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AWS BNi-9 vs. EN 1.4597 Stainless Steel

AWS BNi-9 belongs to the nickel alloys classification, while EN 1.4597 stainless steel belongs to the iron alloys. 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-9 and the bottom bar is EN 1.4597 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 580
680

Thermal Properties

Latent Heat of Fusion, J/g 300
290
Melting Completion (Liquidus), °C 1060
1400
Melting Onset (Solidus), °C 1060
1350
Specific Heat Capacity, J/kg-K 480
480
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 60
11
Density, g/cm3 8.4
7.7
Embodied Carbon, kg CO2/kg material 9.3
2.5
Embodied Energy, MJ/kg 130
36
Embodied Water, L/kg 260
140

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 19
25
Strength to Weight: Bending, points 18
22
Thermal Shock Resistance, points 19
15

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 3.3 to 4.0
0
Carbon (C), % 0 to 0.060
0 to 0.1
Chromium (Cr), % 13.5 to 16.5
15 to 18
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
2.0 to 3.5
Iron (Fe), % 0 to 1.5
63 to 76.4
Manganese (Mn), % 0
6.5 to 9.0
Molybdenum (Mo), % 0
0 to 1.0
Nickel (Ni), % 77.1 to 83.3
0 to 3.0
Nitrogen (N), % 0
0.1 to 0.3
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0
0 to 2.0
Sulfur (S), % 0 to 0.020
0 to 0.030
Titanium (Ti), % 0 to 0.050
0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0