A 27-mm-diameter steel [E = 194 GPa; a = 11.2x10-6/°C] bolt is used to connect two rigid parts of an assembly. The bolt length is a = 125 mm. Determine the minimum clamping force that must be provided by the bolt when T₁ = 23°C so that the clamping force it exerts when T2 = 60°C is at least 1.8 kN.

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Dependence on mechanical properties

The mechanical properties of materials are those structures that include the reaction to the load used. Metal switching features determine the scope of the usefulness of the content and establish the expected service life. Machine structures are also used to help distinguish and identify material objects. The most common mechanical properties considered are strength, ductility, stiffness, impact resistance, and resilience to fractures.