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Grade M30C Nickel vs. Nickel 690

Both grade M30C nickel and nickel 690 are nickel alloys. They have 65% 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 grade M30C nickel and the bottom bar is nickel 690.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 160
200
Elongation at Break, % 29
3.4 to 34
Fatigue Strength, MPa 170
180 to 300
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 61
79
Tensile Strength: Ultimate (UTS), MPa 510
640 to 990
Tensile Strength: Yield (Proof), MPa 250
250 to 760

Thermal Properties

Latent Heat of Fusion, J/g 290
320
Maximum Temperature: Mechanical, °C 900
1010
Melting Completion (Liquidus), °C 1290
1380
Melting Onset (Solidus), °C 1240
1340
Specific Heat Capacity, J/kg-K 430
470
Thermal Conductivity, W/m-K 22
14
Thermal Expansion, µm/m-K 13
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 3.3
1.5
Electrical Conductivity: Equal Weight (Specific), % IACS 3.4
1.6

Otherwise Unclassified Properties

Base Metal Price, % relative 60
50
Density, g/cm3 8.8
8.3
Embodied Carbon, kg CO2/kg material 9.5
8.2
Embodied Energy, MJ/kg 140
120
Embodied Water, L/kg 250
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 120
31 to 170
Resilience: Unit (Modulus of Resilience), kJ/m3 200
160 to 1440
Stiffness to Weight: Axial, points 10
13
Stiffness to Weight: Bending, points 21
24
Strength to Weight: Axial, points 16
21 to 33
Strength to Weight: Bending, points 16
20 to 27
Thermal Diffusivity, mm2/s 5.7
3.5
Thermal Shock Resistance, points 18
16 to 25

Alloy Composition

Carbon (C), % 0 to 0.3
0 to 0.050
Chromium (Cr), % 0
27 to 31
Copper (Cu), % 26 to 33
0 to 0.5
Iron (Fe), % 0 to 3.5
7.0 to 11
Manganese (Mn), % 0 to 1.5
0 to 0.5
Nickel (Ni), % 56.6 to 72
58 to 66
Niobium (Nb), % 1.0 to 3.0
0
Phosphorus (P), % 0 to 0.030
0
Silicon (Si), % 1.0 to 2.0
0 to 0.5
Sulfur (S), % 0 to 0.030
0 to 0.015