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ASTM A182 Grade F23 vs. AWS BNi-6

ASTM A182 grade F23 belongs to the iron alloys classification, while AWS BNi-6 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 ASTM A182 grade F23 and the bottom bar is AWS BNi-6.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
160
Poisson's Ratio 0.29
0.31
Shear Modulus, GPa 74
62
Tensile Strength: Ultimate (UTS), MPa 570
450

Thermal Properties

Latent Heat of Fusion, J/g 250
260
Melting Completion (Liquidus), °C 1500
880
Melting Onset (Solidus), °C 1450
880
Specific Heat Capacity, J/kg-K 470
480
Thermal Expansion, µm/m-K 13
9.8

Otherwise Unclassified Properties

Base Metal Price, % relative 7.0
55
Density, g/cm3 8.0
8.2
Embodied Carbon, kg CO2/kg material 2.5
9.4
Embodied Energy, MJ/kg 36
130
Embodied Water, L/kg 59
210

Common Calculations

Stiffness to Weight: Axial, points 13
11
Stiffness to Weight: Bending, points 24
22
Strength to Weight: Axial, points 20
15
Strength to Weight: Bending, points 19
16
Thermal Shock Resistance, points 17
20

Alloy Composition

Aluminum (Al), % 0 to 0.030
0 to 0.050
Boron (B), % 0.0010 to 0.0060
0
Carbon (C), % 0.040 to 0.1
0 to 0.060
Chromium (Cr), % 1.9 to 2.6
0
Cobalt (Co), % 0
0 to 0.1
Iron (Fe), % 93.2 to 96.2
0
Manganese (Mn), % 0.1 to 0.6
0
Molybdenum (Mo), % 0.050 to 0.3
0
Nickel (Ni), % 0 to 0.4
87.2 to 90
Niobium (Nb), % 0.020 to 0.080
0
Nitrogen (N), % 0 to 0.015
0
Phosphorus (P), % 0 to 0.030
10 to 12
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.5
0
Sulfur (S), % 0 to 0.010
0 to 0.020
Titanium (Ti), % 0.0050 to 0.060
0 to 0.050
Tungsten (W), % 1.5 to 1.8
0
Vanadium (V), % 0.2 to 0.3
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5