Applied Mechanics and Strength of Materials

Applied Mechanics and Strength of Materials
اسم المؤلف
A. B. CLEMENS
التاريخ
7 ديسمبر 2018
المشاهدات
التقييم
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Applied Mechanics and Strength of Materials
Prepared Under Supervision of
A. B. CLEMENS
DIRECTOR, MECHANICAL SCHOOLS, INTER
NATIONAL CORRESPONDENCE SCHOOLS
CONTENTS
NOTE. This volume is made
up of a number of separate parts, or sections,
as indicated by their titles, and the page numbers of each usually begin with 1. In
this list of contents the titles of the parts are given in the order in which they appear
in the book, and tinder each title is a full synopsis of the subjects treated.
LINK MECHANISMS
Pages
Relative Motions of Links 1-35
Introduction 1-2
General Kinematic Principles 3-8
Kinds of constrained motion; Plane motion of a rigid
body; Relative motion.
Levers 9-35
Steam-engine mechanism; Quick-return motions;
Straight-line motion; Universal joint.
GEARING
Toothed Gearing 1-46
Rolling Curves on Surfaces 1-4
Spur Gearing 5-32
General principles ; Involute systems ; Cycloidal, or
rolled-curve, system; Proportions of gear-teeth; Construction of tooth profiles.
Bevel Gearing 33-40
Spiral and Worm-Gearing 41-46
GEAR TRAINS AND CAMS
Gear Trains !~29
Engine-Lathe Gear Trains 6-14
Back-gear train; Screw-cutting train.
Epicyclic Trains 15-23vi CONTENTS
GEAR TRAINS AND CAMS (Continued)
Pages
Revolving Gear Trains 24-25
Reversing Mechanisms 26-29
Cams and Cam Trains 30-45
Rotary Cams 31-39
Sliding and Cylindrical Cams 40-41
Ratchet Mechanisms 42-45
PULLEYS AND BELTING
Belt Gearing , 1-33
Kinematics of Flexible Gearing 1-5
Length of Open and Crossed Belts 6-17
Power Transmission by Belt 18-22
Care and Use of Belting 23-26
Belt Connections for Non-Parallel Shafts 27-33
MATERIALS OF CONSTRUCTION
Metals 1-54
Iron 1-20
Manufacture and Properties of Iron 1-7
Forms of iron; Ores of iron; Separation of iron from
its ores; Blast furnace; Pig iron.
Cast Iron 3-16
Cupola; Characteristics of cast iron; Carbon in cast iron;
Silicon, sulphur, phosphorus, and manganese m cast iron ;
Change of volume of cast iron ; Chilled castings ; Malleable castings;’ Case-hardening malleable castings.
Wrought Iron 16-20
Purity of wrought iron ; Puddling furnace ; Siemens regenerative furnace; Puddling and rolling; Properties of
wrought iron; Defects of wrought iron.
Steel 21-42
Classification 21-22
Open-Hearth Steel and Bessemer Steel 23-26
Blister Steel and Shear Steel 27
Crucible Steel 28-30
Superiority of crucible steel ; Tool steel.
Electric Furnace Steel 30-31CONTENTS vii
MATERIALS OF .CONSTRUCTION (Continued)
Pages
Ingots and Steel Castings ……………………. 32-34
Ingots; Shaping of ingots; Defects in ingots; Steel
castings.
Alloy Steels ……………………………… 35-42
Tungsten steel; Air-hardening, or self-hardening, steel;
Manganese steel; Nickel steel; Chrome steel; Nickelchrome steel; Chrome-vanadium steel; Stainless steel;
Titanium steel.
Non-Ferrous Alloys ……………………….. 43-54
Brasses and Bronzes ……………………….. 43-47
Value of non-ferrous alloys; Brass; Bronze.
Bronze and Brass Castings ………………. 48
Miscellaneous Alloys ………………………. 48-51
Copper-nickel alloys; German silver; Silicon bronze;
Copper-manganese alloy; Babbitt metal; Solder.
Aluminum Alloys …………………………. 52
Magnalium; Duralumin; Aluminum-zinc alloys; Aluminum-copper alloy.
Special Alloys …..

………………………..
53~54
Die-casting alloys; Stellite.
Non-Metals ………………………………. 55-71
Mortars and Concrete ………………………. 55-59
Portland cement; Portland-cement concrete; Portlandcement mortar; Difference between mortar and concrete
;
Cement
;
Cement paste ; Proportioning of concrete ;
Methods of mixing concrete.
Timber ……………………………….
;
Characteristics of timber; Evergreen timber; Tropical
timber
;
Hardwood timber ; Wood preservatives.
Transmission Rope …………………………. 67-68
Manufacture of rope; Mounting of hemp rope.
Selection of Materials ……………………… 69~71
STRENGTH OF MATERIALS, PART 1
Stress, Deformation, and Elasticity ……………. 1-18
Stress and Deformation …………………….. 1- 2
Elasticity ………………………………..
3~ 5
6-7
Tension ………………………………….
Compression ………………………………viii CONTENTS
STRENGTH OF MATERIALS, PART I (Continued’)
Pages
Shear 9-10
Factors of
Safety 11-13
Pipes and Cylinders 14-18
Elementary Graphic Statics 19-26
Force diagram and equilibrium polygon; Composition of
moments; Graphic expressions for moments.
Beams 27-52
Definitions 27
Simple Beams 28-43
Reactions of
supports; Vertical shear; Bending moment;
Simple beam with uniform load; Simple beams with
mixed loads.
Overhung Beams and Cantilevers 44-52
STRENGTH OF MATERIALS, PART 2
Beams 1_15
Strength of Beams 1-10
Deflection of Beams 11-13
Comparison of Strength and Stiffness of Beams 14-15
Columns 16-22
Torsion and Shafts 23-28
Ropes and Chains . . 29-34
THE TESTING OF MATERIALS
Methods and
Appliances 1_39
Test Pieces 2-4
Apparatus for Testing Materials 5_14
Tension Test
15-17
Records of the Test 18-24
Compression Test 25-27
Method of making the test; Records of the test.
Transverse Test
28-31
Shearing and Torsion
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