# Carbon Fiber tubing...

**URL:** https://forums.speedlife.net/t/carbon-fiber-tubing/257518
**Category:** Shift518 Automotive
**Created:** [March 25, 2011, 8:22am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518 "2011-03-25T08:22:12Z")
**Posts on this page:** 20
**Page:** 1

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### Author: ![KillerBlackbird](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/killerblackbird/32/6525_2.png) [@KillerBlackbird](https://forums.speedlife.net/u/KillerBlackbird)
#### Post date: [March 25, 2011, 8:22am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/1 "2011-03-25T08:22:12Z")

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Anyone ever work with it before?

Any thoughts on joining two or more sections of tubing with an easy way to disassemble it, such as threading it somehow?

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### Author: ![Boost\_Creep](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/boost_creep/32/6366_2.png) [@Boost\_Creep](https://forums.speedlife.net/u/Boost_Creep)
#### Post date: [March 25, 2011, 8:24am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/2 "2011-03-25T08:24:21Z")

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Tubing no, but I’ve witnessed Elliot work with CF and it appeared to be a mess.

Especially the part with us going to the supermarket and buying only rubber gloves, and hot dog buns.

:rofl :rofl

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### Author: ![KillerBlackbird](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/killerblackbird/32/6525_2.png) [@KillerBlackbird](https://forums.speedlife.net/u/KillerBlackbird)
#### Post date: [March 25, 2011, 8:44am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/3 "2011-03-25T08:44:36Z")

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:rofl  
I can imagine the look on the cashiers face!

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### Author: ![KrazyKid](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/krazykid/32/6371_2.png) [@KrazyKid](https://forums.speedlife.net/u/KrazyKid)
#### Post date: [March 25, 2011, 8:47am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/4 "2011-03-25T08:47:12Z")

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if its thick walled, I think you can thread it. what are you making? Tie rods?

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### Author: ![KillerBlackbird](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/killerblackbird/32/6525_2.png) [@KillerBlackbird](https://forums.speedlife.net/u/KillerBlackbird)
#### Post date: [March 25, 2011, 8:52am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/5 "2011-03-25T08:52:48Z")

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> [@wtf part time job](https://forums.speedlife.net/t/wtf-part-time-job/40568/5):
>
> if its thick walled, I think you can thread it. what are you making? Tie rods?

I was thinking of making a male insert to epoxy into the tube somehow too. Could I bond aluminum to the CF somehow to use that as a threaded connection?

This is what I plan on using it for. Im sick of my aluminum tubing sections. You can see in the shot below they fasten together with band clamps, I managed to strip 3 of them last year. Plus CF should be as strong or if not stronger than the aluminum and much lighter so I wont have as much diving board action going on.

 ![http://farm5.static.flickr.com/4018/4474849732_36f1edc140_o.jpg](https://canada1.discourse-cdn.com/flex034/uploads/speedlife/original/3X/6/b/6bc7bf01a9b6266150736cc2637b40adde67a934.jpeg)

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### Author: ![Boost\_Creep](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/boost_creep/32/6366_2.png) [@Boost\_Creep](https://forums.speedlife.net/u/Boost_Creep)
#### Post date: [March 25, 2011, 8:53am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/6 "2011-03-25T08:53:39Z")

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Yea, big aluminum tube is scary. :eek2

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### Author: ![KillerBlackbird](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/killerblackbird/32/6525_2.png) [@KillerBlackbird](https://forums.speedlife.net/u/KillerBlackbird)
#### Post date: [March 25, 2011, 8:55am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/7 "2011-03-25T08:55:26Z")

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> [@who do you plan to worship this christmas?](https://forums.speedlife.net/t/who-do-you-plan-to-worship-this-christmas/40571/43):
>
> Yea, big aluminum tube is scary. :eek2

This.

CF tubing with no visible connections (clamps) would be a little more forgiving IF the rig let go, which hasn’t happened yet but it still makes me paranoid as fuck.

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### Author: ![ninety1two40](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ninety1two40/32/6332_2.png) [@ninety1two40](https://forums.speedlife.net/u/ninety1two40)
#### Post date: [March 25, 2011, 8:56am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/8 "2011-03-25T08:56:24Z")

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You could always make aluminum slip into the CF tube and pin it together

How long is the boom?

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### Author: ![KrazyKid](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/krazykid/32/6371_2.png) [@KrazyKid](https://forums.speedlife.net/u/KrazyKid)
#### Post date: [March 25, 2011, 9:05am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/9 "2011-03-25T09:05:31Z")

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Yeah you can bond stuff to CF. I am sure Adam will chime in here. In my head make the part fit nice inside the CF and then sand blast the aluminum with 120 or something to promote mechanical adhesion.

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### Author: ![ninety1two40](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ninety1two40/32/6332_2.png) [@ninety1two40](https://forums.speedlife.net/u/ninety1two40)
#### Post date: [March 25, 2011, 9:11am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/10 "2011-03-25T09:11:50Z")

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[http://www.carbonfibertubeshop.com/cut%20&%20bond.html](http://www.carbonfibertubeshop.com/cut%20&%20bond.html)

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### Author: ![ninety1two40](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ninety1two40/32/6332_2.png) [@ninety1two40](https://forums.speedlife.net/u/ninety1two40)
#### Post date: [March 25, 2011, 9:15am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/11 "2011-03-25T09:15:53Z")

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Camera Boom :lol

[http://www.carbonfibertubeshop.com/bonded%20assemblies.html](http://www.carbonfibertubeshop.com/bonded%20assemblies.html)

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### Author: ![KillerBlackbird](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/killerblackbird/32/6525_2.png) [@KillerBlackbird](https://forums.speedlife.net/u/KillerBlackbird)
#### Post date: [March 25, 2011, 10:18am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/12 "2011-03-25T10:18:09Z")

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> [@who do you plan to worship this christmas?](https://forums.speedlife.net/t/who-do-you-plan-to-worship-this-christmas/40571/44):
>
> You could always make aluminum slip into the CF tube and pin it together
> 
> How long is the boom?

Ideally i would be looking for 12 to 15 feet total, 14 would be perfect.

> [@who do you plan to worship this christmas?](https://forums.speedlife.net/t/who-do-you-plan-to-worship-this-christmas/40571/46):
>
> Yeah you can bond stuff to CF. I am sure Adam will chime in here. In my head make the part fit nice inside the CF and then sand blast the aluminum with 120 or something to promote mechanical adhesion.

Gotcha, thats kinda what I was thinking too.

> [@Drobo, the World’s First Storage Robot](https://forums.speedlife.net/t/drobo-the-world-s-first-storage-robot/34631/17):
>
> Camera Boom :lol
> 
> [Carbon Fiber Tube Assemblies](http://www.carbonfibertubeshop.com/bonded%20assemblies.html)

Holy shit! +rep  
How the sections go together is another question. I dont want to section falling out during a shot.

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### Author: ![ReDevil](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/redevil/32/6385_2.png) [@ReDevil](https://forums.speedlife.net/u/ReDevil)
#### Post date: [March 25, 2011, 10:19am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/13 "2011-03-25T10:19:14Z")

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Looks like its a pin that goes through both sides?

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### Author: ![ninety1two40](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ninety1two40/32/6332_2.png) [@ninety1two40](https://forums.speedlife.net/u/ninety1two40)
#### Post date: [March 25, 2011, 10:21am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/14 "2011-03-25T10:21:16Z")

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Yeah a pin, one guy used Velcro too :lol

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### Author: ![KillerBlackbird](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/killerblackbird/32/6525_2.png) [@KillerBlackbird](https://forums.speedlife.net/u/KillerBlackbird)
#### Post date: [March 25, 2011, 10:26am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/15 "2011-03-25T10:26:14Z")

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The velcro would have me worried lol.

After reading the article I saw the pins. I wonder if there is another option…

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### Author: ![ninety1two40](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/ninety1two40/32/6332_2.png) [@ninety1two40](https://forums.speedlife.net/u/ninety1two40)
#### Post date: [March 25, 2011, 10:28am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/16 "2011-03-25T10:28:33Z")

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You could get aluminum bushings machined to thread into each other. Probably just costs more for the machining time.

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### Author: ![KillerBlackbird](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/killerblackbird/32/6525_2.png) [@KillerBlackbird](https://forums.speedlife.net/u/KillerBlackbird)
#### Post date: [March 25, 2011, 10:31am UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/17 "2011-03-25T10:31:08Z")

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> [@Drobo, the World’s First Storage Robot](https://forums.speedlife.net/t/drobo-the-world-s-first-storage-robot/34631/20):
>
> You could get aluminum bushings machined to thread into each other. Probably just costs more for the machining time.

True.  
My friend works at a machine shop so that wouldnt be an issue.

I think that may be the best route to go. Aluminum threaded bushings inside the CF tubes. That way there are no pins to lose or other parts.

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### Author: ![SRS\_BZNS](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/srs_bzns/32/6375_2.png) [@SRS\_BZNS](https://forums.speedlife.net/u/SRS_BZNS)
#### Post date: [March 25, 2011, 1:10pm UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/18 "2011-03-25T13:10:58Z")

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pins would be fine shits not going to stress crack or anything. They use that shit in movies all the time I know a kid who does that stuff. All his ish if CF so he can stand there and hold it for a 14 hour day without his arms falling off

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### Author: ![Boxersix](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/boxersix/32/6327_2.png) [@Boxersix](https://forums.speedlife.net/u/Boxersix)
#### Post date: [March 25, 2011, 1:35pm UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/19 "2011-03-25T13:35:51Z")

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No you cannot thread carbon tubing without creating stress cracking issues. Carbon tubing for this type of application will have a minimal amount of surface epoxy(~.050").

You can bond aluminum inserts into the carbon tubing but must not have any contact between the actual carbon and aluminum parts or you will get high corrosion at the joint. Pending tubing thickness the insert needs to protrude into the tube 2-3" minimum.

Carbon tubing will dent the side of a car just as bad as any aluminum tubing would if the rig let go. If anything, worse because the thin wall aluminum tubing would actually give a little whereas the carbon tubing would not. If you’re worried about that, wrap the thing in light density foam padding(like the cheap shit used to insulate heated pipes under houses…buy at lowes)

Clevis pinned joints are fine, as long as there is an male/female aluminum insert at the connection points to take the load.

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### Author: ![KillerBlackbird](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/killerblackbird/32/6525_2.png) [@KillerBlackbird](https://forums.speedlife.net/u/KillerBlackbird)
#### Post date: [March 25, 2011, 2:37pm UTC](https://forums.speedlife.net/t/carbon-fiber-tubing/257518/20 "2011-03-25T14:37:33Z")

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> [@Boxersix"](#):
>
> No you cannot thread carbon tubing without creating stress cracking issues. Carbon tubing for this type of application will have a minimal amount of surface epoxy(~.050").
> 
> You can bond aluminum inserts into the carbon tubing but must not have any contact between the actual carbon and aluminum parts or you will get high corrosion at the joint. Pending tubing thickness the insert needs to protrude into the tube 2-3" minimum.
> 
> Carbon tubing will dent the side of a car just as bad as any aluminum tubing would if the rig let go. If anything, worse because the thin wall aluminum tubing would actually give a little whereas the carbon tubing would not. If you’re worried about that, wrap the thing in light density foam padding(like the cheap shit used to insulate heated pipes under houses…buy at lowes)
> 
> Clevis pinned joints are fine, as long as there is an male/female aluminum insert at the connection points to take the load.

I knew you would have an answer! :thumbup  
I gotta give this more thought then, maybe pins would work just as well and then I wouldnt need aluminum threaded bushings. Hmmm…

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