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K93050 Alloy vs. S44800 Stainless Steel

Both K93050 alloy and S44800 stainless steel are iron alloys. They have 65% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (16, in this case) are not shown.

For each property being compared, the top bar is K93050 alloy and the bottom bar is S44800 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.3
0.27
Shear Modulus, GPa 72
82
Tensile Strength: Ultimate (UTS), MPa 500 to 680
590

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1430
1460
Melting Onset (Solidus), °C 1380
1410
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 26
19
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.7
3.8
Embodied Energy, MJ/kg 65
52
Embodied Water, L/kg 120
190

Common Calculations

Stiffness to Weight: Axial, points 13
15
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 23
21
Strength to Weight: Bending, points 17 to 21
20
Thermal Shock Resistance, points 16 to 21
19

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.010
Chromium (Cr), % 0 to 0.25
28 to 30
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0
0 to 0.15
Iron (Fe), % 61.4 to 63.9
62.6 to 66.5
Manganese (Mn), % 0 to 1.0
0 to 0.3
Molybdenum (Mo), % 0
3.5 to 4.2
Nickel (Ni), % 36
2.0 to 2.5
Nitrogen (N), % 0
0 to 0.020
Phosphorus (P), % 0 to 0.020
0 to 0.025
Selenium (Se), % 0.15 to 0.3
0
Silicon (Si), % 0 to 0.35
0 to 0.2
Sulfur (S), % 0 to 0.020
0 to 0.020