MakeItFrom.com
Menu (ESC)

SAE-AISI O7 Steel vs. AWS BNi-7

SAE-AISI O7 steel belongs to the iron alloys classification, while AWS BNi-7 belongs to the nickel alloys. There are 19 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is SAE-AISI O7 steel and the bottom bar is AWS BNi-7.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
170
Poisson's Ratio 0.29
0.3
Shear Modulus, GPa 73
67
Tensile Strength: Ultimate (UTS), MPa 680 to 2110
550

Thermal Properties

Latent Heat of Fusion, J/g 250
280
Melting Completion (Liquidus), °C 1480
890
Melting Onset (Solidus), °C 1430
890
Specific Heat Capacity, J/kg-K 470
490
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 6.0
55
Density, g/cm3 7.9
8.0
Embodied Carbon, kg CO2/kg material 2.3
8.8
Embodied Energy, MJ/kg 33
120
Embodied Water, L/kg 52
240

Common Calculations

Stiffness to Weight: Axial, points 13
12
Stiffness to Weight: Bending, points 24
23
Strength to Weight: Axial, points 24 to 74
19
Strength to Weight: Bending, points 22 to 46
19
Thermal Shock Resistance, points 23 to 70
21

Alloy Composition


Deprecated: Automatic conversion of false to array is deprecated in /home/public/compare.php on line 460
Aluminum (Al), % 0
0 to 0.050
Boron (B), % 0
0 to 0.010
Carbon (C), % 1.1 to 1.3
0 to 0.060
Chromium (Cr), % 0.35 to 0.85
13 to 15
Cobalt (Co), % 0
0 to 0.1
Copper (Cu), % 0 to 0.25
0
Iron (Fe), % 92.9 to 97.6
0 to 0.2
Manganese (Mn), % 0 to 1.0
0 to 0.040
Molybdenum (Mo), % 0 to 0.3
0
Nickel (Ni), % 0 to 0.3
73.3 to 77.3
Phosphorus (P), % 0 to 0.030
9.7 to 10.5
Selenium (Se), % 0
0 to 0.0050
Silicon (Si), % 0 to 0.6
0 to 0.1
Sulfur (S), % 0 to 0.030
0 to 0.020
Titanium (Ti), % 0
0 to 0.050
Tungsten (W), % 1.0 to 2.0
0
Vanadium (V), % 0 to 0.4
0
Zirconium (Zr), % 0
0 to 0.050
Residuals, % 0
0 to 0.5