Non-destructive testing of steel tubes. Automated ultrasonic testing of seamless and welded steel tubes for the detection of laminar imperfections— 20 стр.
Non-destructive testing of steel tubes -- Part 8: Automated ultrasonic testing of seamless and welded steel tubes for the detection of laminar imperfections— 18 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.
Non-destructive testing of steel tubes -- Part 11: Automated ultrasonic testing of the weld seam of welded steel tubes for the detection of longitudinal and/or transverse imperfections— 16 стр.
Specification and qualification of welding procedures for metallic materials -- Welding procedure test -- Part 2: Arc welding of aluminium and its alloys— 38 стр.