MakeItFrom.com
Menu (ESC)

Grade N7M Nickel vs. AWS BNi-7

Both grade N7M nickel and AWS BNi-7 are nickel alloys. They have 66% of their average alloy composition in common. There are 19 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 AWS BNi-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 220
170
Poisson's Ratio 0.31
0.3
Shear Modulus, GPa 85
67
Tensile Strength: Ultimate (UTS), MPa 590
550

Thermal Properties

Latent Heat of Fusion, J/g 320
280
Melting Completion (Liquidus), °C 1650
890
Melting Onset (Solidus), °C 1590
890
Specific Heat Capacity, J/kg-K 390
490
Thermal Expansion, µm/m-K 9.9
11

Otherwise Unclassified Properties

Base Metal Price, % relative 75
55
Density, g/cm3 9.3
8.0
Embodied Carbon, kg CO2/kg material 16
8.8
Embodied Energy, MJ/kg 200
120
Embodied Water, L/kg 270
240

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 22
23
Strength to Weight: Axial, points 18
19
Strength to Weight: Bending, points 17
19
Thermal Shock Resistance, points 19
21

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
0 to 0.010
Carbon (C), % 0 to 0.070
0 to 0.060
Chromium (Cr), % 0 to 1.0
13 to 15
Cobalt (Co), % 0
0 to 0.1
Iron (Fe), % 0 to 3.0
0 to 0.2
Manganese (Mn), % 0 to 1.0
0 to 0.040
Molybdenum (Mo), % 30 to 33
0
Nickel (Ni), % 60.9 to 70
73.3 to 77.3
Phosphorus (P), % 0 to 0.040
9.7 to 10.5
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 1.0
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5