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AWS BNi-8 vs. EN 1.5515 Steel

AWS BNi-8 belongs to the nickel alloys classification, while EN 1.5515 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-8 and the bottom bar is EN 1.5515 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.32
0.29
Shear Modulus, GPa 67
72
Tensile Strength: Ultimate (UTS), MPa 570
490 to 1760

Thermal Properties

Latent Heat of Fusion, J/g 390
250
Melting Completion (Liquidus), °C 1010
1460
Melting Onset (Solidus), °C 980
1420
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 13
13

Otherwise Unclassified Properties

Base Metal Price, % relative 46
1.9
Density, g/cm3 7.9
7.8
Embodied Carbon, kg CO2/kg material 8.2
1.4
Embodied Energy, MJ/kg 120
19
Embodied Water, L/kg 220
47

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 20
17 to 63
Strength to Weight: Bending, points 19
18 to 41
Thermal Shock Resistance, points 17
14 to 52

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0
0.00080 to 0.0050
Carbon (C), % 0 to 0.060
0.35 to 0.4
Chromium (Cr), % 0
0 to 0.3
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 4.0 to 5.0
0 to 0.25
Iron (Fe), % 0
97.8 to 98.9
Manganese (Mn), % 21.5 to 24.5
0.6 to 0.9
Nickel (Ni), % 61.6 to 68.5
0
Phosphorus (P), % 0 to 0.020
0 to 0.025
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 6.0 to 8.0
0.15 to 0.3
Sulfur (S), % 0 to 0.020
0 to 0.025
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0