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AWS BNi-7 vs. Nickel 617

Both AWS BNi-7 and nickel 617 are nickel alloys. They have 68% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-7 and the bottom bar is nickel 617.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
210
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 67
80
Tensile Strength: Ultimate (UTS), MPa 550
740

Thermal Properties

Latent Heat of Fusion, J/g 280
330
Melting Completion (Liquidus), °C 890
1380
Melting Onset (Solidus), °C 890
1330
Specific Heat Capacity, J/kg-K 490
450
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 55
75
Density, g/cm3 8.0
8.5
Embodied Carbon, kg CO2/kg material 8.8
10
Embodied Energy, MJ/kg 120
140
Embodied Water, L/kg 240
350

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 21
21

Alloy Composition

Aluminum (Al), % 0 to 0.050
0.8 to 1.5
Boron (B), % 0 to 0.010
0 to 0.0060
Carbon (C), % 0 to 0.060
0.050 to 0.15
Chromium (Cr), % 13 to 15
20 to 24
Cobalt (Co), % 0 to 0.1
10 to 15
Copper (Cu), % 0
0 to 0.5
Iron (Fe), % 0 to 0.2
0 to 3.0
Manganese (Mn), % 0 to 0.040
0 to 1.0
Molybdenum (Mo), % 0
8.0 to 10
Nickel (Ni), % 73.3 to 77.3
44.5 to 62
Phosphorus (P), % 9.7 to 10.5
0
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.1
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0