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K93050 Alloy vs. S15500 Stainless Steel

Both K93050 alloy and S15500 stainless steel are iron alloys. They have 68% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (17, in this case) are not shown.

For each property being compared, the top bar is K93050 alloy and the bottom bar is S15500 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 500 to 680
890 to 1490

Thermal Properties

Latent Heat of Fusion, J/g 270
280
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
11

Otherwise Unclassified Properties

Base Metal Price, % relative 26
13
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.7
2.7
Embodied Energy, MJ/kg 65
39
Embodied Water, L/kg 120
130

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 23
32 to 53
Strength to Weight: Bending, points 17 to 21
26 to 37
Thermal Shock Resistance, points 16 to 21
30 to 50

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.070
Chromium (Cr), % 0 to 0.25
14 to 15.5
Cobalt (Co), % 0 to 0.5
0
Copper (Cu), % 0
2.5 to 4.5
Iron (Fe), % 61.4 to 63.9
71.9 to 79.9
Manganese (Mn), % 0 to 1.0
0 to 1.0
Nickel (Ni), % 36
3.5 to 5.5
Niobium (Nb), % 0
0.15 to 0.45
Phosphorus (P), % 0 to 0.020
0 to 0.040
Selenium (Se), % 0.15 to 0.3
0
Silicon (Si), % 0 to 0.35
0 to 1.0
Sulfur (S), % 0 to 0.020
0 to 0.030