Gas infrastructure. Pipelines for maximum operating pressure up to and including 16 bar. Specific functional requirements for polyethylene (MOP up to and including 10 bar)— 30 стр.
Pipe threads where pressure tight joints are made on the threads. Taper external threads and taper internal threads. Dimensions, tolerances and designation— 16 стр.
Pipe threads where pressure tight joints are made on the threads. Taper external threads and parallel internal threads. Dimensions, tolerances and designation— 16 стр.
Gas infrastructure. Gas installation pipework with an operating pressure greater than 0,5 bar for industrial installations and greater than 5 bar for industrial and non-industrial installations. Detailed functional requirements for commissioning, operation and maintenance— 24 стр.