1. A cast iron pipe of internal diameter 200 mm and thickness 50 mm carries water under a pressure of 5 N/mm². Calculate the tangential and radial stresses at the inner, middle (radius= 125 mm) and outer surfaces. [Ans. 13 MPa, 9.76 MPa, 8 MPa ;-5 MPa, -1.76 MPa, 0] 2. A cast iron pipe is to carry 60 m³ of compressed air per minute at a pressure of 1 N/mm². The velocity of air in the pipe is limited to 10 m/s and the permissible tensile stress for the material of the pipe is 14 MPa. Find the diameter of the pipe and its wall thickness. [Ans. 360 mm; 22 mm] 3. A seamless steel pipe carries 2000 m³ of steam per hour at a pressure of 1.2 N/mm². The velocity of flow is 28 m/s. Assuming the tensile stress as 40 MPa, find the inside diameter of the pipe and its wall [Ans. 160 mm; 5.4 mm] thickness. 4. Compute the dimensions of a flanged cast iron pipe 200 mm in diameter to carry a pressure of 0.7 N/mm². [Ans. 1 = 20 mm; d = 16 mm; n = 8; 1,33 mm; B = 37 mm ; D = 314 mm ; D = 284 mm] 5. Design an oval flanged pipe joint for pipes of internal diameter 50 mm subjected to a fluid pressure of 7 N/mm². The maximum tensile stress in the pipe material is not to exceed 21 MPa and in the bolts 28

1. A cast iron pipe of internal diameter 200 mm and thickness 50 mm carries water under a pressure of 5 N/mm². Calculate the tangential and radial stresses at the inner, middle (radius= 125 mm) and outer surfaces. [Ans. 13 MPa, 9.76 MPa, 8 MPa ;-5 MPa, -1.76 MPa, 0] 2. A cast iron pipe is to carry 60 m³ of compressed air per minute at a pressure of 1 N/mm². The velocity of air in the pipe is limited to 10 m/s and the permissible tensile stress for the material of the pipe is 14 MPa. Find the diameter of the pipe and its wall thickness. [Ans. 360 mm; 22 mm] 3. A seamless steel pipe carries 2000 m³ of steam per hour at a pressure of 1.2 N/mm². The velocity of flow is 28 m/s. Assuming the tensile stress as 40 MPa, find the inside diameter of the pipe and its wall [Ans. 160 mm; 5.4 mm] thickness. 4. Compute the dimensions of a flanged cast iron pipe 200 mm in diameter to carry a pressure of 0.7 N/mm². [Ans. 1 = 20 mm; d = 16 mm; n = 8; 1,33 mm; B = 37 mm ; D = 314 mm ; D = 284 mm] 5. Design an oval flanged pipe joint for pipes of internal diameter 50 mm subjected to a fluid pressure of 7 N/mm². The maximum tensile stress in the pipe material is not to exceed 21 MPa and in the bolts 28

Mechanics of Materials (MindTap Course List)

9th Edition

ISBN:9781337093347

Author:Barry J. Goodno, James M. Gere

Publisher:Barry J. Goodno, James M. Gere

Chapter8: Applications Of Plane Stress (pressure Vessels, Beams, And Combined Loadings)

Section: Chapter Questions

Problem 8.2.5P: A hemispherical window (or viewport) in a decompression chamber (see figure) is subjected to an...

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