MET 331/EGR 346
Problems Chapter 3, Part 1
Problem 3-7
Given: An aluminum tube with the dimensions shown
Bar shortens when load is applied: = -0.004 in.
Find: F,
Solution:
A = 2.252 (2.25 2 x 0.120) 2 = 1.0204 in2
For aluminum, E 10 x 106 psi
Now write t

Calculating Stresses and
Selecting Tolerances
Force and Shrink Fits, Tolerance
Selection, Statistics and More!
the rest of Chapter 13
2014 Robert O. Meitz
EGR 444/MET 331 Engineering
Design
Slide 1
Stresses in Force & Shrink Fits
Because interference e

9/22/2014
Shear & Moment Diagrams
Eight facts and characteristics of
the diagrams that can help you
keep them straight!
2014 Robert O. Meitz
EGR 444/MET 331 Engineering
Design
Slide 1
Example 1 End Loading
z
The first step is to cut the beam and
apply sh

MET 331/EGR 346
Problems Chapter 11
1/4
Problem 11-3
Given: V-belt sheave, ASTM A48 Class 20A gray cast iron, T = 1112 lb-in, D = 1.75 in.
Key material: SAE 1020 CD or SAE 1028
Find: Key dimensions: L, W, H
Solution:
From Table 11-1, use 3/8-in square key

SARA HOANG
EGR 444
HOMEWORK 6
Use table 4-2 draw a complete Mohrs circle, find the principal stresses and the maximum shear stress, and draw the principal
stress element and the maximum shear stress element. Any stress components not shown are assumed to

SARA HOANG
EGR 444
HOMEWORK 5
6. A heavy door on a furnace swings upward to permit access to the interior of the furnace. During
various modes of operation, the door and its hinge assembly temperature of 50F to 500F. The nominal
diameter of each hinge pin

Sara Hoang 1
EGR444 Homework 4
36. Figure P3-36 shows a beam made from 4 in steel pipe. Compute the deflection at point A and B for
two cases: (a) the simple cantilever (b) the supported cantilever
Solutions:
Objective:
find the deflection point of AB of

Sara Hoang 1
EGR444 Homework 3
25. Compute the torsional shear stress in a solid circular shaft having a diameter of 1.25 in that is transmitting 110
hp at a speed of 560 rpm.
Solutions:
Objectives:
Computethe torsional shear stressa solid circular shaf t

Sara Hoang 1
EGR444 homework 1
7. An aluminum rod is made in the form of a hollow square tube, 2.25in outside, with a wall thickness of 0.120in.
Its length is 16.0in. What axial compressive force would cause the tube to shorten by 0.004in? Compute the
res

EGR 444
Project design Fall 2015
Blake
Stephen
Martin
Sara Hoang
Table of Contents
Problem Statement
1
Design Objective
2
Functions of Device
3
Requirements 4
Selection criteria
5
Selected Design6
Decisions Analysis Chart
1
Considerations of alternative t