Search results for query: *

Hie colleagues! I am trying to determine whether use of fire tubes with welded seams is permissible in today's boiler construction ir in re-tubing work. http://www.eng-tips.com

Hie Weldmedic That is quite interesting.We have tried to be carefull but there is always a case where you realise you have ground too far inwards. Point taken. http://www.eng-tips.com

Hi Chicopee. I got your question. The tubes are in the combustion chamber and thus seal welded. Procedure here is to expand them slightly, then seal weld and grind off the tube ends flush with the welds. Thanks guys for the assistance so far. Will appreciate it if more keeps flowing in. I will...

Further to my question yesterday, some eng-tips members asked for further details. The boiler is a composite type with afire tube design at the front and water tube design on the rear end. The section that is giving problems is the fire tube designed section on the combustion chamber side...

Hie colleagues I am a member of the regulating authority in our state. Transferred to a new region recently, I had to deal with a composite boiler that has had recurrent tube cracking problems every year since 1999. Every annual inspection of the boiler has seen at least 10 tubes needing...