I have a memory of reading some specs on the AHH and at most, it was 8/5/8. It was something like Roadeo = 7/4/7, AHH = 8/5/8, Atlantis = 9/6/9. I don't remember a mention of butted tubes but I suspect the Roadeo and AHH have them and maybe the Atlantis.
On Thursday, February 12, 2015 at 12:15:09 PM UTC-6, Christopher Chen wrote: > > When he was repairing my 57 AHH, my friend remarked that the tubing was > surprisingly light, maybe 8 5 8 or something like that. So yeah, there be > differences! > > On Thu, Feb 12, 2015 at 10:02 AM, Surlyprof <jmcc...@gmail.com > <javascript:>> wrote: > >> This from the Hillborne catalog: >> >> "*Silver Tubes. They look normal from the outside, but* >> >> *Silver tubes are our own design and are better for it.* >> >> *Rather than using industry-standard double-butted tubing* >> >> *picked stock from a catalogue, we shifted the wall* >> >> *thickness around to better address the stresses. long* >> >> *story short, we have more metal where it matters and* >> >> *less where it doesn’t. There is not a better-designed* >> >> *tubeset available, and it’s ours (and yours) alone."* >> >> Sounds similar to the way Thomson seatposts have a round outer cross >> section and an elliptical interior section leaving metal where strength is >> needed and less where it is not. >> >> >> John >> >> >> On Thursday, February 12, 2015 at 4:46:19 AM UTC-8, Chris Lampe 2 wrote: >> >>> I think that may be one of the misconceptions about Rivendells and Grant >>> has even made comments that support this. Rivendell's use expensive tube >>> sets because who would buy a $2000 frame knowing it had plain ole' 4130 >>> cro-mo? People expect fancy steel in a frame that expensive. However, >>> since bikes like the Bombadil and Hunaqapillar may have 1+mm tubing >>> (straight or butted...who knows?) and the Atlantis has 9/6/9 tubes, there >>> may not be that much benefit to the expensive tubes. My understanding is >>> that the benefit of expensive tubes is high quality steel that allows the >>> builder to use less of it and produce a higher performance bike. The >>> heavier Riv's don't seem to be designed to take advantage of this. The >>> Roadeo and maybe the AHH may be a different story and they may benefit >>> tremendously from better tubing. >>> >>> There's probably more to the story when you get into the fine details of >>> all parts of the frame but overall, I think the above is accurate. >>> >>> >>> >>> On Thursday, February 12, 2015 at 12:24:50 AM UTC-6, drew beckmeyer >>> wrote: >>>> >>>> really? straight gauge? >>>> >>> -- >> You received this message because you are subscribed to the Google Groups >> "RBW Owners Bunch" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to rbw-owners-bun...@googlegroups.com <javascript:>. >> To post to this group, send email to rbw-owne...@googlegroups.com >> <javascript:>. >> Visit this group at http://groups.google.com/group/rbw-owners-bunch. >> For more options, visit https://groups.google.com/d/optout. >> > > > > -- > "I want the kind of six pack you can't drink." -- Micah > -- You received this message because you are subscribed to the Google Groups "RBW Owners Bunch" group. To unsubscribe from this group and stop receiving emails from it, send an email to rbw-owners-bunch+unsubscr...@googlegroups.com. To post to this group, send email to rbw-owners-bunch@googlegroups.com. Visit this group at http://groups.google.com/group/rbw-owners-bunch. For more options, visit https://groups.google.com/d/optout.
