Thanks for all the advice. I tried vinegar, and it worked!! After about 24 hours of soaking in vinegar, I was able to easily extract the inferior metal, using a hammer and a punch. Pete W. Siren. Song '91 C & C 30 MkII Deltaville, Va.
> From: cnc-list-requ...@cnc-list.com > Subject: CnC-List Digest, Vol 112, Issue 38 > To: cnc-list@cnc-list.com > Date: Sun, 17 May 2015 09:12:42 -0400 > > Send CnC-List mailing list submissions to > cnc-list@cnc-list.com > > To subscribe or unsubscribe via the World Wide Web, visit > http://cnc-list.com/mailman/listinfo/cnc-list_cnc-list.com > or, via email, send a message with subject or body 'help' to > cnc-list-requ...@cnc-list.com > > You can reach the person managing the list at > cnc-list-ow...@cnc-list.com > > When replying, please edit your Subject line so it is more specific > than "Re: Contents of CnC-List digest..." > > > Today's Topics: > > 1. Re: Rusted cotter ring remnants in anchor roller retaining > pin (Rick Rohwer) > 2. Re: C&C 29-2 Prop walk (Gary Russell) > 3. Keel Bolt problem 35-3 (scott gary) > 4. Re: Keel Bolt problem 35-3 (Dennis C.) > 5. Re: Keel Bolt problem 35-3 (Gary Russell) > 6. Re: Keel Bolt problem 35-3 (scott gary) > 7. Re: Keel Bolt problem 35-3 (Jake Brodersen) > 8. Re: Keel Bolt problem 35-3 (Wally Bryant) > 9. Re: Rusted cotter ring remnants in anchor roller retaining > pin (Russ & Melody) > 10. Re: C&C 29-2 Prop walk (Knowles Rich) > 11. Re: C&C 29-2 Prop walk (Gary Russell) > 12. Impeller Damn... (David) > 13. Re: Impeller Damn... (Josh Muckley) > 14. Re: Impeller Damn... (David) > 15. Re: Impeller Damn... (Josh Muckley) > > > ---------------------------------------------------------------------- > > Message: 1 > Date: Sat, 16 May 2015 10:04:23 -0700 > From: Rick Rohwer <rickroh...@gmail.com> > To: cnc-list@cnc-list.com > Subject: Re: Stus-List Rusted cotter ring remnants in anchor roller > retaining pin > Message-ID: <3c46d7b7-41cd-490c-82b3-fc5e99850...@gmail.com> > Content-Type: text/plain; charset="utf-8" > > Pete, > For what it?s worth, Citric Acid will eat the rust(iron) and not effect the > stainless. I am not sure how you would use that info. Maybe soak the area > intermittently with a 10% citric solution. I don?t think it will harm your > fiberglass. > The powdered drink ?Tang? is high in Citric acid. > Cheers > Rick > C&C 37+ Paikea > Poulsbo, WA > > On May 15, 2015, at 4:36 PM, kellype...@msn.com via CnC-List > > <cnc-list@cnc-list.com> wrote: > > > > Listers, please give me advice. > > Due to inferior steel, a cotter ring has rusted badly, and I am unable to > > remove the remnants from the pin. > > So far, a hardened-steel drill bit (Irwin brand) is simply enlarging the > > hole around the edges, but not removing the ring remnants. > > Is there chemical solution? > > Any thoughts would be greatly appreciated. > > > > Pete W. > > Siren. Song > > '91 C & C 30 MkII > > Deltaville, Va. > > > > > > Sent from my Verizon 4G LTE Tablet > > > > _______________________________________________ > >
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