Welding a rear carrier

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pxc433
Posts: 38
Joined: Tue Mar 05, 2013 12:31 pm
Location: Edinburgh, UK

Welding a rear carrier

Post by pxc433 »

On my Mono 1988 R100RS I have the kind of rear carrier specifically designed for a top box, it connects down to the pannier frames.

It seems one time I over-tightened the top box because the carrier part is cracked all the way through.

My question is to those of you that know about metallurgy, which I do not: do you think this can be welded?

I have a decent MIG outfit and can weld steel, but that metal (of the carrier) is not one I'm familiar with - it's almost like a ceramic.

There may be another type of repair I can improvise.

Thanks
1988 R100RS with Blue/Silver 1979 paint job
2018 F800GT in Black (these bikes are great you should give them a try)
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gspd
Posts: 1041
Joined: Tue Aug 03, 2010 8:04 pm

Re: Welding a rear carrier

Post by gspd »

If it's what I think it is, it can't be welded.
Depending on where it broke, and depending on your aesthetic vs. function threshold, you might be able to drill holes in it and fasten a few reinforcement plates either side of the break.
JB weld could then help solidify the repair, but it won't be pretty.
Might be easier to find a used one.
Mechanic from Hell
"I remember every raging second of it...
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pxc433
Posts: 38
Joined: Tue Mar 05, 2013 12:31 pm
Location: Edinburgh, UK

Re: Welding a rear carrier

Post by pxc433 »

Thanks for confirming, it's an odd sort of material like a ceramic.

Drilling is not easy at that point so I will try to find a replacement here in the UK or Europe.

Andy
1988 R100RS with Blue/Silver 1979 paint job
2018 F800GT in Black (these bikes are great you should give them a try)
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