3272-6 har/mat (6.9)

A countersunk rivet of the ‘SP’ series has a head style of. 20 °. 90 °. 100 °.

The coding of a British rivet indicates. length and diameter. head type and colour. material and head type.

A factor which determines the minimum space between rivets is the. thickness of the material being riveted. diameter of the rivets being used. length of the rivets being used.

Joggles in removed rivet shanks would indicate partial. torsion failure. shear failure. bearing failure.

A rivet that has 5% magnesium is identified as. anodic violet and has an X. anodic green and has an X. natural and has an m.

Identification of British aluminium alloy rivets is with. a part number on the head. a letter and number code. a colour and number stamped on the head.

If you can only gain limited access to both sides of a structure, what would you use to repair the structure?. hylok. blind rivet. pop rivet.

Alloy rivets are heat treated by. solution treating. annealing. anodising.

When a solid rivet is formed it only holds 75% of its shear strength, the other 25% comes from. leaving assembly for 4 days to age harden. heating the completed assembly. cooling completed assembly.

A rivet with no marking has the material code. AD. A. D.

Rivet MS20426 has what head type?. CSK. Universal. Round.

What is meant by the term Pitch Ratio?. The area of contact between the two sheets of metal when joining by rivets. The distance between the hole and the edge of the material. The distance between two holes.

The length of solid rivets is in graduations of. 1/16 inch. 1/8 inch. 1/4 inch.

What would be the diameter and length of a solid rivet if the following markings are given, AS 162-408?. ¼ inch dia, ½ inch length. ½ inch dia, 1 inch length. 1/8 inch dia, ½ inch length.

What would the marking .5 indicate after the normal part number of a solid rivet?. The rivet length in graduations of 1/8 inch. The diameter of the rivet is half an inch. Indicates close tolerance rivet.

What is the pressure range for the Avdel Riveter type F?. 60 to 80 psi. 20 to 60 psi. 40 to 60 psi.

What is the length of the operation stroke of the Avdel Riveter type F?. ½ inch. 7/8 inch. 1 inch.

If a sheet of aluminium alloy of 0.032 and 0.064 is to be joined together the rivet should be. 0.032 plus 2D. 0.096 plus 1.5 D. 0.064 plus 1D.

Where would a pop rivet with a break stem mandrel be used?. In a closed structure. Where the head can be retrieved. Any situation calling for a pop rivet.

A chobert rivet gun may be used. until the end has worn 0.002 inch below nominal diameter. indefinately. once only.

Avdel rivets are closed by. a tapered mandrel. broaching. squeezing.

Countersunk rivets have two angles of countersink, these are. 100 - 115 degrees. 125 - 135 degrees. 100 -160 degrees.

On a CHERRY MAX rivet, after the riveting process the mandrel section or stem is. is ground down flush to rivet head. discarded. remains in the rivet sleeve to provide mechanical strength.

On a structural repair, what type of rivet would you use when the back side cannot be accessed?. Pop rivet. Hi-loc rivet. Blind rivet.

What material is suitable for riveting steel?. Aluminium alloy. Monel. Copper.

Cadmium plated rivets should not be used where the temperature may exceed. 120 °C. 250 °C. 200 °C.

What rivets should be used with nickel alloy steel?. Aluminium Alloy. Mild Steel. Monel.

What is an advantage of a double flare on aluminium tubing?. Ease of construction. It is more resistant to the shearing effect of torque. It is less resistant to the shearing effect of torque.

What type loads cause the most rivet failures?. Bearing. Shear. Head.

A plate 10 inches by 5 inches is to be riveted with 3 rows of rivets, with the normal 4D rivet spacing and 2 D edge distance. The rivets are AN460AD4-6. How many rivets are required?. 60. 52. 56.

What type of heat treatment can be used on DD rivets?. Annealing. Precipitation. Solution Treatment.

The general rule for finding the proper rivet diameter is. three times the thickness of the thickest sheet. three times the thickness of the material to be joined. two times the rivet length.

Cherrymax and Olympic-Lok rivets. utilize a rivet gun, special rivet set, and bucking bar for installation. may be installed with ordinary hand tools. utilize a pulling tool for installation.

Hole filling fasteners (for example, MS20470 rivets) should not be used in composite structures primarily because of the. increased possibility of fretting corrosion in the fastener. difficulty in forming a proper shop head. possibility of causing delamination.

The dimensions of an MS20430AD-4-8 rivets are. 1/8 inch in diameter and 1/4 inch long. 4/16 inch in diameter and 8/32 inch long. 1/8 inch in diameter and 1/2 inch long.

The primary alloying agent of 2024-T36 rivets is indicated by the number. 20. 2. 24.

Most rivets used in aircraft construction have. a raised dot. dimples. smooth heads without markings.

MS20426AD-6-5 indicates a countersunk rivet which has. a shank length of 5/16 inch (excluding head). an overall length of 5/16 inch. a shank length of 5/32 inch (excluding head).

Which rivet may be used as received without further treatment?. 2017-T3. 2117-T3. 2024-T4.

The information on rivet grip length is in which rivet code quadrant?. NW. SE. NE.

The NE rivet quadrant gives information on. diameter and manufactured head location. fastener identity. head data.

A square around the NW digit in the quadrant of a fastner would indicate. interference fit fastener. hi-lock to be used. fluid tight fastner.

The four quadrants on a quadrant rivet code system are designated. N, S, E, W. top-left, top-right, bottom-left, bottom-right. NW, NE, SE, SW.

When replacing a hydraulic pipe, where would you find the correct replacement part?. Parts catalogue. Maintenance schedule. Maintenance manual.

How are flexible hoses categorised?. By maximum pressure. By diameter. By length.

What are the rigid pipes on gas turbine engines made from?. Stainless steel. Aluminium alloy. Copper.

How would you test a hydraulic hose?. Pressure test 2.0 * working pressure. Pressure test 1.5 * working pressure. Pressure test 1.0 * working pressure.

To prevent damage to seals on fitment you would. compress and stretch them. use a cardboard protector over the threaded portions. use grease.

A pipe carrying lubricant would be identified by the colour. white. yellow. white and yellow.

Which material is a hydraulic fluid hose made from?. Rubber. Butyl. Teflon.

Hydraulic pipes are made from. 1100 or 2020 H14. annealed steel. 5056 or 7075.

The continuous coloured line on a hose assembly. identifies hose material. will assist in detection of any twist in an installed hose. identifies fluid compatibility of hose.

The storage life of a flexible hose can be up to but not exceeding. 5 years. 2 years. 4 years.

The markings on a flexible hose must include the. internal bore size. manufacturers name. date of manufacture.

MIL-H-5606 hydraulic fluid O-rings are identified with a. blue dot. yellow dot. yellow and white dot.

What type of material would hydraulic pipes on an undercarriage leg or bay be made from?. Stainless steel, annealed, 14H. 7075, H14. 1100, 2024, in half hard state.

A metal pipe has a small indentation. What are the limits?. 5% internal diameter. 10% of external diameter. No dent on a bend.

An aircraft pipe has a number stamped on it. It is the. fluid it is carrying. aircraft system. serial number.

The length of a straight hose assembly is measured. between the outer faces of the union nuts. between the extremities of the two nipples. along the coloured line.

Metal tubing fluid lines are sized by wall thickness and. outside diameter and 1/32 inch increments. inside diameter and 1/16 inch increments. outside diameter and 1/16 inch increments.