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AWS BNi-1 vs. EN 1.4509 Stainless Steel

AWS BNi-1 belongs to the nickel alloys classification, while EN 1.4509 stainless steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (15, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-1 and the bottom bar is EN 1.4509 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
200
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 70
77
Tensile Strength: Ultimate (UTS), MPa 450
530

Thermal Properties

Latent Heat of Fusion, J/g 360
280
Melting Completion (Liquidus), °C 1040
1440
Melting Onset (Solidus), °C 980
1400
Specific Heat Capacity, J/kg-K 500
480
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 55
13
Density, g/cm3 8.0
7.7
Embodied Carbon, kg CO2/kg material 8.8
2.8
Embodied Energy, MJ/kg 120
41
Embodied Water, L/kg 240
120

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 24
25
Strength to Weight: Axial, points 16
19
Strength to Weight: Bending, points 16
19
Thermal Shock Resistance, points 15
19

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 2.8 to 3.5
0
Carbon (C), % 0.6 to 0.9
0 to 0.030
Chromium (Cr), % 13 to 15
17.5 to 18.5
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 4.0 to 5.0
77.8 to 82.1
Manganese (Mn), % 0
0 to 1.0
Nickel (Ni), % 69.8 to 75.7
0
Niobium (Nb), % 0
0.3 to 1.0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 4.0 to 5.0
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0 to 0.050
0.1 to 0.6
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0