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AWS BNi-8 vs. EN 1.4563 Stainless Steel

AWS BNi-8 belongs to the nickel alloys classification, while EN 1.4563 stainless steel belongs to the iron alloys. They have a modest 33% 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 (16, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-8 and the bottom bar is EN 1.4563 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Poisson's Ratio 0.32
0.28
Shear Modulus, GPa 67
80
Tensile Strength: Ultimate (UTS), MPa 570
620

Thermal Properties

Latent Heat of Fusion, J/g 390
310
Melting Completion (Liquidus), °C 1010
1420
Melting Onset (Solidus), °C 980
1370
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 13
16

Otherwise Unclassified Properties

Base Metal Price, % relative 46
36
Density, g/cm3 7.9
8.1
Embodied Carbon, kg CO2/kg material 8.2
6.3
Embodied Energy, MJ/kg 120
87
Embodied Water, L/kg 220
240

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
21
Strength to Weight: Bending, points 19
20
Thermal Shock Resistance, points 17
13

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Carbon (C), % 0 to 0.060
0 to 0.020
Chromium (Cr), % 0
26 to 28
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 4.0 to 5.0
0.7 to 1.5
Iron (Fe), % 0
31.6 to 40.3
Manganese (Mn), % 21.5 to 24.5
0 to 2.0
Molybdenum (Mo), % 0
3.0 to 4.0
Nickel (Ni), % 61.6 to 68.5
30 to 32
Nitrogen (N), % 0
0 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.030
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 6.0 to 8.0
0 to 0.7
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0