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AWS BNi-5 vs. EN 1.4729 Stainless Steel

AWS BNi-5 belongs to the nickel alloys classification, while EN 1.4729 stainless steel belongs to the iron alloys. There are 15 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-5 and the bottom bar is EN 1.4729 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
75

Thermal Properties

Latent Heat of Fusion, J/g 470
300
Melting Completion (Liquidus), °C 1140
1420
Melting Onset (Solidus), °C 1080
1380
Specific Heat Capacity, J/kg-K 510
490
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 55
7.5
Density, g/cm3 7.7
7.6
Embodied Carbon, kg CO2/kg material 8.9
2.1
Embodied Energy, MJ/kg 130
29
Embodied Water, L/kg 260
100

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0 to 0.030
0
Carbon (C), % 0 to 0.060
0.3 to 0.5
Chromium (Cr), % 18.5 to 19.5
12 to 14
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 0
80.4 to 86.7
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 69.1 to 71.8
0 to 1.0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 9.8 to 10.5
1.0 to 2.5
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0