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AWS BNi-1 vs. EN 1.0303 Steel

AWS BNi-1 belongs to the nickel alloys classification, while EN 1.0303 steel belongs to the iron alloys. 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-1 and the bottom bar is EN 1.0303 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 70
73
Tensile Strength: Ultimate (UTS), MPa 450
290 to 410

Thermal Properties

Latent Heat of Fusion, J/g 360
250
Melting Completion (Liquidus), °C 1040
1470
Melting Onset (Solidus), °C 980
1430
Specific Heat Capacity, J/kg-K 500
470
Thermal Expansion, µm/m-K 12
12

Otherwise Unclassified Properties

Base Metal Price, % relative 55
1.8
Density, g/cm3 8.0
7.9
Embodied Carbon, kg CO2/kg material 8.8
1.4
Embodied Energy, MJ/kg 120
18
Embodied Water, L/kg 240
46

Common Calculations

Stiffness to Weight: Axial, points 13
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 16
10 to 15
Strength to Weight: Bending, points 16
12 to 16
Thermal Shock Resistance, points 15
9.2 to 13

Alloy Composition

Aluminum (Al), % 0 to 0.050
0.020 to 0.060
Boron (B), % 2.8 to 3.5
0
Carbon (C), % 0.6 to 0.9
0.020 to 0.060
Chromium (Cr), % 13 to 15
0
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 4.0 to 5.0
99.335 to 99.71
Manganese (Mn), % 0
0.25 to 0.4
Nickel (Ni), % 69.8 to 75.7
0
Phosphorus (P), % 0 to 0.020
0 to 0.020
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0 to 0.1
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