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AWS BNi-9 vs. EN 1.4530 Stainless Steel

AWS BNi-9 belongs to the nickel alloys classification, while EN 1.4530 stainless steel belongs to the iron alloys. They have a modest 22% 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 (4, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-9 and the bottom bar is EN 1.4530 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 580
1030 to 1370

Thermal Properties

Latent Heat of Fusion, J/g 300
270
Melting Completion (Liquidus), °C 1060
1460
Melting Onset (Solidus), °C 1060
1410
Specific Heat Capacity, J/kg-K 480
470
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 60
15
Density, g/cm3 8.4
7.9
Embodied Carbon, kg CO2/kg material 9.3
3.4
Embodied Energy, MJ/kg 130
46
Embodied Water, L/kg 260
130

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 19
36 to 48
Strength to Weight: Bending, points 18
29 to 35
Thermal Shock Resistance, points 19
35 to 47

Alloy Composition

Aluminum (Al), % 0 to 0.050
0.6 to 0.8
Boron (B), % 3.3 to 4.0
0
Carbon (C), % 0 to 0.060
0 to 0.015
Chromium (Cr), % 13.5 to 16.5
11.5 to 12.5
Cobalt (Co), % 0 to 0.1
0
Iron (Fe), % 0 to 1.5
74.4 to 77.3
Manganese (Mn), % 0
0 to 0.1
Molybdenum (Mo), % 0
1.9 to 2.2
Nickel (Ni), % 77.1 to 83.3
8.5 to 9.5
Nitrogen (N), % 0
0 to 0.010
Phosphorus (P), % 0 to 0.020
0 to 0.010
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0
0 to 0.1
Sulfur (S), % 0 to 0.020
0 to 0.0050
Titanium (Ti), % 0 to 0.050
0.28 to 0.37
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0