0.1 to 0.2
Chromium (Cr), % 0
18 to 20
Cobalt (Co), % 0
9.0 to 11
Copper (Cu), % 27 to 33
0
Iron (Fe), % 0 to 3.5
0 to 5.0
Manganese (Mn), % 0 to 1.5
0 to 0.5
Molybdenum (Mo), % 0
9.0 to 10.5
Nickel (Ni), % 57.9 to 70.3
48.3 to 60.9
Phosphorus (P), % 0 to 0.030
0 to 0.015
Silicon (Si), % 2.7 to 3.7
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015
Titanium (Ti), % 0
2.3 to 2.8