A polymer cylinder (2) is clamped between rigid heads by two steel bolts (1). The steel [E = 29,000 ksi; a = 6.5x10-6/°F] bolts have a diameter of 0.30 in. The polymer [E = 370 ksi; a = 38.3x 10 6/F] cylinder has an outside diameter of 6.6 in. and a wall thickness of 0.75 in. Assume a = 29 in. and b= 37 in. If the temperature of this assembly changes by AT = 135°F, determine: (a) the normal stress in the polymer cylinder. (b) the normal strain in the polymer cylinder. c) the normal strain in the steel bolts. (1) (2) (1) Answer: (a) 02 = psi. (b) E2 = (c) E1 =

A polymer cylinder (2) is clamped between rigid heads by two steel bolts (1). The steel [E = 29,000 ksi; a = 6.5x10-6/°F] bolts have a diameter of 0.30 in. The polymer [E = 370 ksi; a = 38.3x 10 6/F] cylinder has an outside diameter of 6.6 in. and a wall thickness of 0.75 in. Assume a = 29 in. and b= 37 in. If the temperature of this assembly changes by AT = 135°F, determine: (a) the normal stress in the polymer cylinder. (b) the normal strain in the polymer cylinder. c) the normal strain in the steel bolts. (1) (2) (1) Answer: (a) 02 = psi. (b) E2 = (c) E1 =

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

A polymer cylinder (2) is clamped between rigid heads by two steel bolts (1). The steel [E = 29,000 ksi; a = 6.5x10-6/°F] bolts have a
diameter of 0.30 in. The polymer [E = 370 ksi; a = 38.3x 10-6/°F] cylinder has an outside diameter of 6.6 in. and a wall thickness of 0.75
in. Assume a = 29 in. and b = 37 in. If the temperature of this assembly changes by AT = 135°F, determine:
(a) the normal stress in the polymer cylinder.
(b) the normal strain in the polymer cylinder.
(c) the normal strain in the steel bolts.
%3D
%3D
%3D
%3D
(1)
C
(2)
a
(1)
b.
Answer:
(a) 02 =
psi.
(b) E2 =
3d
(c) E1 =

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