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AWS BNi-4 vs. ASTM A182 Grade F122

AWS BNi-4 belongs to the nickel alloys classification, while ASTM A182 grade F122 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-4 and the bottom bar is ASTM A182 grade F122.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 180
190
Poisson's Ratio 0.31
0.28
Shear Modulus, GPa 67
76
Tensile Strength: Ultimate (UTS), MPa 430
710

Thermal Properties

Latent Heat of Fusion, J/g 340
270
Melting Completion (Liquidus), °C 1070
1490
Melting Onset (Solidus), °C 980
1440
Specific Heat Capacity, J/kg-K 470
470
Thermal Expansion, µm/m-K 11
13

Otherwise Unclassified Properties

Base Metal Price, % relative 60
12
Density, g/cm3 8.5
8.0
Embodied Carbon, kg CO2/kg material 10
3.0
Embodied Energy, MJ/kg 140
44
Embodied Water, L/kg 220
100

Common Calculations

Stiffness to Weight: Axial, points 12
14
Stiffness to Weight: Bending, points 22
24
Strength to Weight: Axial, points 14
25
Strength to Weight: Bending, points 15
22
Thermal Shock Resistance, points 16
19

Alloy Composition

Aluminum (Al), % 0 to 0.050
0 to 0.020
Boron (B), % 1.5 to 2.2
0 to 0.0050
Carbon (C), % 0 to 0.060
0.070 to 0.14
Chromium (Cr), % 0
10 to 11.5
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
0.3 to 1.7
Iron (Fe), % 0 to 1.5
81.3 to 87.7
Manganese (Mn), % 0
0 to 0.7
Molybdenum (Mo), % 0
0.25 to 0.6
Nickel (Ni), % 91.4 to 95.5
0 to 0.5
Niobium (Nb), % 0
0.040 to 0.1
Nitrogen (N), % 0
0.040 to 0.1
Phosphorus (P), % 0 to 0.020
0 to 0.020
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 3.0 to 4.0
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.010
Titanium (Ti), % 0 to 0.050
0 to 0.010
Tungsten (W), % 0
1.5 to 2.5
Vanadium (V), % 0
0.15 to 0.3
Zirconium (Zr), % 0 to 0.050
0 to 0.010
Residuals, % 0 to 0.5
0