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K93500 Alloy vs. S40920 Stainless Steel

Both K93500 alloy and S40920 stainless steel are iron alloys. They have 63% of their average alloy composition in common. 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 K93500 alloy and the bottom bar is S40920 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
190
Poisson's Ratio 0.3
0.28
Shear Modulus, GPa 72
75
Tensile Strength: Ultimate (UTS), MPa 490 to 810
430

Thermal Properties

Latent Heat of Fusion, J/g 270
270
Melting Completion (Liquidus), °C 1430
1450
Melting Onset (Solidus), °C 1380
1400
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
10

Otherwise Unclassified Properties

Base Metal Price, % relative 30
6.5
Density, g/cm3 8.2
7.7
Embodied Carbon, kg CO2/kg material 4.7
2.0
Embodied Energy, MJ/kg 65
28
Embodied Water, L/kg 130
94

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 27
15
Strength to Weight: Bending, points 17 to 23
16
Thermal Shock Resistance, points 15 to 25
15

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.050
0 to 0.030
Chromium (Cr), % 0 to 0.25
10.5 to 11.7
Cobalt (Co), % 5.0
0
Iron (Fe), % 61.4 to 63
85.1 to 89.4
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.6
0 to 1.0
Nickel (Ni), % 32
0 to 0.5
Niobium (Nb), % 0
0 to 0.1
Nitrogen (N), % 0
0 to 0.030
Phosphorus (P), % 0 to 0.015
0 to 0.040
Silicon (Si), % 0 to 0.25
0 to 1.0
Sulfur (S), % 0 to 0.015
0 to 0.020
Titanium (Ti), % 0 to 0.1
0.15 to 0.5
Zirconium (Zr), % 0 to 0.1
0