Colnago C60 - Two frames cut up for review

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Luescher Teknik

Luescher Teknik

3 жыл бұрын

This video shows two Colnago C60 frames cut up for review.
By cutting up 2 frames we can not only compare the frames to other brands and models, but also to each other to see how similar the build is from one to another.
On this channel we show marketing free, real information about the bikes that you ride.
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Пікірлер: 213
@SurfandSand808
@SurfandSand808 3 жыл бұрын
If you're new to the channel, this is how you can interpret the grading system of carbon fiber bikes: Ridiculous/unbelievable (from Cervelo S5) - catastrophic failure imminent. Something will give sooner than later. Check regularly for safety. A bit of a concern - Potential for damage. Keep an eye on it. Less than ideal - Part may self-destruct in an accident or bike may survive for 20 years with careful use. Roll the dice. Looks OK - Appears poor, but actually is not a problem Looks pretty good - not visually or structurally a problem No issues/looks good - safe. ;)
@markblanch4178
@markblanch4178 3 жыл бұрын
😂🙂
@aguswahyudi710
@aguswahyudi710 3 жыл бұрын
So whats the conclusion for colnago frames? Whats the rating? :)
@augustoferreira3647
@augustoferreira3647 2 жыл бұрын
In other words, I should keep my 2000 Aluminum Pinarello Prince and my 1988 Colnago Master so when (notice I did not say if) my current carbon road bike gives, I have a spare until I buy a new one 🙂
@vincefava7929
@vincefava7929 3 жыл бұрын
I would imagine no brands would get a pass it seems. Buy what makes you happy. I have had a C60 for 5 seasons and almost 35,000km and still perfect...not even a creak. Will buy a Colnago again. Great video.
@daniels6554
@daniels6554 3 жыл бұрын
I do suspect most if not all of the carbon bikes we are all riding have some degree of these flaws. Would be hard to fathom that we all just got lucky, super clean frames. I’m looking at steel and ti for my next road bike, now that I have a Ti gravel bike.
@msagoo29
@msagoo29 3 жыл бұрын
Luescher Teknik you should manufacture frames for road and MTB, I'd definitely buy one even if it was a premium price
@anderstorger3211
@anderstorger3211 3 жыл бұрын
Really interesting! As a Colnago (EPS) user I've eagerly waited for this. The result was as expected (ie not really better or much worse than anyone else), but not as I hoped. The product is helped by having the extra material and the simpler design, which makes defects less of a concern that it otherwise would be. However bonding should have been better, tubing inspection should have been better, and lug quality should have been better, so even if not surprising, it's still a disappointment.
@rainbowtrout75
@rainbowtrout75 2 жыл бұрын
especially for the price
@vanhelmen3168
@vanhelmen3168 Жыл бұрын
Certainly less than ideal. 😄
@miamatti
@miamatti 3 жыл бұрын
Superb videos, I appreciate the lengthy discussion and thorough analysis
@CptDaves
@CptDaves 3 жыл бұрын
Taking into consideration the price of a Colnago we can assume that this frame was cut because a smuggler put cocaine in the top tube and it was cut open by customs inspectors.
@retardno002
@retardno002 3 жыл бұрын
That beeping in the background had me checking every electronic device within a range of 10 meters, but I never thought to pause the video.
@melvinmcmannis921
@melvinmcmannis921 3 жыл бұрын
Thanks so much for your detailed research&good observations to help people considering buying a Colnago carbon frame.I have a steel masterlight 26 years old&have been very satisfied with Colnago.My fork is a force carbon one&is 19 years old still in good condition.Thanks again,Mel
@Sills71
@Sills71 3 жыл бұрын
It would be both enlightening and entertaining to hear a response from the manufacturer's engineers.
@WowRixter
@WowRixter 3 жыл бұрын
When you're paying over $10 for a bike like this, it should be perfect, not just pretty good.
@glennoc8585
@glennoc8585 3 жыл бұрын
Cripes $10! So $100 buy a great bike haha
@markblanch2905
@markblanch2905 2 жыл бұрын
Paying for a brand, moreso the quality
@povertyspec9651
@povertyspec9651 Жыл бұрын
A bike that costs 50 cents should be perfect and Tour de France worthy.
@teunluijbregts2533
@teunluijbregts2533 3 жыл бұрын
Thanks for this, and a happy new year to you! :-)
@glennoc8585
@glennoc8585 3 жыл бұрын
At first glance it looks very clean. Happy new year Raoul👍
@steveflor9942
@steveflor9942 3 жыл бұрын
Raoul, Thanks for this fascinating video. C60 looks better than the C50, but not enough to consider owning.
@costelloandsilke7321
@costelloandsilke7321 3 жыл бұрын
Great to see this - as some other posters have said, not brilliant but better than lots of the frames that have been cut up. Having recently purchased a C64, I'm curious as to whether is would perform better, though I suspect not. That said, I've had numerous carbon Colnagos and none have ever failed either in my hands or those of the riders I've sold them on to.
@jameshoward9700
@jameshoward9700 3 жыл бұрын
Excellent presentation, thanks mate! I've ridden and raced Colnagos for 20 years ( including most of the C series - no failures), so was particularly interested. Certainly an improvement over the C50 you examined (which I used to race) - just shows the benefit of advances in construction techniques and QC in 10 years. Some flaws, but pretty good and better than most, apart form those seat stay junctions. Lug-lug construction certainly has its benefits. Certain things like the BB, head-tube insert, fibre reinforced bosses makes a big difference in ownership: quality touches. I rated my C60, it took a beating and rode very well at speed, but was very much the pure race bike - stiff and lively (unlike the C50). I'd liken it to a Ducati superbike - great at 10/10ths, but not a bike I'd recommend for wealthy beginners - way more steady and comfortable bikes out there (including most American race bikes). Currently building up a C64, so let's hope they're even better again. That said, I race on a Giant TCR SL now... the C series can't compete on weight for racing, but remains a fine bike for fast, experienced riders wanting an Italian-made bike that is beautiful and handles superbly.
@ThePaulKat
@ThePaulKat 3 жыл бұрын
I have a C60 rim brake and C64 disc , I find the C64 more stable. I think I prefer the C60 handling to be honest. Both are superb imo you won’t be disappointed.
@jameshoward9700
@jameshoward9700 3 жыл бұрын
@@ThePaulKat Thanks bud. Interesting. I look forward to coming out of winter and riding it! I'll not sell my C60 Mapei, so it will be good to try back to back (both rim brake, both Dura Ace)
@perh.nrgaard1813
@perh.nrgaard1813 3 жыл бұрын
Went from C59 to C64 and the former is the more comfortable & balanced of the two - the C64 is less forgiving and more of a pure race/Ducati - on the local crappy roads running 28 tires and tubulars actually makes up for it, at least that's my experience....
@parrisgeorge9708
@parrisgeorge9708 3 жыл бұрын
Merry Christmas!
@borano2031
@borano2031 3 жыл бұрын
There´s also a nice void in the BB lug to the seattube joint, facing rearwards, almost to the lip. Seen at around 7.00 in. Rgr
@dafj5618
@dafj5618 3 жыл бұрын
Good informative video, thanks
@moe-moon
@moe-moon 3 жыл бұрын
Can we crowdsource Rauul a better Mic?
@leflate
@leflate 3 жыл бұрын
I thought it was just me. Add to that the ringing, awful.
@glennoc8585
@glennoc8585 3 жыл бұрын
It's fine it does the job
@markblanch2905
@markblanch2905 2 жыл бұрын
Nothing wrong with it
@viceplayz2394
@viceplayz2394 3 жыл бұрын
Hey man I love your videos! I think you should review a Cube bike since it's a new brand in the world tour. Cheers
@silviofontana3666
@silviofontana3666 3 жыл бұрын
So far, no issues with my C60 and V2r
@sabamacx
@sabamacx 3 жыл бұрын
It sounds like whoever the third party is supplying the tubing did generally a good job, and then whoever Colnago contracted to join them with lugs (inhouse?) didn't really give a shit.
@julmeissonnier
@julmeissonnier 3 жыл бұрын
The monocoque frames, tubes and lugs are produced in Taiwan. The lugged frames (C60, C64) are the last frames "Made in Italy", which means glued (and painted) in Italy from tubes and lugs produced in Taiwan...
@danbanham728
@danbanham728 3 жыл бұрын
Thanks for doing this video, very informative. I wonder how many Colnago tube and lug frames have failed at the lug interface? I've not heard of this being a problem and they've been using that technology for decades.When making a tube and lug frame it's assembled by hand and like all things that are man made it's going to have well made ones and ones that didn't get the time and attention it deserved. My conclusion is that the frame is probably better than the mass produced monocoque frames coming out of China but not as good as Look that use a different carbon fibre and resin technology.
@ThePaulKat
@ThePaulKat 3 жыл бұрын
New look frame are quite poor now
@danbanham728
@danbanham728 3 жыл бұрын
@@ThePaulKat That's a shame, they used to be really good, on par with TIME frames.
@ThePaulKat
@ThePaulKat 3 жыл бұрын
@@danbanham728 time are up for sale or have been sold. I hope they are still quality.
@julmeissonnier
@julmeissonnier 3 жыл бұрын
LOOK does not use any different carbon fibre and resin technology ( same prepreg technology just like all the other monocoque frames), it is Time that uses RTM (resin transfer molding) which is different and has plusses and minuses...
@danbanham728
@danbanham728 3 жыл бұрын
@@julmeissonnier Thanks for the info, I recall Hambini saying Time and look frames were the best he's seen, I couldn't recall which one was RTM, cheers
@frankreyes4
@frankreyes4 3 жыл бұрын
Thank you for a great presentation
@peters8504
@peters8504 3 жыл бұрын
Is there a ranking table somewhere in terms of quality for the frames that have been cut? I think that the French brands (Look, Time) ranked pretty well, while Cervelo wasn’t. Would be great to have a summary table.
@wesleyrourke
@wesleyrourke 3 жыл бұрын
Went looking for this on his site to no avail.
@jurajn5457
@jurajn5457 3 жыл бұрын
Thanks for great video ! In your opinion, how likely is C60/64 to fail catastrophically compared to other high-end frames? (S-works tarmac, dogma f10, etc.)
@rg807
@rg807 3 жыл бұрын
18K miles on mine, 1250 max watts, 180lbs. So far, so good.
@julmeissonnier
@julmeissonnier 3 жыл бұрын
He addressed this: bottom line a well-made 1100 grams frame has a higher safety margin compared to a 800 grams frame...
@nicknick194
@nicknick194 3 жыл бұрын
As a C60 owner I was desperate to see this video! It’s pretty much as I expected. I’ve never thought the C60 rode particularly special anyway and though I don’t think I’d ever sell it, I won’t really ride it again as I’ve had a couple of ‘modern’ bikes that ride soooo much better. Regarding the head tube voids-aren’t these voids inside the manufacturing of the lug itself rather than a gap between lug and tube?
@jiyangchen3472
@jiyangchen3472 3 жыл бұрын
which of the modern bikes do you like the best? In the market for a new bike myself
@nicknick194
@nicknick194 3 жыл бұрын
Jiyang Chen I had 2 3T strada due Etap axs (first one was replaced as a crack appeared on the seat tube) second one returned as the headset moulding was absolutely appallingly manufactured and I got a refund. It rode awesome though-was just very poorly built! I would love to see one cut up-another shitty Vroomen special. I’ve now got a Vitus Vitesse Evo Di2 2021 which rides even better and visually looks flawless where the 3T was shocking. Haven’t ridden much else but most things feel more fun than my C60
@jiyangchen3472
@jiyangchen3472 3 жыл бұрын
@@nicknick194 got it. I have a C50 myself, just wondering if all the new bikes are really that much better or just good marketing.
@nicknick194
@nicknick194 3 жыл бұрын
Jiyang Chen they are better no doubt. C60 still looks better though 😆
@norberthorvath2592
@norberthorvath2592 2 жыл бұрын
Do you have any experience with the Wilier Triestina carbon bikes? I am considering to buy a Wilier Filante SLR "Aero" road bike, though there is not much "unpaid" review on the internet... Thanks and cheers!
@LuescherTeknik
@LuescherTeknik 2 жыл бұрын
I haven't seen the new one, however many of the ones that I have inspected were less than ideal.
@norberthorvath2592
@norberthorvath2592 2 жыл бұрын
@@LuescherTeknik Oh, that's interesting and helpful, thank you very much. The second hand market is full of these bikes, a cut-up review in the future would definitely be helpful for many of us I guess.
@mattoconnor1694
@mattoconnor1694 3 жыл бұрын
Raoul loving the content, but I do get slightly anxious when I watch:-). Would you say in general standards are high enough so that the average person should 'not' worry about their bike failing or indeed the quality of it?
@LuescherTeknik
@LuescherTeknik 3 жыл бұрын
The statistics show that todays bikes are great, however sometimes the quality control is lacking, so a bad one can get to the consumer, you don't want one of those.
@82vitt
@82vitt 3 жыл бұрын
@@LuescherTeknik Which is why guys shouldn't be tight arses and pay the full price and get a brand new frame set with a manufacturer's warraty. Best if it is a life time one.
@cryalowicki
@cryalowicki 3 жыл бұрын
What is that incessant beeping in the background?
@LuescherTeknik
@LuescherTeknik 3 жыл бұрын
Not sure, as I didn't notice any beeping when recording, maybe it is a processing artefact? Sorry.
@TheEchelon
@TheEchelon 3 жыл бұрын
@@LuescherTeknik Electronic interference.
@barberone94
@barberone94 3 жыл бұрын
I think that theese voids between the joints and the tubes are not an issue...I mean, they're not voids into to the fibre texture, the joint is not gonna break because of a bit of air between the joint and the tube (like the vertical one at 18:32), because they are two separate components. Actually monocoque frames seem more critical to me, where a crack on a single tube could run hypothetically on the whole structure. I am not an engineer nor an expert, it's just my thought.
@kerryallen5677
@kerryallen5677 3 жыл бұрын
Mork, all these voids where the tubes meets the lugs are a concern - just like they are in monocoque frames. Instead of structural material, you now have air which is not strong :-). Stresses in the material aren’t supported by the void so the material surrounding the void experiences higher stress than expected.
@dykim0523
@dykim0523 3 жыл бұрын
My favorite channel ;) Santa cruz plzz
@haroldpqz3820
@haroldpqz3820 2 жыл бұрын
You should do one for SL7s like this.
@johnbuxton3841
@johnbuxton3841 3 жыл бұрын
Still waiting to see the promised De Rosa cut up I enquired about earlier this year. Any chance in the near future? Great show , always look forward to watching. Happy new year.
@LuescherTeknik
@LuescherTeknik 3 жыл бұрын
After some holidays I will get to some more cut ups. Happy new year to you also.
@julmeissonnier
@julmeissonnier Жыл бұрын
I think the top tubes do not need a lot of stiffness or strength in normal riding mode, actually having them not too stiff improves the bike comfort, so they tend to be pretty thin, and so they are closer to their strength limit compared to other areas that need much higher stiffness like the down tube or the seat tube that is dimensioned for holding the seat post. In addition, in quite a few crash people will fall with their ass smack in the middle of the top tube and there is definitely not enough strength for that (I am not even mentioning people still clamping the top tube in a bike stand from time to time, it should not happen (like driving into a garage with bike of the roof rack of the car) but I assume it still does from time to time...
@tywang
@tywang 3 жыл бұрын
i do love to see you cut up a 787! :)
@LuescherTeknik
@LuescherTeknik 3 жыл бұрын
If you go to the Boeing factory tour in Seattle you can see one!
@tywang
@tywang 3 жыл бұрын
@@LuescherTeknik just one question, would you be happy to fly one? if you are, i think we all are! haha :)
@kidsafe
@kidsafe 3 жыл бұрын
I’m guessing black/naked one was crashed in a race and someone else landed on top of it.
@georgetapley776
@georgetapley776 3 жыл бұрын
Raoul, I have to say that your comment about QC speaks volumes. I worked as a mechanic in a shop from 1980-1995, just as carbon was starting to come out. Then I went into the semi-conductor industry where I did equipment maintenance on both Hi-vacuum plasma etcher and also Chemical Mechanical Planarization tools. In the semi conductor industry QC is all about the name of the game. It is quite sad that still in the bike industry that there seems to be little QC for the frame manufacturers. People think that their fancy named carbon wonder bike is indestructible and the fact is that they are not. NO bike is no matter the material it is made of, just as you mentioned in a previous video on how metal bikes can fail. I remember being at a stage race in Telluride Colorado in the early 80's and there was a guy walking around with his Colango Master that had come apart during the criterium. On that bike both the top tube and the downtube had pulled out of their respective lugs on the head tube. The guy was pretty torn up in his face, and he was just walking the course like his prized possession had been destroyed. He was very lucky that he was not injured much worse or even killed, and this was a steel frame that had failed due to poor penetration of the brass during brazing. I know I have a picture of that somewhere too. Thank you for all that you do.
@zbyszekrusiecki6793
@zbyszekrusiecki6793 3 жыл бұрын
dziękuję.
@markyoung950
@markyoung950 3 жыл бұрын
I was told that handlebars swinging and hitting the top tube can damage the tube.
@LuescherTeknik
@LuescherTeknik 3 жыл бұрын
Yes, very common.
@4lumi
@4lumi 3 жыл бұрын
I’ve not understood if the voids are in the carbon structure or if it’s just some glue missing at the boundary between the tube and the junction ...
@nicknick194
@nicknick194 3 жыл бұрын
And also how far round the void goes, or how many voids are in the parts of the tube that haven’t been cut in half. Is it just that there happens to be a void right on the cut?
@davidterraza889
@davidterraza889 3 жыл бұрын
The important thing is "there are voids" they are in between the carbon layers or in the tubes bonds. But a well made frame doesnt have voids or at least that is the objective. There are a lot of frames with voids, the less voids and wrinkles in the layers the best quality of the tubes and the frame overall. Almost all bike brands uses the same kind of carbon, the diferences are in the manufacture and the quality control.
@4lumi
@4lumi 3 жыл бұрын
@@davidterraza889 not all the brands use the building process that Colnago uses for these bikes, with tubes and junctions, so I’m not sure that all the voids have the same impact.
@davidterraza889
@davidterraza889 3 жыл бұрын
@@4lumi but you have to agree that if one frame has voids (wherever they are )and another doesnt or have less, the last one is better, just because the fabrication process is better. You cant justify voids only thinking that your frame is from a "premium" brand. At the end is just carbon fiber tubes no matter the brand that you spray over it
@4lumi
@4lumi 3 жыл бұрын
@David Terraza I’m not justifying anyone. You don’t know if your frame has voids untill you cut it or you use very expensive tools to detect voids. So, assuming that every frame can have voids, I just would like to understand if Colnago building process is better or worst (for what concerns voids) than a monocoque.
@michaeldezwart9432
@michaeldezwart9432 3 жыл бұрын
Looks to me (I'm not an expert) that the bonding between the lugs and the tubes sometimes have the voids - maybe not enough adhesive? Hmmm I wonder what my C64 looks like all cut up!
@asiofa0fp
@asiofa0fp 3 жыл бұрын
me too ;)
@CDMJDMHHC
@CDMJDMHHC 3 жыл бұрын
It is still amazes me that this is just fabric! carbon fiber, the promise of it's potential is still hard for me to understand , could this be done? with fabric silk, satin, leather, cotton etc. but they still have a long ways go with quality control.
@julmeissonnier
@julmeissonnier 3 жыл бұрын
So is the (relatively) new Boeing 788 dreamliner (I worked on resin candidates back in 1988 and it took about 30 years to become a full aircraft)... Yes, it is fabric glued with epoxy... Still it is spec'ed for 30,000 hours of flying time which on a bicycle at a modest average of 20Km/h would translate to 600,000Km life... but, it is true that the level of QCs and cost) is definitely higher!
@bbarber6845
@bbarber6845 2 жыл бұрын
I love the way Colnagos ride, can you say bb drop, but they have been doing carbon longer than almost everyone. At the prices they charge we should not see these issues
@georgehascancer6016
@georgehascancer6016 3 жыл бұрын
I think it’s better than most of the frames you cut off. Tubes are perfect and there are some voids here and there mostly in the lugs. Go and watch again the videos and come again to ridicule this frame. We’ve seen far more worse frames here so I think this frame goes to the top 5. Really I cannot understand some of the comments! There were voids to trek, look, cannondale... even giant! Why are you so unforgiving and give so much hate to colnago? FYI: I’m not a fanboy and I ride titanium frame
@yru435
@yru435 Жыл бұрын
Any chance that the first frame is a Chinalgo knock-off? Please say yes.
@luisfernandorios2004
@luisfernandorios2004 3 жыл бұрын
time to hit that 1.5x playback speed baby!!
@luukrutten1295
@luukrutten1295 3 жыл бұрын
These frames are put together by hand so all those bonding joints are just too many area's with large potential for human error. Some of the bonds are perfect, some are not. There are probably a few frames out there which indeed are all perfectly bonded and maybe even some that are far worse than these two. The main problem that the worker does not see the end result from the inside either.
@sabamacx
@sabamacx 3 жыл бұрын
ALL carbon fibre frames are hand made.
@chrisbowman2030
@chrisbowman2030 3 жыл бұрын
You could do quality control with ultrasonic testing or x-ray, like they check luggage on airports. Simple as that. Why it's not done? Less profit for the manufacturer. Better let customers break their bones and give them a refund. If the refunds in total are cheaper then extended quality control, there is no better qc. Simple as that.
@kevinfrost1579
@kevinfrost1579 3 жыл бұрын
@@chrisbowman2030 Ah so cynical ......Ah so true :). Hope manufacturers divert part of the marketing budget to better QC........best I get off the flying pig now
@DMcTyke
@DMcTyke 3 жыл бұрын
I like these videos but for me the delivery is far too slow. The information could be imparted in half the time. Maybe Luescher could have a couple of double espressos before starting in future!
@danbanham728
@danbanham728 3 жыл бұрын
set the playback speed of the video to x1.25 and watch it again. :-)
@chapmag6578
@chapmag6578 3 жыл бұрын
@@danbanham728 I tried it at 1.75 and it was fine. Thanks for the tip !
@julmeissonnier
@julmeissonnier 3 жыл бұрын
I use 1.5x speed
@Kingsoupturbo
@Kingsoupturbo 3 жыл бұрын
Genius! I know a few other channels this will work well on. Carbon scares me! I'd really like to see some mountain bike frames as well
@davidstead9584
@davidstead9584 3 жыл бұрын
1.75x could be about right, but doesn’t that turn Luescher into Mickey Mouse?
@ThePaulKat
@ThePaulKat 3 жыл бұрын
One frame with a void in the headtube moulding and no issues, one without a void and a crack in the paint. Two possible conclusions to draw : A, an issue with the lug B, No issue with the lug and an issue with the paint. White paint that does seem to be more prone to cracking. Possibly due to the thickness required for acceptable coverage. A definitive conclusion can’t be drawn from this as the frame with the paint crack had a sound headtube moulding,while the one with a void the paint was good.The sanding through the paint exposed a sound surface therefore the problem was most likely the paint and the fact that the other frame had a void present had no such problems would seem to back this up. The issue here is as stated in the video, a conclusion cannot be drawn as stress analysis would be required to asses the stresses that the area is subjected to. It is entirely possible that the possibility of a void is designed into the lug.
@Lestalad1961
@Lestalad1961 3 жыл бұрын
@ThePaulKat. “A void designed in to the lug”...Really?
@Lestalad1961
@Lestalad1961 3 жыл бұрын
@ThePaulKat. Did watch the video? All of it? Did you notice the random patterns of the voids in the lugs? Are you seriously suggesting that voids could have been designed in?
@LuescherTeknik
@LuescherTeknik 3 жыл бұрын
The laminate had a crack due to the manufacturing flaws in the area, it was NOT just a paint crack. Paint does typically not crack unless the underlying material is moving, if it was a paint thickness issue there would be paint cracks all over the frame. I am not sure why a composites engineer would deliberately want to include a void into a high stress area such as the head tube to down tube lug. Unless they wanted the part to fail.
@ThePaulKat
@ThePaulKat 3 жыл бұрын
@@LuescherTeknik I didn't say that the void would be engineerd into the lug at all. Also in the video you didn't state that there was a crack in the laminate nor was one visible , only wrinkles.So was there a crack in the carbon fibre or not? As if there was one visible I stand corrected.Paint is not always applied uniformly, edges are usually thiner while internal radia thicker.
@johnsmith1474
@johnsmith1474 3 жыл бұрын
I would note that the term, "less than ideal" is very poor as a descriptor. It insubstantial because no bike is ideal. Less than ideal also suffers from being generally considered sarcastic, or double-talk. It is too broad: too little cheese on your burger is "less than ideal" as is your car over the side of a cliff into a ravine. Terms like unacceptable, seriously defective/unacceptable, well below average/unacceptable, minimally acceptable, etc. are terms by which decisions can be made. "Less than ideal" is in contrast a euphemism for something left unsaid. If we can assume the speaker is an expert, descriptors should be clearly dispositive, neutral, or positive and thus not open to interpretation.
@kitten-inside
@kitten-inside 3 жыл бұрын
That's because "FUBAR" might be too much for KZfaq.
@quepasatony123
@quepasatony123 3 жыл бұрын
I agree and I’m not even a native speaker in English
@danieletognozzi7641
@danieletognozzi7641 3 жыл бұрын
This is why you will make the effort of finding a solution for this troubling problem on your own youtube channel, while we all keep enjoying the amazing public service delivered by Luescher, and his less-than-ideals.
@quepasatony123
@quepasatony123 3 жыл бұрын
I should have made clear that I absolutely enjoy Lueschers channel. It was more meant as constructive feedback. Everyone is able to learn something.
@dkessler14
@dkessler14 3 жыл бұрын
Engineers and technicians tend to be very precise with their use of language. In this case without further testing or analysis, very little can be said about whether the issues will actually lead to a failure. The most conclusive statement that can be made based on the available data is that it is, in fact, "less than ideal". It may sound sarcastic in a world where people judge correctness based on who shouts the loudest, but in the technical world it's just good engineering discipline.
@povertyspec9651
@povertyspec9651 2 жыл бұрын
I wouldn't trade my 1996 Bianchi Ti Megatube for any carbon junk!
@danfuerthgillis4483
@danfuerthgillis4483 3 жыл бұрын
New meme "Your soul is as hollow as your bike"
@thetruthspeaker5101
@thetruthspeaker5101 3 жыл бұрын
Steel .. strong dependable, Aluminum.. strong dependable and lite, Titanium .. strong dependable and liter, Carbon fiber .. ???? Overpriced plastic with carbon fibers
@mikicastan
@mikicastan 3 жыл бұрын
Jesus... You pay 4000€ for the frame and you get this?!
@ThePaulKat
@ThePaulKat 3 жыл бұрын
Curious statement, there were no issues with the frames that would affect structural integrity of life of the frame. Only fault was cosmetic crack to one ot the frames.
@mikicastan
@mikicastan 3 жыл бұрын
@@ThePaulKat For that kind of money...common! But that is not the case only with colnago. Whole cycling industry is like that. They charge a lot for product that doesn’t match the price in quality terms
@ThePaulKat
@ThePaulKat 3 жыл бұрын
@@mikicastan there was nothing wrong with the frames, the white one was extremely good. There are too many unknowns to make such a comment. How much adhesive is required between the tubes and lugs to obtain the desired strength in the joint? a cavity here is not the same as in a tube or monocoque design. In such a joint you already have twice the material. As stated in the video stress analysis is required or the design spec. The other thing here to remember is the extra 200g in the frame and the fact that these frames exceed the required safety tests by far more a margin than almost every other manufacturer. Like it or not voids are an accepted part of carbon fibre structures and as such are factored into the designs. It just so happens that the tubes on these were extremely good. The only curiosity being the cable hanger bosses, knowing what material they were made out of would have been helpful.
@spiloFTW
@spiloFTW 3 жыл бұрын
You can get a 125 scooter for 4k or a used car. I dont see how people can spent this much on a bicycle.
@msagoo29
@msagoo29 3 жыл бұрын
@@spiloFTW My dad was a fabrication engineer at Simtek F1 and then Williams, even he can't comprehend how the cycling and MTB industry can justify these crazy prices
@redrocker1055
@redrocker1055 3 жыл бұрын
I'm watching a deconstruct video of bikes from a brand I'll never be able to afford made out of a material I don't really care for. Thanks to quarantine this is my life now.
@Sills71
@Sills71 3 жыл бұрын
"Having a big crack on the head tube is a bit of a concern" LMAO
@ThePaulKat
@ThePaulKat 3 жыл бұрын
In the paint?
@SamHocking
@SamHocking 3 жыл бұрын
Visible in the paint, but caused by head tube lug having fibre wrinkles and voids in his stress area. Manufacturing issue and probably highlighted in white paint much more visible than black/lacquer versions.
@ThePaulKat
@ThePaulKat 3 жыл бұрын
@@SamHocking nope just the paint, a wrinkle doesn't cause the paint to crack. The paint had been sanded through and the carbon was sound.
@Sills71
@Sills71 3 жыл бұрын
@@ThePaulKat He says in the video that there is no such thing as a "just a paint crack" watch the WHOLE video.
@ThePaulKat
@ThePaulKat 3 жыл бұрын
@@Sills71 I did watch the whole video.Did you watch the video ?then tell me where either frame had a crack in it anywhere.I agree he did say that incorrect comment about paint, despite having no proof and this is not the first time he has done so, at least he is consistently wrong.There was no crack in the structure underneath the paint. Many things cause paint to crack regardless of the material it is applied to, its one of the most common issues with automotive spraying. I think you would believe him if he said the word was going to end tomorrow. I suggest you do some research about carbon fibre construction and you will realise that these videos are clickbate to drive up the KZfaq algorithm.
@Lestalad1961
@Lestalad1961 3 жыл бұрын
Would it be fair to say that in a carbon application the famed Colnago lugs are in fact a weakness? That seat tube void is pretty appalling.
@ThePaulKat
@ThePaulKat 3 жыл бұрын
No, what is missing here is any stress analysis or design calculations. Basically anything to draw a conclusion from. The odd cavity where bond is missing isn’t an issue as there is double wall thickness, one from the tube and one from the lug. For the joint to gain maximum strength 100% bond will not be required , this will be designed into the mating surface area of the lug. Again the possibility of voids is designed into carbon regardless as they are an accepted part of the process. The term less than ideal is a good sound bite because obviously 100% perfection would be ideal however 80% is less than ideal but the 20% is a safety margin so the end product would still fulfil 100% design brief.
@SurpriseMeJT
@SurpriseMeJT 3 жыл бұрын
@@ThePaulKat Well said. "Less than ideal" is not a conclusion nor does it have any diagnostic relevance.
@ThePaulKat
@ThePaulKat 3 жыл бұрын
@@SurpriseMeJT I suspect the term is used to mitigate the possibility of litigation while still generating clickbate for the channel’s KZfaq algorithm. As you rightly say it has no diagnostic relevance whatsoever nor does this video. I can’t weight it up to be honest, does he have no idea of design and manufacturing processes and the calculations involved? is it pure ego or a chip on one’s shoulder? I did think it was odd when he said they had repaired toptubes on C60s (this was my impression anyway) then went on to say that he wasn’t sure of the construction of the carbon fibre, to do a satisfactory repair it would need to be matched. Too weak obviously no good , too strong and the repair will act as a stress riser. Curious.
@evotechcaeltd1583
@evotechcaeltd1583 3 жыл бұрын
So a void in the laminate? Avoid!
@Moocavo3
@Moocavo3 3 жыл бұрын
I wish more bike companies would make this kind of tube and lug frames. It looks good and it can't be much more expensive than the ubiquitous monocoque frame. But who am I kidding, most bike frames are made in few factories anyways.
@FeintMotion
@FeintMotion 3 жыл бұрын
It's significantly more expensive. Instead of 5 layup, molding and curing processes for 5 sizes of monocoque and tube to tube joined frames you have a dozen different lugs and a dozen different routines to layup and then post-cure mitre the tubes to the right lengths for assembly.
@johnsmith1474
@johnsmith1474 3 жыл бұрын
@@FeintMotion - You don't know have that information. Do you?
@FeintMotion
@FeintMotion 3 жыл бұрын
@@johnsmith1474 It's how making bikes works you can literally google this even if you aren't in the industry like I am
@SurpriseMeJT
@SurpriseMeJT 3 жыл бұрын
Buy from a reputable domestic frame builder. Also, buy metal frames.
@FeintMotion
@FeintMotion 3 жыл бұрын
@@SurpriseMeJT I didn't think retro grouches would figure out how to use the internet They're evolving
@flanners41
@flanners41 2 жыл бұрын
I have a C60 and a C40 amongst other brands. Both ride well, were they worth rrp, no chance, but then what is? It's all marketing, PR, Sponsorship and just plain BS. Both ride well especially the C40 and I do prefer a lugged frame......they are probably all made in the Far East in any case lol. Most carbon frames are mass produced shite even paying top dollar.
@WanderingSword
@WanderingSword 3 жыл бұрын
I don't think there has ever been a frame without voids
@LuescherTeknik
@LuescherTeknik 3 жыл бұрын
However some void locations are more critical than others.
@brucewayne3141
@brucewayne3141 2 жыл бұрын
If I pay $6,500 for some obsolete design I expect it to be made prefect compared to more modern designs that are hard to get right. This doesn't look good for Colnago, their lugged bikes are worse made than Specialized monocoque bikes and Specialized is cheaper.
@wasupwitdat1mofiki94
@wasupwitdat1mofiki94 2 жыл бұрын
Carbon bikes certainly aren't made to last 25 years minimum like steel frames. Typically I replaced my 4 carbon bikes after 2 to 3 years. My first bike was a mid rage ROSS steel that I rode for more than 22 years and when I pitched it in the bin it was still a perfectly good frame. My latest and last bike I will ever purchase is a handmade custom titanium bike from a builder here in the US. Live and learn. The bike industry has made enough money from me.
@Abunnywrote
@Abunnywrote 3 жыл бұрын
Сolnago VOiD 😅😅
@DenHvideHund
@DenHvideHund 3 жыл бұрын
so much for "made in italy"
@Lemond75
@Lemond75 3 жыл бұрын
@@SurfandSand808 anyone who’s ever had an Alfa Romeo (and I’ve had three) will testify that the ‘made in Italy’ description of quality should only really apply to coffee and food!
@GT-cx8vd
@GT-cx8vd 3 жыл бұрын
yeah but you gotta credit them for knowing how to make excellent steel frames
@dalevincent1375
@dalevincent1375 3 жыл бұрын
What a stupid waste of time! Made the commercials seem exciting!
@elephantcup
@elephantcup 3 жыл бұрын
What astounds me watching this, is how polite you're being. This frame is absolute, absolute shit. 100% shit. And some dentist or lawyer paid a mint for it, convinced that they were buying "Italian quality". "Quality costs more, I wouldn't be caught dead on an Asian frame". What a joke. Give me an excellent, reasonably priced taiwanese frame over this crap any day of the week.
@S44BBOI
@S44BBOI 2 жыл бұрын
Yep - the Colnago frames from 2008 were over $4,000
@thedownunderverse
@thedownunderverse 3 жыл бұрын
They’re no better (or worse) than any other brand. Hence, overpriced.
@GT-cx8vd
@GT-cx8vd 3 жыл бұрын
no news here, was known before that aside the hype, colnagos actually suck
@vincefava7929
@vincefava7929 3 жыл бұрын
Source of 'was known before' ?
@jjschmiedlin8813
@jjschmiedlin8813 3 жыл бұрын
LOL! Keep riding that Walmart bike.
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