Showing posts with label Automatic Welding. Show all posts
Showing posts with label Automatic Welding. Show all posts

Monday, April 11, 2011

General Definitions of Annealing, Arc Cutting, Arc Welding, Assembly & Automatic Welding

Still with Piping & Fabrication with General Definitions of Piping System and we continue from the last post and hope this will be useful to all of us.

Annealing
Annealing

Heating a metal to a temperature above a critical temperature and holding above that range for a proper period of time, followed by cooling at a suitable rate to below that range for such purposes as reducing hardness, improving machinability, facilitating cold working,