A typical aluminum-alloy scuba diving tank is shown in the figure. The outside diameter of the tank is 165mm and the wall thickness is 15mm. If the air in the tank is pressurized to 18.0MPa, determine: (a) the longitudinal and hoop stresses in the wall of the tank. (b) the maximum shear stress in the plane of the cylinder wall. (c) the absolute maximum shear stress on the outer surface of the cylindrical wall.

A typical aluminum-alloy scuba diving tank is shown in the figure. The outside diameter of the tank is 165mm and the wall thickness is 15mm. If the air in the tank is pressurized to 18.0MPa, determine: (a) the longitudinal and hoop stresses in the wall of the tank. (b) the maximum shear stress in the plane of the cylinder wall. (c) the absolute maximum shear stress on the outer surface of the cylindrical wall.

Materials Science And Engineering Properties

1st Edition

ISBN:9781111988609

Author:Charles Gilmore

Publisher:Charles Gilmore

Chapter9: Time, Temperature, And Mechanical Properties

Section: Chapter Questions

Problem 9.3P

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Question

A typical aluminum-alloy scuba diving tank is shown in the figure. The outside diameter of the tank is 165mm and the wall thickness is
15mm. If the air in the tank is pressurized to 18.0MPa, determine:
(a) the longitudinal and hoop stresses in the wall of the tank.
(b) the maximum shear stress in the plane of the cylinder wall.
(c) the absolute maximum shear stress on the outer surface of the cylindrical wall.
Answers:
MPa
MPa
MPa
MPa
(a) Olong=
Thoop=
(b) Tmax=
(c) Tabs max=
Mi
i
i
i

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