Riveting Flashcards
What is riveting used for?
Joining flat sheets of metal together
Gap fill - riveting process
Two pieces of metal are __________ and drilled, a rivet passes through the holes and the end of the _____ shaft is then ________ over to join the sheets.
Overlapped, rivet, hammered
when is pop riveting used?
Its is used when the underside of the joint is inaccessible
What are the three types of riveting? (3)
Pop, hot, cold
What are the three ways of bonding without heat? (3)
Riveting, nuts and bolts, seams
True or False?
Riveting is not a permanent joining technique
False
Why is hot riveting more time consuming than cool riveting?
It takes time to heat the the rivet
In hot riveting, which part of the rivet is heated?
The shank which is opposite to the head
Which method requires more pressure to complete?
Cold riveting or hot riveting
Cold riveting
Why is more pressure needed in cold riveting as opposed to hot riveting?
the rivet is heated to a mouldable temperature so it deforms when hammered into the hole instead of being forced in.
What’s the first step in all riveting methods?
Drilling holes on the pieces for the passage of the rivets
True or false?
Hot riveting usually leads to leak-poof joints
True
Complete the sentence
The shank of a rivet is subjected to sheer stress and…
Tensile stress
True or false?
In cold riveting, shank of the rivet is subjected to shear stress only.
True
Should cold riveting be used for fluid tight joining purposes?
No, cold riveting is not fluid tight
Complete the sentence
Hot riveting is suitable for a rivet diameter that is above 10mm and…
Ferrous metals
Gap fill - cold bonding materials/specifications
Cold riveting is suitable for ___________ metals (such as aluminum, _____, etc.) of a _____ diameter.
non-Ferrous, brass, small
True or false
Pop riveting can only be used to join metals
False, can be used to join metal and plastic
Gap fill - pop riveting
The rivet ______ are pushed on to the pin of the rivet and the handles are pulled ________. As this happens the pin head is pulled into the rivet and the end of the rivet is expanded. Eventually the pin will _____ off leaving the rivet permanently _____ in position holding the two pieces together.
Pliers, together, break, fixed
What’s the first stage in pop riveting?
It is done by drilling a hole in the material then feeding the rivet through.
