Machine Drawing

138 Machine Drawing dharm d:\N-Design\Des8-1.pm5 Seventh Print 6. Electrical resistance – 10^14 ohms cm 7. Modulus of elasticity ...

Pipe Joints 139 dharm d:\N-Design\Des8-1.pm5 Seventh Print Table 8.2 PVC pipe fittings—technical data Description size in mm Inc ...

140 Machine Drawing dharm d:\N-Design\Des8-1.pm5 Seventh Print 4. The joint is held firmly without slipping for 2 minutes and al ...

Pipe Joints 141 dharm d:\N-Design\Des8-1.pm5 Seventh Print THEORY QUESTIONS 8.1 What is the criteria for selecting the pipe mate ...

142 PULLEYS 9 9.1 Introduction Power transmission between shafts is achieved either through gear or belt drives. In the latter c ...

Pulleys 143 dharm d:\N-Design\Des9-1.pm5 Seventh Print 12 65 40 50 132138 145 f 36 18 (a) X X KEYWAY, 8 4 ́ f 36 (^2020) X X 18 ...

144 Machine Drawing dharm d:\N-Design\Des9-1.pm5 Seventh Print 35 X-X 5 15 f 90 f 80 f 20 f 40 KEYWAY, 6 3 ́ X X Fig. 9.2 Pulley ...

Pulleys 145 dharm d:\N-Design\Des9-1.pm5 Seventh Print 9.2.1.4. Fast and Loose Pulleys When a number of machines are operated fr ...

146 Machine Drawing dharm d:\N-Design\Des9-1.pm5 Seventh Print 9.2.2.1. Step Cone Pulley (for V-belt ) The principle and the pur ...

Pulleys 147 dharm d:\N-Design\Des9-1.pm5 Seventh Print 20 16 16 16 16 5 3 5 5 5 35 13.5 16 16 16 5 5 5 5 3 × 45° 115 45 (a) KEYW ...

148 Machine Drawing dharm d:\N-Design\Des9-1.pm5 Seventh Print 60 X X f 170 25 15 f 260 X–X 8 25 258 10 R35 5 ROPE, DIA 20^70 f ...

Pulleys 149 dharm d:\N-Design\Des9-1.pm5 Seventh Print (a) armed pulley, (b) pulley with a web., The pulleys are to be mounted o ...

150 RIVETED JOINTS 10 10.1 Introduction Riveted joints are permanent fastenings and riveting is one of the commonly used method ...

Riveted Joints 151 dharm d:\N-Design\Des10-1.pm5 Pressure may be applied to form the second rivet head, either by direct hammeri ...

152 Machine Drawing dharm d:\N-Design\Des10-1.pm5 dd 0.7 d 1.6 d Snap head 0.7 d 2d R = 1.7 D 0.6 d 1.76 d R = 3.5 d R High butt ...

Riveted Joints 153 dharm d:\N-Design\Des10-1.pm5 90° 91.5° 96° 91° Fig. 10.4 Structural rolled steel sections 3d t 1.5 d 1.5 d 1 ...

154 Machine Drawing dharm d:\N-Design\Des10-1.pm5 10 10 p 75 XX– 10 10 45 75 225 105 30 30 400 X X Fig. 10.7 Built-up girder How ...

Riveted Joints 155 dharm d:\N-Design\Des10-1.pm5 of rivets used in the joint, lap joints are further classified as single rivete ...

156 Machine Drawing dharm d:\N-Design\Des10-1.pm5 Figure 10.9 shows a single riveted lap joint. The size of the rivet, d is take ...

Riveted Joints 157 dharm d:\N-Design\Des10-1.pm5 In a single strap butt joint, the thickness of the strap (cover plate) is given ...