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ASTM A369 Grade FP9 vs. K94200 Alloy

Both ASTM A369 grade FP9 and K94200 alloy are iron alloys. There are 22 material properties with values for both materials. Properties with values for just one material (11, in this case) are not shown.

For each property being compared, the top bar is ASTM A369 grade FP9 and the bottom bar is K94200 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
140
Elongation at Break, % 20
5.0 to 32
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 75
54
Shear Strength, MPa 300
330 to 410
Tensile Strength: Ultimate (UTS), MPa 470
500 to 710
Tensile Strength: Yield (Proof), MPa 240
270 to 650

Thermal Properties

Melting Onset (Solidus), °C 1410
1440
Specific Heat Capacity, J/kg-K 480
500
Thermal Conductivity, W/m-K 26
15
Thermal Expansion, µm/m-K 13
5.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 9.0
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 10
3.0

Otherwise Unclassified Properties

Density, g/cm3 7.8
8.2

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 80
35 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 140
250 to 1460
Stiffness to Weight: Axial, points 14
9.8
Stiffness to Weight: Bending, points 25
21
Strength to Weight: Axial, points 17
17 to 24
Strength to Weight: Bending, points 17
17 to 22
Thermal Diffusivity, mm2/s 6.9
3.7
Thermal Shock Resistance, points 13
49 to 70