can anybody send me the sheet metal standards for manufacturing the ducts,bends.etc.,

 

Thanks Gareth!! you are really hands on when it comes to your dear members..have somthing to ask to...how about those metal sheets which are used for heavy tanks and shoulders? i just really need one where can i possibly find something so tough but flexible enough?? :mrgreen: :mrgreen: :ugeek:

 

I think http://www.industrial-lab.com/ can help you, they have a bunch of standards for download