Pipe threads where pressure tight joints are made on the threads. Taper external threads and parallel internal threads. Dimensions, tolerances and designation— 16 стр.
Welded steel tubes for pressure purposes - Technical delivery conditions - Part 2: Electric resistance and induction welded unalloyed and alloyed steel tubes with specified elevated temperature properties— 24 стр.
Welded steel tubes for pressure purposes. Technical delivery conditions. Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties— 30 стр.
Seamless steel tubes for pressure purposes; technical delivery conditions; part 1: unalloyed steels with specified room temperature properties— 12 стр.