6.5 Flashcards by Oisin Tyrrell

1100 Rivet

Non Structural Rivet

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2117 or L86 Rivet

A Alloy Structure Rivet

Field Rivet

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2018-T or L37

Higher Strength Aluminium Alloy Structure Rivet

Icebox

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2024-T Rivet

Icebox Rivet

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5056 Rivet

Magnesium Alloy Structure

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What Heat Treatment do Rivets get

Solution Heat Treatment

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2018-T time out of fridge

1 Hour

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L37 time out fridge

2 Hours

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2024-T time out of fridge

10 mins

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How many times can Icebox Rivets be re heat treated

3 times

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Group A Rivets

1100

3003

5052

6053

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Group B rivets

2117

2017

2124

7075

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Group A+ Group B + Moisture =

Dissimilar Metal Corrosion

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What colour are Zinc Chromate Rivets

Yellow

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What colour is Anodised Rivets

Grey Green or Purple

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What colour are metal sprayed Rivets

Silver / Grey

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Snap / Round Heat

Interior structures

Some tensile strength

Strengthens Contact area of sheet

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Flat / Pan head

Interior structures with low clearance

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Mushroom / Braizer Head

Thin sheets , Composites and Aft FL

Little tensile strength

Large head diam

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Universal Head

Modified Mushroom Head

Greater tensile strength

Interior and Exterior

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100 ° Countersink

Most Common

Used on exterior

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120 °

Soft Materials

For aerodynamic sensitive areas

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Brielles

Radiused Lead in

Used on Counterbored Holes

Improved Faith Resistance

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Double Angle

82 ° and 30 °

Fluid Tight

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2117 Marking

AD Dimple

2017 Marking

D Raised Dot

2024 Marking

DD Double Dash

5056 Marking

B Raised Cross

1100 Marking

A Plain

7050 Marking

KE Raised Circle

Copper Marking

Monel Marking

Titanium Marking

Mild Steel Marking

Nothing

American rivet sizing

1/32” = Diam 1/16” = SL

British Rivet Sizing

1/32” or mm x 10 = Diam 1/16 or mm = SL

Blind Rivets

Mandrel

Tubular Rivets

Hammering

Markings of Rivet are on Shank

Brilles and Slug

Snap and Round Head PN

An430 Ms20430

Flat Pan Head PN

AN441

Mushroom/ Brazier PN

AN456

Universal Head PN

An470 Ms20470 NAS1242

100 ° Countersink PN

AN426 MS20426 Nas1241

Name the British Rivets

Pop Chobert Avdel

Name the American Rivets

Self Plugging Pull through Self Plugging Mech Lock Cherry Lock Cherry Max IMEX

Where are Pop Rivets used

Non Structural Components

Max material Thickness for Pop Rivets

0.62”

Diameters available in Pop Rivets

3/32” to 3/16”

Break Head Rivets

Leave Hollow Rivet

Break Stem Rivets

Leaves Plugged Rivet

Chobert Rivets

Tapered Bore Reuseable Lubricanted Mandrel Sealing Pins

Sealings for Chobert are _____ shorter than Rivet

1/16”

Chobert tool Type JB

3/32” to 3/16” Diam Hand Op

Chobert tool Type 715

3/16” Pneumatic , 5.5 bar

Avdel Rivet

Structural Repair Break Stem Mandrel

Avdel Tool Type JA

One stroke

Avdel Tool Type H

Ratchet

Avdel Tool Type 734

Hydro Pneumatic Up to 3/16” 70-100 PSI

What rivet is Self Plugging Rivets similar to

Avdel

What rivet is Pull through Rivets similar to

Chobert

What rivet are Self Plugging Mech Lock similar to

Avdel and Self Plugging

Cherry Lock Rivet

Locking Collar fits into Groves in Stem Locking Collar cut flush

Cherry Max

Anvil forms Bearing Surface

In Cherry CS Rivets sheet must be _____ bigger than head thickness

0.010”

IMEX rivets similar to

Pop Rivet

IMEX is pressure tight until

34 Bar

Huck Blind Rivets similar to

Cherry Lock

Huck Blind Rivets

Collar locks onto groves in spindle leads it to fracture flush

Pin Rivets and Lock Bolts

Mating Collar Cold swaged into Groves to give a flush finish

HiShear Fasteners need access on

Both sides

Hi Shear Collars are

Made in 1 Length per Diam Pre Lubricanted

Hi Shear pins Below 3/16” SL is in ______ increments

1/32”

Hi Shear pins Above 3/16” SL is in ______ increments

1/16”

HiShear Dowel Pins used on

Sloping Surfaces

Huck Bolts need access on

Both sides

Huck bolts are

Not threaded

Huck bolts Collar is

Cold swaged into groves on stud

Pin type Huck Bolts

Puller tool Longer Pin

Stump Type Huck Bolts

Hammer Shorter pin

Blind / Jo Bolts need access from

One side

Jo Bolts are

Pre Lubricanted

Jo Bolt 3/16” Shear At

6 LBF

Jo Bolt 1/4” Shear At

10 LBF

Jo Bolt 5/16” Shear At

20 LBF

On RivNuts, more Dashes on head mean

Higher Grip Strength

HiLok Bolts are _____ fit

Clearance and Interface fit

If removed HiLoks are replaced with

Oversized Fasteners

Available HiLOk Oversizes

1/16 1/32 and 1/64 over nominal size

HiLok Self Sealing Collars used for

Wet Areas

HiLok Self Alignment Collars used in

Tapering Surfaces

HiLite fasteners are

HiLok with reduced Shank for weight saving

Hi Tigue

HiLok with Radiused Transition Area Cold Works area

Eddie Bolts

Have lobes on collar with deform in thread flutes

Rivets with 1/32” increments for Shank Length

Avdel IMEX HiShear Fasteners

6.5 Flashcards

(95 cards)