Current Attempt in ProgressThe axial assembly consists ofa solid 0.88-in.-diameter aluminum alloy (E = 8900 ksi, v = 0.33, a = 13 x 10-6/°F] rod (1) and asolid 1.78-in.-diameter bronze [E = 14800 ksi, v = 0.2.a = 8.4 x 10 6/°F] rod (2). Assume L=14 in., Ly-21 in. If the supports at A and Care rigid and the assembly is stress free at 17°F, determine:(a) the normal stresses o.02 in both rods at 183°F (positive if tensile, negative if compressive).(b) the displacement ug of flange B (positive if to the right, negative to the left).(c) the change in diameter Ad of the aluminum rod.%3D!!BAnswers:ksiksi, o2 =(a) o1%3Din.(b) ug-in.(c) Adi

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Answered: The axial assembly consists of a solid…

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter14: Material Selection

Section: Chapter Questions

Problem 3ETSQ

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Specify a suitable aluminum casting alloy for a bar with square crosssection. Length of one side of the cross-section is 50 mm. The bar is subjected toan impact loading with a tensile force of 60 kN
A 750-MM SHAFT IS COMPOSED OF STEEL AND ALUMINUM PARTS. DETERMINE THE CENTROIDAL Y (IN MM) OF THE SHAFT IF THE DENSITY OF STEEL p, = 7800 KG/M AND THE DENSITY OF ALUMINUM PA = 9.75 x 102 LB/IN. HINT: USE INTEGRATION IN OBTAINING THE FORMULA FOR THE VOLUME AND CENTROID OF A FRUSTUM OF A CONC.. STEEL ALUMINUM END I 20 mm 40 mm (RAD) END 2 60 mm 130 mm (DIA)
Assume following conditions: A514 high strength steel, oys=690 MPa; Kic = 165 MPavm; C = 1.35 x 10 – 10 m/(MPavm)" per cycle; n=2.25 ao=7.6mm, edge crack in tension (M=1.12) omax = 310 MPa; omin = 172 MPa; Ao = 138 MPa. %3! Determine fatigue life.
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An A36 steel plate with width of 400 mm and thickness of 12 mm is to beconnected to a plate of the same width and thickness by 34 mm diametersbolts, as shown in the figure (next slide). The holes are 2 mm larger thanthe bolt diameter. The yield strength of the steel plate is Fy = 248 MPa.Assume allowable tensile stress on net area is 0.60Fy. It is required todetermine the value of b such that the net width along bolts 1-2-3-4 isequal to the net width along bolts 1-2-4.a. Calculate the value of b in mm.b. Calculate the value of the net area for tension in plates in mm².c. Calculate the value of P so that the allowable tensile stress on net areawill not be exceeded.(Use at least 2 decimal points on your answers.)

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