Welded steel tubes for pressure purposes. Technical delivery conditions. Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties— 32 стр.
Non-destructive testing of steel tubes. Part 5. Magnetic particle inspection of seamless and welded ferromagnetic steel tubes for the detection of surface imperfections— 14 стр.
Non-destructive testing of steel tubes. Magnetic particle inspection of seamless and welded ferromagnetic steel tubes for the detection of surface imperfections— 16 стр.