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ACI-ASTM CN7M Steel vs. Nickel Beryllium 360

ACI-ASTM CN7M steel belongs to the iron alloys classification, while nickel beryllium 360 belongs to the nickel alloys. There are 23 material properties with values for both materials. Properties with values for just one material (10, in this case) are not shown.

For each property being compared, the top bar is ACI-ASTM CN7M steel and the bottom bar is nickel beryllium 360.

Metric UnitsUS Customary Units

Mechanical Properties

Elastic (Young's, Tensile) Modulus, GPa 200
200
Elongation at Break, % 44
1.0 to 30
Fatigue Strength, MPa 190
260 to 710
Poisson's Ratio 0.28
0.3
Shear Modulus, GPa 77
77
Tensile Strength: Ultimate (UTS), MPa 480
780 to 1860
Tensile Strength: Yield (Proof), MPa 200
380 to 1590

Thermal Properties

Melting Completion (Liquidus), °C 1410
1330
Melting Onset (Solidus), °C 1450
1200
Specific Heat Capacity, J/kg-K 470
460
Thermal Conductivity, W/m-K 21
48
Thermal Expansion, µm/m-K 15
14

Electrical Properties

Electrical Conductivity: Equal Volume, % IACS 1.6
5.0
Electrical Conductivity: Equal Weight (Specific), % IACS 1.8
5.4

Otherwise Unclassified Properties

Density, g/cm3 8.1
8.3

Common Calculations

Resilience: Ultimate (Unit Rupture Work), MJ/m3 170
12 to 190
Resilience: Unit (Modulus of Resilience), kJ/m3 110
360 to 3440
Stiffness to Weight: Axial, points 14
13
Stiffness to Weight: Bending, points 24
24
Strength to Weight: Axial, points 17
26 to 62
Strength to Weight: Bending, points 17
23 to 41
Thermal Diffusivity, mm2/s 5.6
13
Thermal Shock Resistance, points 12
19 to 46