Non-destructive testing of steel tubes. Automatic ultrasonic testing of the weld seam of electric welded steel tubes for the detection of longitudinal imperfections— 14 стр.
Non-destructive testing of steel tubes. Automated ultrasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections— 18 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.
Non-destructive testing of steel tubes. Automated ultrasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections— 18 стр.
Welded steel tubes for pressure purposes. Technical delivery conditions. Electric welded non-alloy and alloy steel tubes with specified elevated temperature properties— 32 стр.
Methods for non-destructive testing of pipes and tubes, Methods of automatic ultrasonic testing for the detection of imperfections in wrought steel tubes— 16 стр.