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EN 1.4509 Stainless Steel vs. AWS BNi-2

EN 1.4509 stainless steel belongs to the iron alloys classification, while AWS BNi-2 belongs to the nickel 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 EN 1.4509 stainless steel and the bottom bar is AWS BNi-2.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
180
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 77
68
Tensile Strength: Ultimate (UTS), MPa 530
440

Thermal Properties

Latent Heat of Fusion, J/g 280
360
Melting Completion (Liquidus), °C 1440
1000
Melting Onset (Solidus), °C 1400
970
Specific Heat Capacity, J/kg-K 480
490
Thermal Expansion, µm/m-K 10
11

Otherwise Unclassified Properties

Base Metal Price, % relative 13
55
Density, g/cm3 7.7
8.2
Embodied Carbon, kg CO2/kg material 2.8
9.3
Embodied Energy, MJ/kg 41
130
Embodied Water, L/kg 120
230

Common Calculations

Stiffness to Weight: Axial, points 14
12
Stiffness to Weight: Bending, points 25
23
Strength to Weight: Axial, points 19
15
Strength to Weight: Bending, points 19
16
Thermal Shock Resistance, points 19
16

Alloy Composition

Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
2.8 to 3.5
Carbon (C), % 0 to 0.030
0 to 0.060
Chromium (Cr), % 17.5 to 18.5
6.0 to 8.0
Cobalt (Co), % 0
0 to 0.1
Iron (Fe), % 77.8 to 82.1
2.5 to 3.5
Manganese (Mn), % 0 to 1.0
0
Nickel (Ni), % 0
79.1 to 84.8
Niobium (Nb), % 0.3 to 1.0
0
Phosphorus (P), % 0 to 0.040
0 to 0.020
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 1.0
4.0 to 5.0
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0.1 to 0.6
0 to 0.050
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5