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K93050 Alloy vs. S35125 Stainless Steel

Both K93050 alloy and S35125 stainless steel are iron alloys. They have 75% 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 K93050 alloy and the bottom bar is S35125 stainless 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
78
Tensile Strength: Ultimate (UTS), MPa 500 to 680
540

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1430
1430
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 460
470
Thermal Expansion, µm/m-K 12
16

Otherwise Unclassified Properties

Base Metal Price, % relative 26
36
Density, g/cm3 8.2
8.1
Embodied Carbon, kg CO2/kg material 4.7
6.4
Embodied Energy, MJ/kg 65
89
Embodied Water, L/kg 120
210

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 17 to 23
19
Strength to Weight: Bending, points 17 to 21
18
Thermal Shock Resistance, points 16 to 21
12

Alloy Composition

Carbon (C), % 0 to 0.15
0 to 0.1
Chromium (Cr), % 0 to 0.25
20 to 23
Cobalt (Co), % 0 to 0.5
0
Iron (Fe), % 61.4 to 63.9
36.2 to 45.8
Manganese (Mn), % 0 to 1.0
1.0 to 1.5
Molybdenum (Mo), % 0
2.0 to 3.0
Nickel (Ni), % 36
31 to 35
Niobium (Nb), % 0
0.25 to 0.6
Phosphorus (P), % 0 to 0.020
0 to 0.045
Selenium (Se), % 0.15 to 0.3
0
Silicon (Si), % 0 to 0.35
0 to 0.5
Sulfur (S), % 0 to 0.020
0 to 0.015