The cold-drawn steel shaft has an ultimate strength of 1350 MPa, yield strength of 1200 MPa, and Brinell hardness of 385. The shaft is subjected to a completely reversed bending moment of 110 N.m, and a steady torsion of 70 N.m. Find the shaft diameter for an indefinite life using DE-Goodman failure criteria, and design safety factor of 2.2. For the first trial, use shaft diameter d, = 20 mm, K = 1.98 and Ks = 1.49. Show all calculations.

The cold-drawn steel shaft has an ultimate strength of 1350 MPa, yield strength of 1200 MPa, and Brinell hardness of 385. The shaft is subjected to a completely reversed bending moment of 110 N.m, and a steady torsion of 70 N.m. Find the shaft diameter for an indefinite life using DE-Goodman failure criteria, and design safety factor of 2.2. For the first trial, use shaft diameter d, = 20 mm, K = 1.98 and Ks = 1.49. Show all calculations.

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

Problem 1.1MA

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