<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:st1="urn:schemas-microsoft-com:office:smarttags" xmlns="http://www.w3.org/TR/REC-html40"> <head> <meta http-equiv=Content-Type content="text/html; charset=us-ascii"> <meta name=Generator content="Microsoft Word 11 (filtered medium)"> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="country-region"/> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="State"/> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="City"/> <o:SmartTagType namespaceuri="urn:schemas-microsoft-com:office:smarttags" name="place"/>  <style>  </style>  </head> <body bgcolor=white lang=EN-US link=blue vlink=blue id="role_body" bottomMargin=7 leftmargin=7 topmargin=7 rightMargin=7> <div class=Section1> Well I finished High School Chemistry 50 years ago now but my recollection is that iron or steel plated with tin won’t rust.  However, if the tin is scrapped off the iron it will rust worse than if it had not been plated because of the ion left there.  Scrape some tin from a tin can and see how quickly it rusts.  Zink on the other hand protects the iron even after it’s been scrapped off, again because of the effect of the ion left.  Can’t use that with cans for food though as the Zink would contaminate the food.  Yes, that is 50 year old chemistry but I think those elements still have pretty much the same properties!<o:p></o:p> <o:p> </o:p> dp<o:p></o:p> <o:p> </o:p> <div> ____________________<o:p></o:p> David M. Porritt, RPT<o:p></o:p> <a href="mailto:dporritt@smu.edu">dporritt@smu.edu</a><o:p></o:p>  <o:p></o:p> </div> <div> <div class=MsoNormal align=center style='text-align:center'> <hr size=2 width="100%" align=center tabindex=-1> </div> From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On Behalf Of John Ross Sent: Monday, September 17, 2007 5:09 PM To: Pianotech List Subject: Re: Strings and sealing wax, and other fancy stuph<o:p></o:p> </div> <o:p> </o:p> <div> I think I saw it in a Fletcher & Newman catalogue, I had, back in the 70's.<o:p></o:p> </div> <div> I just looked up their catalogue, on line, and they have a Roslau Red, that is plated.<o:p></o:p> </div> <div>  <o:p></o:p> </div> <div> <a href="http://www.fletcher-newman.co.uk/catalogue/piano_wire_strings/index.html">http://www.fletcher-newman.co.uk/catalogue/piano_wire_strings/index.html</a><o:p></o:p> </div> <div>  <o:p></o:p> </div> <div> It doesn't mention the tropics, and that is where I thought I got the idea, in their old catalogue.<o:p></o:p> </div> <div>  <o:p></o:p> </div> <div> If not to resist rust, why have the plated wire?<o:p></o:p> </div> <div>  <o:p></o:p> </div> <div> John M. Ross <st1:place w:st="on"><st1:City w:st="on">Windsor</st1:City>, <st1:State w:st="on">Nova Scotia</st1:State>, <st1:country-region w:st="on">Canada</st1:country-region></st1:place> <a href="mailto:jrpiano@win.eastlink.ca">jrpiano@win.eastlink.ca</a><o:p></o:p> </div> <blockquote style='border:none;border-left:solid black 1.5pt;padding:0in 0in 0in 4.0pt; margin-left:3.75pt;margin-top:5.0pt;margin-right:0in;margin-bottom:5.0pt'> <div> ----- Original Message ----- <o:p></o:p> </div> <div style='font-color:black'> From: <a href="mailto:Wimblees@aol.com" title="Wimblees@aol.com">Wimblees@aol.com</a> <o:p></o:p> </div> <div> To: <a href="mailto:pianotech@ptg.org" title="pianotech@ptg.org">pianotech@ptg.org</a> <o:p></o:p> </div> <div> Sent: Monday, September 17, 2007 6:36 PM<o:p></o:p> </div> <div> Subject: Re: Strings and sealing wax, and other fancy stuph<o:p></o:p> </div> <div> <o:p> </o:p> </div> <div> <div> In a message dated 9/17/07 11:07:13 A.M. Hawaiian Standard Time, <a href="mailto:jrpiano@win.eastlink.ca">jrpiano@win.eastlink.ca</a> writes:<o:p></o:p> </div> <blockquote style='border:none;border-left:solid blue 1.5pt;padding:0in 0in 0in 4.0pt; margin-left:3.75pt;margin-top:5.0pt;margin-bottom:5.0pt'> <div> My understanding is that the tinned wire was mainly for 'tropicalizing' pianos.<o:p></o:p> </div> <div> It would definitely be more rust resistant.<o:p></o:p> </div> <div> John M. Ross <st1:place w:st="on"><st1:City w:st="on">Windsor</st1:City>, <st1:State w:st="on">Nova Scotia</st1:State>, <st1:country-region w:st="on">Canada</st1:country-region></st1:place><o:p></o:p> </div> </blockquote> </div> <div> If there are "tropicalized" rust resistant wire out there, they haven't shown up in any of the pianos in <st1:State w:st="on"><st1:place w:st="on">Hawaii</st1:place></st1:State>. Most of the ones I am tuning have rusty strings, some worse than others.  <o:p></o:p> </div> <div>  <o:p></o:p> </div> <div> Willem (Wim) Blees, RPT Piano Tuner/Technician <st1:place w:st="on"><st1:City w:st="on">Honolulu</st1:City>, <st1:State w:st="on">Hawaii</st1:State></st1:place> Author, "The Business of Piano Tuning". available from Potter Press. www.pianotuning.com<o:p></o:p> </div> <o:p></o:p> <div> <div class=MsoNormal align=center style='margin-top:7.5pt;text-align:center'> <hr size=2 width="100%" align=center> </div> See what's new at <a href="http://www.aol.com?NCID=AOLCMP00300000001170" target="_blank" title="http://www.aol.com?NCID=AOLCMP00300000001170">AOL.com</a> and <a href="http://www.aol.com/mksplash.adp?NCID=AOLCMP00300000001169" target="_blank" title="http://www.aol.com/mksplash.adp?NCID=AOLCMP00300000001169">Make AOL Your Homepage</a>.<o:p></o:p> </div> </blockquote> </div> </body> </html>