What about building a new crank? Might not be pretty but should def possible. On Mar 29, 2013 7:38 PM, "Edward Bowen" <[email protected]> wrote:
> Okay. I didn't know all that about zinc, etc. Thanks for all the > advice! Unfortunately right now I have $0 to pay for a bike part. I can't > even pay my rent right now, until I save up some money! > > It looks like one could remove the one arm from the crank and replace it, > if I had the part, but I don't have the part or the tools and I don't know > how to do that myself. I would welcome any help with that! > > I wonder about the bike co-op on Main Street nearby Spaghetti Warehouse. > I've never been there but maybe I should seek them out for free parts. > > Thanks for offering the bike, Devin! I don't care what color it is. I > need a bike to get around! I'll take anything you can spare. :) > > I'll be at syn/hak tomorrow (Saturday, March 30) between 12 and 5, > probably the whole time, but I will probably leave after 4:30 or so. > > Thanks again, everyone! > > - Ted > > > On Fri, Mar 29, 2013 at 7:07 PM, <[email protected]> wrote: > >> On Mar 29, 2013 6:14 PM, "a l" >> <[email protected]<http://us.mc1615.mail.yahoo.com/mc/[email protected]>> >> wrote: >> >> The pedal crank snapped in half. If it were all aluminum a skilled person >> could TIG it but it takes a fair amount of specialized equipment to get the >> welder set up correctly. Additionally the crank shaft if likely not pure >> aluminum, and has a fair amount of zinc mixed in. This makes it impossible >> (and toxic) to weld as far as i know. A new crankset only runs about >> thirty bucks on Amazon. I'm sure you could get it cheaper if you looked. >> >> >> Andrew has said it best. It is probably alloyed with zinc or magnesium >> which when you attempt to weld it, the part will just crumble. I live two >> doors down from a bike shop and can stop this coming week and see if they >> have anything left over from fixing a bike. If you are in dire need I can >> give you a fantastically purple mens mountain bike. The gears are sticky >> but it rides. >> >> >> Devin >> >> >> >> >> >> --- On *Fri, 3/29/13, Justin Herman <[email protected]>* wrote: >> >> >> From: Justin Herman <[email protected]> >> Subject: Re: [SH-Discuss] welding my bike? >> To: "SYN/HAK discussion list" <[email protected]> >> Date: Friday, March 29, 2013, 6:36 PM >> >> >> I would contact a local bike shop and see if they have any donated parts >> that would give you. There are some bike rebuild groups local that might >> have the part for free. >> On Mar 29, 2013 6:14 PM, "a l" >> <[email protected]<http://mc/[email protected]>> >> wrote: >> >> The pedal crank snapped in half. Tf it were all aluminum a skilled person >> could TIG it but it takes a fair amount of specialized equipment to get the >> welder set up correctly. Additionally the crank shaft if likely not pure >> aluminum, and has a fair amount of zinc mixed in. This makes it impossible >> (and toxic) to weld as far as i know. A new crankset only runs about >> thirty bucks on Amazon. I'm sure you could get it cheaper if you looked. >> On Mar 29, 2013 5:47 PM, "Justin Herman" >> <[email protected]<http://mc/[email protected]>> >> wrote: >> >> I saw a tig welder in the shop it should be able to weld aluminum if you >> have the right filler rod and working material. The problem as I see it is >> that cast aluminum won't weld like extruded aluminium. >> >> I haven't seen the break but you might be better off with job weld or >> other epoxy. Or scrap the part and get a new/used one. What part is broken? >> On Mar 29, 2013 3:10 PM, "Edward Bowen" >> <[email protected]<http://mc/[email protected]>> >> wrote: >> >> I know there are issues welding aluminum. But Trever seemed to think >> that they had equipment for doing that. Sorry if there was some >> misunderstanding. >> >> >> On Fri, Mar 29, 2013 at 1:23 PM, Alexander Golightley < >> [email protected] <http://mc/[email protected]>>wrote: >> >> Yup. >> On Mar 29, 2013 1:19 PM, "Justin Herman" >> <[email protected]<http://mc/[email protected]>> >> wrote: >> >> I assume the issue is relating to a cast aluminum? >> >> >> On Fri, Mar 29, 2013 at 1:16 PM, Justin Herman >> <[email protected]<http://mc/[email protected]> >> > wrote: >> >> I havent seen the break But could a JB-Weld do the job? >> >> >> >> On Fri, Mar 29, 2013 at 1:06 PM, Alexander Golightley < >> [email protected] <http://mc/[email protected]>>wrote: >> >> Devin said that your bike can't be welded because of the type of metal it >> is. I'm sorry >> On Mar 29, 2013 1:02 PM, "Edward Bowen" >> <[email protected]<http://mc/[email protected]>> >> wrote: >> >> Hi sorry I missed the welding presentation Wednesday. >> >> I asked this on Facebook but maybe Devin reads this mailing list more >> often - is there any chance Devin will be able to come in at another time >> to help me weld by bike crank back together? >> >> Devin has my permission to weld it on his own - but apparently I need to >> be there. Problem is, it takes me like an hour to walk there, so I can't >> go there whenever I want and probably not at all at night! >> >> I'll be stopping by again Saturday (tomorrow) though. If Devin is free >> on Saturday we could meet there then. >> >> Devin, please let me know what works for you, or if you would rather not >> help me fix the bike and I should try something else entirely. >> >> Thanks! >> >> Ted >> >> _______________________________________________ >> Discuss mailing list >> [email protected] <http://mc/[email protected]> >> http://synhak.org/mailman/listinfo/discuss >> >> >> _______________________________________________ >> Discuss mailing list >> [email protected] <http://mc/[email protected]> >> http://synhak.org/mailman/listinfo/discuss >> >> >> >> >> _______________________________________________ >> Discuss mailing list >> [email protected] <http://mc/[email protected]> >> http://synhak.org/mailman/listinfo/discuss >> >> >> _______________________________________________ >> Discuss mailing list >> [email protected] <http://mc/[email protected]> >> http://synhak.org/mailman/listinfo/discuss >> >> >> >> _______________________________________________ >> Discuss mailing list >> [email protected] <http://mc/[email protected]> >> http://synhak.org/mailman/listinfo/discuss >> >> >> _______________________________________________ >> Discuss mailing list >> [email protected] <http://mc/[email protected]> >> http://synhak.org/mailman/listinfo/discuss >> >> >> _______________________________________________ >> Discuss mailing list >> [email protected] <http://mc/[email protected]> >> http://synhak.org/mailman/listinfo/discuss >> >> >> -----Inline Attachment Follows----- >> >> >> _______________________________________________ >> Discuss mailing list >> [email protected] <http://mc/[email protected]> >> http://synhak.org/mailman/listinfo/discuss >> >> >> _______________________________________________ >> Discuss mailing list >> [email protected] >> http://synhak.org/mailman/listinfo/discuss >> > > > _______________________________________________ > Discuss mailing list > [email protected] > http://synhak.org/mailman/listinfo/discuss >
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