Rivets and materials
What is generally the best procedure to use when removing a solid shank rivet?
Drill to the base of the manufactured rivet head with a drill one size smaller than the rivet shank and remove the rivet with a punch.
What is indicated by a blacky "Smokey" residue streaming back from some of an aircraft
Fretting corrosion is occurring between the rivets and the skin
The dzus turnlock fastener consist of stud,grommet, and receptacle. The stud strength is measured in?
Hundredths of an inch
Which statement is true Regarding the inspection of a stressed skin metal wing assembly known to have been critically loaded ?
If genuine rivet tipping has occurred, groups of consecutive rivet heads will be tipped in the same direction.
Which rivets should be selected to join two sheets of .032-inch aluminum?
MS20470AD-4-4
When an ms2040d rivet is installed, it's full shear strength is obtained
Only after a period of age hardening
When riveting dissimilar metals together, what precautions must be taken to prevent an electrolytic action?
Place a protective separator between areas of potential electrical difference.
Which of the following need not be considered when determining minimum river spacing
Rivet length
What type load cause the most rivers failures ?
Shear
A DD rivet is best treated before use to
Soften to facilitate riveting
The identifying mark on the heads of the aluminum alloy rivets indicate the
Specific alloy used in the manufacture of the rivets.
A sheet metal repair is to be made using two pieces of 0.040-inch aluminum riveted together. All rivet holes are drilled for 3/32-inch rivets. The length of the rivets to be used will be
1/4 inch
The dimensions of an MS2043AD-4-8 rivets are
1/8 inch in diameter and 1:/2 inch long
Which rivet may be used as received without further treatment?
2117-T3
A sheet metal repair is to be made using two pieces of 0.0625- inch aluminum riveted together. All river holes are drilled 1/8 rivets. The length of the rivets to be used will be
5/16
The length of rivets to be chosen when making a structural repair that involves the joining of 0.032 inch and a 0.064 inch aluminum sheet, drilled with a No. 30 drill, is
5/16
Which rivets is used for riveting magnesium alloy structures ?
5056 aluminum
How many MS20470 AD-4-6 rivets will be required to attach a 10 x 5 inch plate, using a single row of rivets, minimum edge distance, and 4D spacing?
56
The installation of cherryMax and Olympic-Lok rivets is accomplished by utilizing
A pulling tool
What is the minimum edge distance allowed for aluminum alloy single lap sheet splices containing a single row of rivets as compared to a joint with multiple rows,all rivers being equal in diameter ?
The minimum edge distance for the single row is equal to that for multiple row
What is one of the determining factors which permits machine countersinking when flush riveting?
Thickness of the material is greater than the thickness of the rivet head.
What is the minimum spacing for a single row of aircraft rivets ?
Three times the diameter of the rivet shank.
What is the purpose of refrigerating 2017 and 2024 aluminum alloy rivets after heat treatment
To retard age hardening.
Which procedure is correct when using a reamer to finish a drilled hole to the correct size
Turn the reamer only in the cutting direction
What is the minimum edge distance for aircraft rivers
Two times the diameter of the rivet shank
MS20426AD-6-5 indicates a countersunk rivet which has
an overall length of 5/16 inch
Threaded rivets (Rivnuts) are commonly used to
attach parts or components with screws to sheet metal.
Alloy 2117 rivets are heat treated
by the manufacturer and do not require heat treatment before being driven.
Rivet pitch is the distance between the?
centers of adjacent rivets in the same row.
River gauge, or transverse pitch is the distance between the
centers of rivets in adjacent rows.
A factor which determines the minimum space between rivets is the
diameter of the rivets being used.
Most rivets used in aircraft construction have
dimples
A rivet set used to drive MS20470 rivets should
have a slightly greater radius than the rivet head.
Under certain conditions, type A rivets are not used because of their
low strength characteristics
The shop head of a rivet should be
one and one-half times the diameter of the rivet shank.
The length of a rivet to be used to join a sheet of .032 inch and .064 inch aluminum alloy should be equal
one and one-half times the rivet diameter plus .096 inch.
Joggles in removed rivet shanks would indicate partial
shear failure
A well-designed rivet joint will subject the rivets to
shear loads
Mild steel rivets are used for riveting
steel parts
Which rivet is used for riveting nickel-steel alloys?
Monel
Heat treated rivers in the D and DD series that are not driven within the prescribed time after heat treatment or removal from refrigeration
Must be reheat treated before use
