MakeItFrom.com
Menu (ESC)

Grade N7M Nickel vs. Grade CX2MW Nickel

Both grade N7M nickel and grade CX2MW nickel are nickel alloys. Both are furnished in the heat treated (HT) condition. They have 74% of their average alloy composition in common. There are 25 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 grade N7M nickel and the bottom bar is grade CX2MW nickel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
220
Elongation at Break, % 22
34
Fatigue Strength, MPa 190
260
Poisson's Ratio 0.31
0.29
Shear Modulus, GPa 85
84
Tensile Strength: Ultimate (UTS), MPa 590
620
Tensile Strength: Yield (Proof), MPa 310
350

Thermal Properties

Latent Heat of Fusion, J/g 320
330
Maximum Temperature: Mechanical, °C 900
980
Melting Completion (Liquidus), °C 1650
1550
Melting Onset (Solidus), °C 1590
1490
Specific Heat Capacity, J/kg-K 390
430
Thermal Expansion, µm/m-K 9.9
12

Otherwise Unclassified Properties

Base Metal Price, % relative 75
65
Density, g/cm3 9.3
8.9
Embodied Carbon, kg CO2/kg material 16
12
Embodied Energy, MJ/kg 200
170
Embodied Water, L/kg 270
290

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
180
Resilience: Unit (Modulus of Resilience), kJ/m3 220
290
Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 17
18
Thermal Shock Resistance, points 19
17

Alloy Composition

Carbon (C), % 0 to 0.070
0 to 0.020
Chromium (Cr), % 0 to 1.0
20 to 22.5
Iron (Fe), % 0 to 3.0
2.0 to 6.0
Manganese (Mn), % 0 to 1.0
0 to 1.0
Molybdenum (Mo), % 30 to 33
12.5 to 14.5
Nickel (Ni), % 60.9 to 70
51.3 to 63
Phosphorus (P), % 0 to 0.040
0 to 0.025
Silicon (Si), % 0 to 1.0
0 to 0.8
Sulfur (S), % 0 to 0.030
0 to 0.025
Tungsten (W), % 0
2.5 to 3.5
Vanadium (V), % 0
0 to 0.35