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K93500 Alloy vs. ACI-ASTM CF8C Steel

Both K93500 alloy and ACI-ASTM CF8C steel are iron alloys. They have 73% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (13, in this case) are not shown.

For each property being compared, the top bar is K93500 alloy and the bottom bar is ACI-ASTM CF8C steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
200
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
77
Tensile Strength: Ultimate (UTS), MPa 490 to 810
530

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1380
1430
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
17

Otherwise Unclassified Properties

Base Metal Price, % relative 30
19
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.7
3.7
Embodied Energy, MJ/kg 65
53
Embodied Water, L/kg 130
150

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 27
19
Strength to Weight: Bending, points 17 to 23
19
Thermal Shock Resistance, points 15 to 25
11

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.050
0 to 0.080
Chromium (Cr), % 0 to 0.25
18 to 21
Cobalt (Co), % 5.0
0
Iron (Fe), % 61.4 to 63
61.8 to 73
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.6
0 to 1.5
Molybdenum (Mo), % 0
0 to 0.5
Nickel (Ni), % 32
9.0 to 12
Niobium (Nb), % 0
0 to 1.0
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.25
0 to 2.0
Sulfur (S), % 0 to 0.015
0 to 0.040
Titanium (Ti), % 0 to 0.1
0
Zirconium (Zr), % 0 to 0.1
0