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K93050 Alloy vs. EN 1.4971 Stainless Steel

Both K93050 alloy and EN 1.4971 stainless steel are iron alloys. They have 52% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (12, in this case) are not shown.

For each property being compared, the top bar is K93050 alloy and the bottom bar is EN 1.4971 stainless steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
210
Poisson's Ratio 0.3
0.29
Shear Modulus, GPa 72
81
Tensile Strength: Ultimate (UTS), MPa 500 to 680
800

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
450
Thermal Expansion, µm/m-K 12
15

Otherwise Unclassified Properties

Base Metal Price, % relative 26
70
Density, g/cm3 8.2
8.4
Embodied Carbon, kg CO2/kg material 4.7
7.6
Embodied Energy, MJ/kg 65
110
Embodied Water, L/kg 120
300

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
24
Strength to Weight: Axial, points 17 to 23
26
Strength to Weight: Bending, points 17 to 21
23
Thermal Shock Resistance, points 16 to 21
19

Alloy Composition

Carbon (C), % 0 to 0.15
0.080 to 0.16
Chromium (Cr), % 0 to 0.25
20 to 22.5
Cobalt (Co), % 0 to 0.5
18.5 to 21
Iron (Fe), % 61.4 to 63.9
24.3 to 37.1
Manganese (Mn), % 0 to 1.0
0 to 2.0
Molybdenum (Mo), % 0
2.5 to 3.5
Nickel (Ni), % 36
19 to 21
Niobium (Nb), % 0
0.75 to 1.3
Nitrogen (N), % 0
0.1 to 0.2
Phosphorus (P), % 0 to 0.020
0 to 0.035
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 0.015
Tungsten (W), % 0
2.0 to 3.0