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ASTM A182 Grade F122 vs. K94200 Alloy

Both ASTM A182 grade F122 and K94200 alloy are iron alloys. There are 22 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 ASTM A182 grade F122 and the bottom bar is K94200 alloy.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 190
140
Elongation at Break, % 23
5.0 to 32
Poisson's Ratio 0.28
0.34
Shear Modulus, GPa 76
54
Shear Strength, MPa 450
330 to 410
Tensile Strength: Ultimate (UTS), MPa 710
500 to 710
Tensile Strength: Yield (Proof), MPa 450
270 to 650

Thermal Properties

Melting Onset (Solidus), °C 1440
1440
Specific Heat Capacity, J/kg-K 470
500
Thermal Conductivity, W/m-K 24
15
Thermal Expansion, µm/m-K 13
5.0

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 10
2.7
Electrical Conductivity: Equal Weight (Specific), % IACS 12
3.0

Otherwise Unclassified Properties

Density, g/cm3 8.0
8.2

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 140
35 to 130
Resilience: Unit (Modulus of Resilience), kJ/m3 520
250 to 1460
Stiffness to Weight: Axial, points 14
9.8
Stiffness to Weight: Bending, points 24
21
Strength to Weight: Axial, points 25
17 to 24
Strength to Weight: Bending, points 22
17 to 22
Thermal Diffusivity, mm2/s 6.4
3.7
Thermal Shock Resistance, points 19
49 to 70