Model Boat Mayhem

The Shipyard ( Dry Dock ): Builds & Questions => Steam => Topic started by: pipercub1772 on January 08, 2012, 04:55:54 pm

Title: Annealing
Post by: pipercub1772 on January 08, 2012, 04:55:54 pm

 Hi , after annealing copper tube to make it easy to bend is there any way to make it hard again ,regards Allan.

Title: Re: Annealing
Post by: Shipmate60 on January 08, 2012, 05:14:03 pm

It work hardens in exposure to air over time.

Bob

Title: Re: Annealing
Post by: ooyah/2 on January 08, 2012, 09:36:25 pm

Quote from: pipercub1772 on January 08, 2012, 04:55:54 pm

Hi , after annealing copper tube to make it easy to bend is there any way to make it hard again ,regards Allan.

Hi Allan,
after annealing as soon as you bend the pipe it will start to harden, if you try to straighten it back out you will find that it's really hard so anneal it again.
You can anneal and bend as many time as you like.

George.


I've put the Quote into separate brackets.  ok2

Title: Re: Annealing
Post by: pipercub1772 on January 09, 2012, 08:14:34 pm

Thanks for the replies ,  regards , Allan