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Grade M30H Nickel vs. Nickel 693

Both grade M30H nickel and nickel 693 are nickel alloys. They have 63% of their average alloy composition in common. There are 27 material properties with values for both materials. Properties with values for just one material (3, in this case) are not shown.

For each property being compared, the top bar is grade M30H nickel and the bottom bar is nickel 693.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 11
34
Fatigue Strength, MPa 230
230
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
76
Tensile Strength: Ultimate (UTS), MPa 770
660
Tensile Strength: Yield (Proof), MPa 470
310

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Maximum Temperature: Mechanical, °C 900
1010
Melting Completion (Liquidus), °C 1250
1350
Melting Onset (Solidus), °C 1200
1310
Specific Heat Capacity, J/kg-K 440
480
Thermal Conductivity, W/m-K 22
9.1
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 50
60
Density, g/cm3 8.6
8.1
Embodied Carbon, kg CO2/kg material 7.7
9.9
Embodied Energy, MJ/kg 110
140
Embodied Water, L/kg 250
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 75
190
Resilience: Unit (Modulus of Resilience), kJ/m3 700
250
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 25
23
Strength to Weight: Bending, points 22
21
Thermal Diffusivity, mm2/s 5.7
2.3
Thermal Shock Resistance, points 27
19

Alloy Composition

Aluminum (Al), % 0
2.5 to 4.0
Carbon (C), % 0 to 0.3
0 to 0.15
Chromium (Cr), % 0
27 to 31
Copper (Cu), % 27 to 33
0 to 0.5
Iron (Fe), % 0 to 3.5
2.5 to 6.0
Manganese (Mn), % 0 to 1.5
0 to 1.0
Nickel (Ni), % 57.9 to 70.3
53.3 to 67.5
Niobium (Nb), % 0
0.5 to 2.5
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 2.7 to 3.7
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.010
Titanium (Ti), % 0
0 to 1.0