1. metric
2. buttress
3. square
4. NPT(national pipe threads)
NPT(national pipe threads)
1. crimped
2. honed
3. flared
4. bent
bent
1. lighter and easier to handle
2. greater shock absorption
3. smoother inside walls
4. all of the above
all of the above
1. big of cotter joint
2. sleeve and cotter joint
3. spigot socket cotter joint
4. knuckle joint
big of cotter joint
1. butt weld
2. fillet weld
3. sleeve weld
4. socket weld
butt weld
1. be across threaded portion of shank
2. be parallel to axis of bolt
3. be normal to threaded portion of shank
4. never be across the threaded portion
never be across the threaded portion
1. compression
2. tension
3. shear
4. combined loads
tension
1. to produce torque
2. for speed reduction
3. to obtain variable speeds
4. to increase efficiency of system
to obtain variable speeds
1. reducing stress concentration
2. ease of manufacture
3. safety
4. fullering and caulking
fullering and caulking
1. bolted joint
2. knuckle joint
3. cotter joint
4. universal joint
cotter joint