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K93500 Alloy vs. AWS E309Nb

Both K93500 alloy and AWS E309Nb are iron alloys. They have 73% of their average alloy composition in common. There are 19 material properties with values for both materials. Properties with values for just one material (6, in this case) are not shown.

For each property being compared, the top bar is K93500 alloy and the bottom bar is AWS E309Nb.

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 490 to 810
620

Thermal Properties

Latent Heat of Fusion, J/g 270
300
Melting Completion (Liquidus), °C 1430
1420
Melting Onset (Solidus), °C 1380
1380
Specific Heat Capacity, J/kg-K 460
480
Thermal Expansion, µm/m-K 12
14

Otherwise Unclassified Properties

Base Metal Price, % relative 30
25
Density, g/cm3 8.2
7.8
Embodied Carbon, kg CO2/kg material 4.7
4.4
Embodied Energy, MJ/kg 65
64
Embodied Water, L/kg 130
180

Common Calculations

Stiffness to Weight: Axial, points 13
14
Stiffness to Weight: Bending, points 23
25
Strength to Weight: Axial, points 17 to 27
22
Strength to Weight: Bending, points 17 to 23
21
Thermal Shock Resistance, points 15 to 25
16

Alloy Composition

Aluminum (Al), % 0 to 0.1
0
Carbon (C), % 0 to 0.050
0 to 0.12
Chromium (Cr), % 0 to 0.25
22 to 25
Cobalt (Co), % 5.0
0
Copper (Cu), % 0
0 to 0.75
Iron (Fe), % 61.4 to 63
54.8 to 64.8
Magnesium (Mg), % 0 to 0.1
0
Manganese (Mn), % 0 to 0.6
0.5 to 2.5
Molybdenum (Mo), % 0
0 to 0.75
Nickel (Ni), % 32
12 to 14
Niobium (Nb), % 0
0.7 to 1.0
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 0.030
Titanium (Ti), % 0 to 0.1
0
Zirconium (Zr), % 0 to 0.1
0