KS B ISO 10893-6:2018 Non-destructive tsting of steel tubes — Part 6: Radiographic testing of the weld seam of welded steel tubes for the detection of imperfections
2018KS B ISO 10893-6:2018 Non-destructive tsting of steel tubes — Part 6: Radiographic testing of the weld seam of welded steel tubes for the detection of imperfections