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Grade N7M Nickel vs. C68400 Brass

Grade N7M nickel belongs to the nickel alloys classification, while C68400 brass belongs to the copper alloys. There are 24 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 N7M nickel and the bottom bar is C68400 brass.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
110
Elongation at Break, % 22
18
Poisson's Ratio 0.31
0.31
Shear Modulus, GPa 85
41
Tensile Strength: Ultimate (UTS), MPa 590
540
Tensile Strength: Yield (Proof), MPa 310
310

Thermal Properties

Latent Heat of Fusion, J/g 320
210
Maximum Temperature: Mechanical, °C 900
130
Melting Completion (Liquidus), °C 1650
840
Melting Onset (Solidus), °C 1590
820
Specific Heat Capacity, J/kg-K 390
400
Thermal Expansion, µm/m-K 9.9
20

Otherwise Unclassified Properties

Base Metal Price, % relative 75
23
Density, g/cm3 9.3
7.9
Embodied Carbon, kg CO2/kg material 16
2.7
Embodied Energy, MJ/kg 200
47
Embodied Water, L/kg 270
320

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 110
81
Resilience: Unit (Modulus of Resilience), kJ/m3 220
460
Stiffness to Weight: Axial, points 13
7.5
Stiffness to Weight: Bending, points 22
20
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 17
19
Thermal Shock Resistance, points 19
18

Alloy Composition

Aluminum (Al), % 0
0 to 0.5
Boron (B), % 0
0.0010 to 0.030
Carbon (C), % 0 to 0.070
0
Chromium (Cr), % 0 to 1.0
0
Copper (Cu), % 0
59 to 64
Iron (Fe), % 0 to 3.0
0 to 1.0
Lead (Pb), % 0
0 to 0.090
Manganese (Mn), % 0 to 1.0
0.2 to 1.5
Molybdenum (Mo), % 30 to 33
0
Nickel (Ni), % 60.9 to 70
0 to 0.5
Phosphorus (P), % 0 to 0.040
0.030 to 0.3
Silicon (Si), % 0 to 1.0
1.5 to 2.5
Sulfur (S), % 0 to 0.030
0
Tin (Sn), % 0
0 to 0.5
Zinc (Zn), % 0
28.6 to 39.3
Residuals, % 0
0 to 0.5