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K94200 Alloy vs. AWS E309H

Both K94200 alloy and AWS E309H are iron alloys. There are 18 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 K94200 alloy and the bottom bar is AWS E309H.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
200
Elongation at Break, % 5.0 to 32
34
Poisson's Ratio 0.34
0.27
Shear Modulus, GPa 54
78
Tensile Strength: Ultimate (UTS), MPa 500 to 710
620

Thermal Properties

Melting Onset (Solidus), °C 1440
1370
Specific Heat Capacity, J/kg-K 500
480
Thermal Conductivity, W/m-K 15
15
Thermal Expansion, µm/m-K 5.0
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.1
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.5

Otherwise Unclassified Properties

Density, g/cm3 8.2
7.8

Common Calculations

Stiffness to Weight: Axial, points 9.8
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 17 to 24
22
Strength to Weight: Bending, points 17 to 22
21
Thermal Diffusivity, mm2/s 3.7
4.0
Thermal Shock Resistance, points 49 to 70
16