Fastenings Flashcards
Taps are used to cut what type of thread?
Caspar Tyser
Internal Threads.
A die is used to cut what type of thread?
Caspar Tyser
External Threads.
Is Riveting considered to be a permanent method of joining components?
Caspar Tyser
Yes it is.
Whilst threading what is the die held in?
Caspar Tyser
A die stock.
What method of fixing do Machine screws provide?
Caspar Tyser
A Temporary method of fixing, suitable for all kinds of material.
What are the different types of nail heads?
-Krystian S
Oval nail
Lost head nail
Flat head nail
What are the different arrangements that can be used for nailing into timber which avoid splitting?
-Krystian S
Staggered nailing
Dovetail nailing
What size is the clearance hole for a screw?
-Krystian S
The diameter at the shank of the screw
What size is the pilot hole for a screw?
-Krystian S
The diameter at the core of the screw
What are taps used for
-Krystian S
Cutting internal threads
What is dovetail nailing?
-Oscar Lawson
Nailing at an angle to prevent the nails from pulling out
What is a pozi-drive screw?
-Oscar Lawson
a cross head, or Phillips screw with extra cross shapes to prevent slipping whilst driving in the screw
What is a slotted screw?
-Oscar Lawson
A screw with one horizontal notch for a flat head screwdriver
What are the advantages of using a slotted screw?
-Oscar Lawson
It can generate more torque as pozi-drive screws are designed to ‘skip’ with high torque
What are the advantages of using a pozi-drive screw?
-Oscar Lawson
It self aligns so doesn’t slip and is easier to drive the screw in
What size are clearance holes?
- Humphrey Marsh
The diameter as the shank of the screw