| abstract |
Method of joining at least two components ( 2, 3 ) utilising a fitting ( 1 ), where at least one of the components comprises, or is made of, a material which is difficult to weld. The components ( 2, 3 ) are provided with thicker walls at the end surfaces ( 6 ) that are to be joined. At least one of the thicker end walls is provided with an internal or external thread (T) and said at least two components are joined together by screwing said threaded end walls into and/or onto the fitting ( 1 ). |