Jon, the back of the tin should give you the info, on all 6 of my locos inc large NG 71/4 i've used this as well as seeling arround pipes entering the smoke box, not one has failed so far Tim >From: Jon Mottershaw <j.mottershaw@xxxxxxxxxxxxxxx> >Reply-To: modeleng@xxxxxxxxxxxxx >To: modeleng@xxxxxxxxxxxxx >Subject: [modeleng] Re: Steam Tight Joint >Date: Thu, 23 Mar 2006 06:54:14 +0000 (GMT) > >Tim, Thanks for that. I've even got some already in my "plumbing drawer". >and you really think it will stand up to superheated steam. I can certainly >give it a try. Jon >tim martin <timsymartin@xxxxxxx> wrote: Jon >There is a product called Boss White (Hawk White) > > >From: JON MOTTERSHAW > >Reply-To: modeleng@xxxxxxxxxxxxx > >To: modeleng@xxxxxxxxxxxxx > >Subject: [modeleng] Steam Tight Joint > >Date: Wed, 22 Mar 2006 21:19:56 +0000 (GMT) > > > >I would just like to take your minds on a modest little problem. I was > >forced to cut the pipe between the super heater and the valve chest on my > >loco in order to tackle a leak at the valve chest joint. I have threaded > >the two severed pipes 8mm and made up a sleave tapped to take the thread, > >the idea being to wind the sleeve over the joint. All went well but the > >threads are a bit slack. What should I use to seal the joint?. I am >dubious > >about silver soldering as I may disturb the joints in the superheater and > >burn up the gasket. I could use comsol solder or simply PTFE and hope for > >the best.Any other options? Mott > >MODEL ENGINEERING DISCUSSION LIST. > > > >To UNSUBSCRIBE from this list, send a blank email to, > >modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject > >line. > >_________________________________________________________________ >Are you using the latest version of MSN Messenger? Download MSN Messenger >7.5 today! http://join.msn.com/messenger/overview > >MODEL ENGINEERING DISCUSSION LIST. > >To UNSUBSCRIBE from this list, send a blank email to, >modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject >line. > > > >MODEL ENGINEERING DISCUSSION LIST. > >To UNSUBSCRIBE from this list, send a blank email to, >modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject >line. _________________________________________________________________ Be the first to hear what's new at MSN - sign up to our free newsletters! http://www.msn.co.uk/newsletters MODEL ENGINEERING DISCUSSION LIST. To UNSUBSCRIBE from this list, send a blank email to, modeleng-request@xxxxxxxxxxxxx with the word "unsubscribe" in the subject line.