...
Module
1
Fundamentals of
machine design
Version 2 ME, IIT Kharagpur
2a
σ
ε
(b) Plasticity- This is associated with the permanent deformation of material
when the stress ... composition of 88% Cu, 10% Sn and 2% Zn. Brass is a
Cu-Zn alloy with the typical composition of red brass of 85% Cu , 15% Zn.
Q.6: List at least five important non-metals commonly us...
... or
manufacture a product range. The range of operational speeds of a
machine or the range of powers of a typical machine may be also as per a
series of preferred numbers.
Version 2 ... Kamalesh, Design of Machine Elements,
Prentice Hall of India, New Delhi, 2003.
4. Chapman, W.A.J., Workshop Technology (part 2), ELBS, 4
th
edition, 1975
5. Maitra, G.M., Ha...
... strains may be derived in terms of these displacements.
2.3.2 Normal strains
Consider an element AB of length δx ( figure-2.3.2.1). If displacement of end A is
u, that of end B is
u
u
x
∂
+δ
∂
x
...
discussed.
2.3.9 Reference for Module-2
1) Mechanics of materials by E.P.Popov, Prentice hall of India, 1989.
2) Mechanics of materials by Ferdinand P. Boer, E. Russel...
... applications.
4.1.1 Introduction: Types of fasteners
A machine or a structure is made of a large number of parts and they need be
joined suitably for the machine to operate satisfactorily. Parts ... the end of this lesson, the students should have the knowledge of
• Fasteners and their types: permanent and detachable fasteners.
• Different types of pin joints.
• Di...
...
Instructional Objectives
At the end of this lesson, the students should have the knowledge of
• Different types of bolts, screws and studs.
• Some details of tapping and set screws.
• Thread ... standard nut.
There are different forms of bolt and screw heads for a different usage. These
include bolt heads of square, hexagonal or eye shape and screw heads of
hexagonal,...
... textbook of machine design by P.C.Sharma and D.K.Agarwal,
S.K.Kataria and sons, 1998.
2) The elements of machine design by S.J.Berard and E.O.Waters, D.Van
Nostrand Company, 1927.
3) Design of machine ... therefore of 20mm bore size, 6mm wall
thickness and 60 mm long.
5.2.4 Summary of this Lesson
Detailed design procedure of a rigid flange coupling has been...
... factor of safety let d = 10 mm.
Q.2. A single square thread power screw is to raise a load of 50 KN. A screw
thread of major diameter of 34 mm and a pitch of 6 mm is used. The
coefficient of friction ... pitch of 2
mm. The frictional coefficient is 0.15 for both the threads and the collar. The
collar has a frictional diameter of 16 mm. The handle is made of steel with...
... used in the
design of leaf springs.
7.3.6 Standard sizes of leaf spring
Width (mm) : 25-80 mm in steps of 5mm
Thickness (mm) : 2-8 mm in steps of 1mm, 10-16 mm in steps of 2mm
Version ... spring
• Types of leaf springs
• Design theme of leaf springs
• Laminated spring and its modifications
7.3.1 Leaf Springs
In order to have an idea of working princi...
... understand:
• Basic failure mechanisms of riveted joints.
• Concepts of design of a riveted joint.
1. Strength of riveted joint:
Strength of a riveted joint is evaluated taking all ...
Design of Permanent
Joints
Version 2 ME , IIT Kharagpur
Lesson
2
Design of Riveted Joints
Version 2 ME , IIT Kharagpur
Instructional Objectives:
At t...
... weld of size 10 mm to be done on each
side of Tee joint with convex contour, the weld symbol will be as following
10
Version 2 ME , IIT Kharagpur
Module
10
Design of Permanent ... the end of this lesson, the students should be able to know:
• .Different types of welded joints.
• Factors that affect strength of a welded joint.
• Symbols and specifica...