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Search: Posts Made By: duanedr
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Forum: Framebuilders
04-29-21, 12:15 PM
Replies: 9
Views: 6,089
Posted By duanedr

It's an old thread but that's a great site for...

It's an old thread but that's a great site for comparing materials! I recently had a question about 316 vs 304 vs 4130 suitability for rack and could have used this. Thanks!
Forum: Framebuilders
04-19-21, 11:57 PM
Replies: 19
Views: 774
Posted By duanedr

A couple are spoken for which leaves me with only...

A couple are spoken for which leaves me with only 2 or 3 so I'm holding
Forum: Framebuilders
04-19-21, 05:17 PM
Replies: 19
Views: 774
Posted By duanedr

I have a stash of 4-5. They are near perfect.

I have a stash of 4-5. They are near perfect.
Forum: Framebuilders
04-19-21, 12:26 AM
Replies: 19
Views: 774
Posted By duanedr

Welcome! Great to have you! The BB shells were...

Welcome! Great to have you! The BB shells were my favorite shells. Obviously, many wonderful forks have been made with your crowns but the shells were really great with a 35mm DT and OS ST.

A...
Forum: Framebuilders
04-11-21, 07:30 PM
Replies: 77
Views: 6,407
Posted By duanedr

Wow, thanks for sharing. Reinforces how lucky...

Wow, thanks for sharing. Reinforces how lucky you are to have ended up with as little damage as you did! Heal up.
Forum: Framebuilders
04-10-21, 05:49 PM
Replies: 77
Views: 6,407
Posted By duanedr

Interesting. Well, bummer but it's good to be...

Interesting. Well, bummer but it's good to be busy and it's good to have our SO's engaged and giving us projects so overall sounds like a good summer is headed your way!
Forum: Framebuilders
04-09-21, 03:19 PM
Replies: 77
Views: 6,407
Posted By duanedr

That's where I would expect the chainstays to...

That's where I would expect the chainstays to bend as well. Did the upper plate bend or the seatstays or the mono? The upper plate looks pretty stout so i'd expect it's in the thinner seatstays.
Forum: Framebuilders
04-09-21, 10:05 AM
Replies: 77
Views: 6,407
Posted By duanedr

Hope you heal up well. Getting hurt sucks at...

Hope you heal up well. Getting hurt sucks at once you're 'of a certain age'. I twisted my ankle in mid November and it's still bugging me...

Also, please let us know about the damage to the...
Forum: Framebuilders
04-06-21, 08:39 PM
Replies: 9
Views: 621
Posted By duanedr

Yes, ovalize at the BB works. you shouldn't have...

Yes, ovalize at the BB works. you shouldn't have an issue at the HT. I agree with Andrew, the ovalizing tool doesn't have to be high-zoot.
Forum: Framebuilders
04-04-21, 01:13 AM
Replies: 9
Views: 621
Posted By duanedr

Using a 38mm downtube on a standard BB shell will...

Using a 38mm downtube on a standard BB shell will be tricky. For anything that isn't lugged, I use a T47 shell. The larger shell decreases overlap between tubes and if you offset toward the bottom...
Forum: Framebuilders
04-02-21, 09:48 AM
Replies: 115
Views: 7,832
Posted By duanedr

Did it work? That's the only thing that...

Did it work? That's the only thing that matters...well, and how long I would have to sleep on the couch for pulling that kind of stunt! :lol:
Forum: Framebuilders
04-01-21, 12:37 PM
Replies: 115
Views: 7,832
Posted By duanedr

Oh, there has to be a good story buried in that...

Oh, there has to be a good story buried in that advice! Hopefully with pictures!! :lol:
Forum: Framebuilders
03-30-21, 12:56 AM
Replies: 4
Views: 423
Posted By duanedr

Yes, I have a large (12"x12"x1") plate of...

Yes, I have a large (12"x12"x1") plate of stainless that has a bar across the bottom and I clamp the bar in the vice and it makes a nice work table for brazing small bits. I have holes in it where I...
Forum: Framebuilders
03-29-21, 09:51 PM
Replies: 4
Views: 423
Posted By duanedr

Yes. It's for a 7/16" tube for curved bridges. I...

Yes. It's for a 7/16" tube for curved bridges. I have a round carbide insert tool that is just slightly smaller than 7/16" so I had to sort go in from the right, then the left and then back to the...
Forum: Framebuilders
03-29-21, 12:55 PM
Replies: 4
Views: 423
Posted By duanedr

Repairing Bulged Steerer tube

Thought this might be interesting. I had to extract a stem from steerer on an early 80's Columbine. The prior owner buggered up the Campy SR headset obviously not knowing what they were doing. Well,...
Forum: Framebuilders
03-25-21, 06:20 PM
Replies: 12
Views: 835
Posted By duanedr

Yes, that's a whole different thing. I should...

Yes, that's a whole different thing. I should have stated that my primary assumption is the Tanner/Arctos type of fixture where the bottom of the headtube is near even with one of the main spine. ...
Forum: Framebuilders
03-25-21, 10:18 AM
Replies: 12
Views: 835
Posted By duanedr

I can't imagine a single bike that would require...

I can't imagine a single bike that would require more than a 1220. If you've never built a bike before, don't waste your money on a longer beam to start with - many of us would argue that you...
Forum: Framebuilders
03-24-21, 06:46 PM
Replies: 12
Views: 835
Posted By duanedr

You are including the triangle under the headtube...

You are including the triangle under the headtube and forward to the front axle. That wouldn't be within the fixture length. This probably frees up 200mm or so...I don't think anyone would ever...
Forum: Framebuilders
03-24-21, 12:12 AM
Replies: 12
Views: 835
Posted By duanedr

I don't disagree with the idea of going as long...

I don't disagree with the idea of going as long as you can but generally with the long slack geometry, the rear end is quite short. I haven't done anything that didn't comfortably fit on 1220mm...
Forum: Framebuilders
02-24-21, 07:55 PM
Replies: 77
Views: 6,407
Posted By duanedr

There are hone machines or those stone things...

There are hone machines or those stone things they use for engine cylinder walls. There may be others that I'm not aware of - which is why I asked. I tried the stone hones but it chattered and...
Forum: Framebuilders
02-24-21, 10:28 AM
Replies: 77
Views: 6,407
Posted By duanedr

What do you use for hone? I use a simple flex...

What do you use for hone? I use a simple flex hone (for stem clamps as well). Looking great. I like the seat post clamp treatment.
Forum: Framebuilders
02-24-21, 10:02 AM
Replies: 32
Views: 4,519
Posted By duanedr

I always like seeing your tools/fixtures. What...

I always like seeing your tools/fixtures. What are you doing with the cable stops that requires it being held like this? Mitering the base with smaller radius so it fits on a smaller tube better? ...
Forum: Framebuilders
02-23-21, 12:51 AM
Replies: 17
Views: 1,469
Posted By duanedr

Yep, those are the pieces I'm using. Your bar...

Yep, those are the pieces I'm using. Your bar appears larger diameter and you have them spread further apart and on a base but otherwise, likely the same pieces. I like the idea of a base so the...
Forum: Framebuilders
02-22-21, 02:40 PM
Replies: 17
Views: 1,469
Posted By duanedr

Agree with him or not, Paul is still more...

Agree with him or not, Paul is still more interesting and enjoyable than most stuff on TV !

My post fits very snugly in a BSC BB shell. If there's any flux/tube sticking into the shell, it...
Forum: Framebuilders
02-15-21, 11:31 AM
Replies: 15
Views: 1,621
Posted By duanedr

I don't think so. I think it's more that the...

I don't think so. I think it's more that the timing (letting the puddle freeze and joint to cool slightly) and building up enough mass with the prior puddle that it doesn't re-melt when laying the...
Forum: Framebuilders
02-14-21, 02:34 PM
Replies: 15
Views: 1,621
Posted By duanedr

I noticed that as well but wasn't sure if i was...

I noticed that as well but wasn't sure if i was seeing what I thought I should see or if it was really opening. You can also hear 'pings' as the tubing heats and cools.

I'm with Doug on this ....
Forum: Framebuilders
02-09-21, 03:01 PM
Replies: 22
Views: 1,608
Posted By duanedr

I think the best/better solution would be BMX...

I think the best/better solution would be BMX handlebars. Lower the stem back down to normal height and install BMX bars to get the grips up high. This scares me for the reasons Andrew mentions. It...
Forum: Framebuilders
02-05-21, 02:57 PM
Replies: 7
Views: 887
Posted By duanedr

Dang it! Why did you go do that?! It's like...

Dang it! Why did you go do that?! It's like washing your car. Pretty much guarantees it's going to rain.
Forum: Framebuilders
01-10-21, 12:45 PM
Replies: 8
Views: 965
Posted By duanedr

I haven't ever thought about it before but if...

I haven't ever thought about it before but if someone had asked, I would think ambulances would have Oxygen concentrators built into them....
Forum: Framebuilders
12-31-20, 04:48 PM
Replies: 27
Views: 2,344
Posted By duanedr

Congratulations and thanks for posting ! Your...

Congratulations and thanks for posting ! Your heat control seems to be in the right range so that's a great start.

With braze ons, if I add filler along the tube axis, I have better luck...
Forum: Framebuilders
12-15-20, 01:34 AM
Replies: 15
Views: 1,629
Posted By duanedr

My understanding is that you need an adaptor to...

My understanding is that you need an adaptor to take your 140 mounts to 160 rotor. Does it make sense to go to 140 discs? A lot less painful than re-doing the rear end and more than 140 on the rear...
Forum: Framebuilders
12-04-20, 02:50 AM
Replies: 14
Views: 945
Posted By duanedr

Yes, I see your point. As always with...

Yes, I see your point. As always with framebuilding, individual processes are different. I'm just thinking that if the angle of the cone would be at an appropriate angle to accept any BB diameter...
Forum: Framebuilders
12-04-20, 02:26 AM
Replies: 6
Views: 860
Posted By duanedr

I hope Nova survives and those who might...

I hope Nova survives and those who might contribute to its downfall, wither.
Forum: Framebuilders
12-03-20, 02:16 PM
Replies: 14
Views: 945
Posted By duanedr

Got it. Proof in the pudding and mother of...

Got it. Proof in the pudding and mother of invention team up for the win again!

Yes, i see your point regarding a cone with 3d printing - i was thinking in metal. This thread has me thinking i'll...
Forum: Framebuilders
12-02-20, 09:49 AM
Replies: 14
Views: 945
Posted By duanedr

These make no sense to me. Were these an initial...

These make no sense to me. Were these an initial attempt at 3d printing? Is your friend building in carbon? The problems i see are soft material wearing out fast and not taking as much clamping...
Forum: Framebuilders
11-26-20, 03:35 AM
Replies: 6
Views: 860
Posted By duanedr

I thought Tellarico was involved at one point but...

I thought Tellarico was involved at one point but I haven't seen anything from him in a while.
Forum: Framebuilders
10-07-20, 04:54 PM
Replies: 12
Views: 1,502
Posted By duanedr

I have one of the small Grizzly mills similar to...

I have one of the small Grizzly mills similar to what Andrew has. The HT was 90mm Paragon so that helped. I used a tube block on the TT near the HT and put it in the vice with the BB up in the...
Forum: Framebuilders
10-04-20, 10:22 AM
Replies: 12
Views: 1,502
Posted By duanedr

I have done a Paragon 44mm HT's this way. It...

I have done a Paragon 44mm HT's this way. It wasn't as hard/time consuming to indicate it in as I was expecting. I would clamp the DT with blocks for more rigidity and take light cuts. A bigger...
Forum: Framebuilders
09-12-20, 03:07 PM
Replies: 13
Views: 917
Posted By duanedr

Yes, I come to the conclusion that the complexity...

Yes, I come to the conclusion that the complexity and all of those joints have to introduce flex and slop that will overpower any impressions of the geometry changes.
Forum: Framebuilders
09-11-20, 07:15 PM
Replies: 13
Views: 917
Posted By duanedr

Exactly, It's horrible and yet brilliant. I...

Exactly, It's horrible and yet brilliant. I wonder what it taught him. Both in terms of the building of it and the riding of it. Or was it just a brilliant fabrication stunt for the show?
Forum: Framebuilders
09-11-20, 12:29 PM
Replies: 13
Views: 917
Posted By duanedr

Yep, that's the one I was thinking of. I've seen...

Yep, that's the one I was thinking of. I've seen forks with the hooded/slotted dropouts as well.
Forum: Framebuilders
09-10-20, 05:12 PM
Replies: 13
Views: 917
Posted By duanedr

I can't figure out how to get it linked here but...

I can't figure out how to get it linked here but if you search IG for theblandbicycle you'll see his recent iteration. There have been many before and likely many after, although i don't know how it...
Forum: Framebuilders
09-03-20, 08:55 AM
Replies: 115
Views: 7,832
Posted By duanedr

Wow! Real cliffhanger! I was on the edge of my...

Wow! Real cliffhanger! I was on the edge of my seat! I can't wait for the seatstay episode! The videos are actually really well done and he's very enjoyable to watch. I'm hoping he does a couple...
Forum: Framebuilders
09-01-20, 06:10 PM
Replies: 115
Views: 7,832
Posted By duanedr

I haven't seen it yet!! No spoiler posts!!! I...

I haven't seen it yet!! No spoiler posts!!! I want to know how it turns out!! :lol:
Forum: Framebuilders
09-01-20, 06:08 PM
Replies: 115
Views: 7,832
Posted By duanedr

Mine did the same and worked fine after adding...

Mine did the same and worked fine after adding water. I don't see any benefit over Gasflux.
Forum: Framebuilders
08-30-20, 12:01 PM
Replies: 115
Views: 7,832
Posted By duanedr

[QUOTE=Aldatroid;21668432]Right, I see. Most of...

[QUOTE=Aldatroid;21668432]Right, I see. Most of the black stuff is as unterhausen are saying from the flux. /QUOTE]
I don't particularly like the Cycle Design LFB flux for this reason. The Gasflux...
Forum: Framebuilders
08-26-20, 08:20 PM
Replies: 23
Views: 2,330
Posted By duanedr

Totally agree. Aside from key measurements...

Totally agree. Aside from key measurements missing (like wheel size?!), without an objective assessment of the ride qualities, it's just data. And who knows how accurately/correctly the...
Forum: Framebuilders
08-25-20, 09:49 PM
Replies: 23
Views: 2,330
Posted By duanedr

No idea. If I remember correctly, wheel/tire...

No idea. If I remember correctly, wheel/tire size wasn't a measurement it listed so, it was limited usefulness for framebuilding.
Forum: Framebuilders
08-11-20, 09:39 AM
Replies: 115
Views: 7,832
Posted By duanedr

Assuming you get pretty close to your angles and...

Assuming you get pretty close to your angles and it's relatively straight, it's going to be the best riding bike ever ATYO! Post progress as you go!
Forum: Framebuilders
08-09-20, 02:00 AM
Replies: 115
Views: 7,832
Posted By duanedr

Lowering the BB won't materially lower your CoG....

Lowering the BB won't materially lower your CoG. That's way up at your hips so, bringing that down 10mm won't make any difference you could feel. The goal is gain standover and not have the bike any...
Showing results 1 to 50 of 341
 


 
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