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AWS BNi-7 vs. S35135 Stainless Steel

AWS BNi-7 belongs to the nickel alloys classification, while S35135 stainless steel belongs to the iron alloys. They have 48% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-7 and the bottom bar is S35135 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
200
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 67
79
Tensile Strength: Ultimate (UTS), MPa 550
590

Thermal Properties

Latent Heat of Fusion, J/g 280
320
Melting Completion (Liquidus), °C 890
1430
Melting Onset (Solidus), °C 890
1380
Specific Heat Capacity, J/kg-K 490
470
Thermal Expansion, µm/m-K 11
16

Otherwise Unclassified Properties

Base Metal Price, % relative 55
37
Density, g/cm3 8.0
8.1
Embodied Carbon, kg CO2/kg material 8.8
6.8
Embodied Energy, MJ/kg 120
94
Embodied Water, L/kg 240
220

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 19
20
Strength to Weight: Bending, points 19
19
Thermal Shock Resistance, points 21
13

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0 to 0.010
0
Carbon (C), % 0 to 0.060
0 to 0.080
Chromium (Cr), % 13 to 15
20 to 25
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 0 to 0.2
28.3 to 45
Manganese (Mn), % 0 to 0.040
0 to 1.0
Molybdenum (Mo), % 0
4.0 to 4.8
Nickel (Ni), % 73.3 to 77.3
30 to 38
Phosphorus (P), % 9.7 to 10.5
0 to 0.045
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.1
0.6 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0 to 0.050
0.4 to 1.0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0