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K94200 Alloy vs. ACI-ASTM CB7Cu-1 Steel

Both K94200 alloy and ACI-ASTM CB7Cu-1 steel are iron alloys. There are 21 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 ACI-ASTM CB7Cu-1 steel.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 140
190
Elongation at Break, % 5.0 to 32
5.7 to 11
Poisson's Ratio 0.34
0.28
Shear Modulus, GPa 54
76
Tensile Strength: Ultimate (UTS), MPa 500 to 710
960 to 1350
Tensile Strength: Yield (Proof), MPa 270 to 650
760 to 1180

Thermal Properties

Melting Onset (Solidus), °C 1440
1500
Specific Heat Capacity, J/kg-K 500
480
Thermal Conductivity, W/m-K 15
17
Thermal Expansion, µm/m-K 5.0
11

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 2.7
2.0
Electrical Conductivity: Equal Weight (Specific), % IACS 3.0
2.3

Otherwise Unclassified Properties

Density, g/cm3 8.2
7.8

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 35 to 130
71 to 120
Resilience: Unit (Modulus of Resilience), kJ/m3 250 to 1460
1500 to 3590
Stiffness to Weight: Axial, points 9.8
14
Stiffness to Weight: Bending, points 21
25
Strength to Weight: Axial, points 17 to 24
34 to 48
Strength to Weight: Bending, points 17 to 22
28 to 35
Thermal Diffusivity, mm2/s 3.7
4.6
Thermal Shock Resistance, points 49 to 70
32 to 45