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AWS BNi-5 vs. S42030 Stainless Steel

AWS BNi-5 belongs to the nickel alloys classification, while S42030 stainless steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (14, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-5 and the bottom bar is S42030 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.29
0.28
Shear Modulus, GPa 72
76
Tensile Strength: Ultimate (UTS), MPa 470
670

Thermal Properties

Latent Heat of Fusion, J/g 470
280
Melting Completion (Liquidus), °C 1140
1450
Melting Onset (Solidus), °C 1080
1410
Specific Heat Capacity, J/kg-K 510
470
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 55
10
Density, g/cm3 7.7
7.8
Embodied Carbon, kg CO2/kg material 8.9
2.5
Embodied Energy, MJ/kg 130
34
Embodied Water, L/kg 260
110

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 25
25
Strength to Weight: Axial, points 17
24
Strength to Weight: Bending, points 17
22
Thermal Shock Resistance, points 15
24

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0 to 0.030
0
Carbon (C), % 0 to 0.060
0 to 0.3
Chromium (Cr), % 18.5 to 19.5
12 to 14
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
2.0 to 3.0
Iron (Fe), % 0
77.6 to 85
Manganese (Mn), % 0
0 to 1.0
Molybdenum (Mo), % 0
1.0 to 3.0
Nickel (Ni), % 69.1 to 71.8
0
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 9.8 to 10.5
0 to 1.0
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