
Code of practice for welding on steel pipes containing process fluids or their residuals.
NORMA vydána dne 28.2.1989
Designation standards: BS 6990:1989
Publication date standards: 28.2.1989
The number of pages: 28
Approximate weight : 84 g (0.19 lbs)
Country: British technical standard
Kategorie: Technické normy BS
Covers details prior to, during and after all operations relating to and involving the safe arc welding on ferritic and austenitic steel land or offshore pipelines and process plant pipework which contain or have contained a process fluid and which are at least 5 mm thick. Status: Confirmed