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AWS BNi-7 vs. EN 1.3553 Steel

AWS BNi-7 belongs to the nickel alloys classification, while EN 1.3553 steel belongs to the iron alloys. There are 19 material properties with values for both materials. Properties with values for just one material (8, in this case) are not shown.

For each property being compared, the top bar is AWS BNi-7 and the bottom bar is EN 1.3553 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 170
200
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 67
77
Tensile Strength: Ultimate (UTS), MPa 550
720

Thermal Properties

Latent Heat of Fusion, J/g 280
260
Melting Completion (Liquidus), °C 890
1620
Melting Onset (Solidus), °C 890
1570
Specific Heat Capacity, J/kg-K 490
440
Thermal Expansion, µm/m-K 11
12

Otherwise Unclassified Properties

Base Metal Price, % relative 55
24
Density, g/cm3 8.0
8.4
Embodied Carbon, kg CO2/kg material 8.8
8.5
Embodied Energy, MJ/kg 120
130
Embodied Water, L/kg 240
96

Common Calculations

Stiffness to Weight: Axial, points 12
13
Stiffness to Weight: Bending, points 23
23
Strength to Weight: Axial, points 19
24
Strength to Weight: Bending, points 19
21
Thermal Shock Resistance, points 21
21

Alloy Composition

Aluminum (Al), % 0 to 0.050
0
Boron (B), % 0 to 0.010
0
Carbon (C), % 0 to 0.060
0.78 to 0.86
Chromium (Cr), % 13 to 15
3.9 to 4.3
Cobalt (Co), % 0 to 0.1
0
Copper (Cu), % 0
0 to 0.3
Iron (Fe), % 0 to 0.2
80.7 to 83.7
Manganese (Mn), % 0 to 0.040
0 to 0.4
Molybdenum (Mo), % 0
4.7 to 5.2
Nickel (Ni), % 73.3 to 77.3
0
Phosphorus (P), % 9.7 to 10.5
0 to 0.025
Selenium (Se), % 0 to 0.0050
0
Silicon (Si), % 0 to 0.1
0 to 0.4
Sulfur (S), % 0 to 0.020
0 to 0.015
Titanium (Ti), % 0 to 0.050
0
Tungsten (W), % 0
6.0 to 6.7
Vanadium (V), % 0
1.7 to 2.0
Zirconium (Zr), % 0 to 0.050
0
Residuals, % 0 to 0.5
0