8.10 The pipe carrying steam at 3.5 MPa has an outer diameter of 450 mm and awall thickness of 10 mm. A gasket is inserted between the flange at one end of thepipe, and a flat plate is used to cap the end. (a) How many 40-mm-diameter boltsmust be used to hold the cap on if the allowable stress in the bolts is 80 MPa, ofwhich 55 MPa is the initial stress? (b) What circumferential stress is developed in thepipe?450 mm10 mmFIG. P8.10TIT TUTTECAD-1925

Given Diameter of bolt, d = 40 mm Pressure, P = 3.5 MPa Outer diameter, D = 450 mm Thickness, t =…

Answered: 3.10 The pipe carrying steam at 3.5 MPa…

Elements Of Electromagnetics

7th Edition

ISBN:9780190698614

Author:Sadiku, Matthew N. O.

Publisher:Sadiku, Matthew N. O.

ChapterMA: Math Assessment

Section: Chapter Questions

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A pipe carrying steam at 3.5 MPa has an outside diameter of 450 mm and a wall thickness of 10 mm. A gasket is inserted between the flange at one end of the pipe and a flat plate used to cap the end. How many 47-mm-diameter bolts must be used to hold the cap on if the allowable stress in the bolts is 80 MPa, of which 55 MPa is the initial stress?
A pipe carrying steam at 3.5 MPa has an outside diameter of 450 mm and a wall thickness of 10 mm. A gasket is inserted between the flange at one end of the pipe and a flat plate used to cap the end. How many 40-mm-diameter bolts must be used to hold the cap on if the allowable stress in the bolts is 105 MPa, of which 55 MPa is the initial stress? What circumferential stress is developed in the pipe? Why is it necessary to tighten the bolt initially, and what will happen if the steam pressure should cause the stress in the bolts to be twice the value of the initial stress? *
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