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AWS BNi-11 vs. EN 1.4347 Stainless Steel

AWS BNi-11 belongs to the nickel alloys classification, while EN 1.4347 stainless steel belongs to the iron alloys. They have a modest 21% of their average alloy composition in common, which, by itself, doesn't mean much. There are 19 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-11 and the bottom bar is EN 1.4347 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 74
79
Tensile Strength: Ultimate (UTS), MPa 600
660

Thermal Properties

Latent Heat of Fusion, J/g 340
300
Melting Completion (Liquidus), °C 1100
1410
Melting Onset (Solidus), °C 970
1370
Specific Heat Capacity, J/kg-K 450
490
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 75
16
Density, g/cm3 9.1
7.7
Embodied Carbon, kg CO2/kg material 11
3.1
Embodied Energy, MJ/kg 160
44
Embodied Water, L/kg 230
170

Common Calculations

Stiffness to Weight: Axial, points 12
15
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 18
24
Strength to Weight: Bending, points 17
22
Thermal Shock Resistance, points 20
19

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 2.2 to 3.1
0
Carbon (C), % 0.3 to 0.5
0 to 0.050
Chromium (Cr), % 9.0 to 11.8
25 to 27
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 2.5 to 4.0
62.2 to 69.4
Manganese (Mn), % 0
0 to 1.5
Nickel (Ni), % 62.9 to 71.2
5.5 to 7.5
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.020
0 to 0.035
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 3.4 to 4.3
0 to 1.5
Sulfur (S), % 0 to 0.020
0 to 0.020
Titanium (Ti), % 0 to 0.050
0
Tungsten (W), % 11.5 to 12.8
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0