Tubes are produced with outside diameter from 16 to 168 mm and wall thickness from 1.0 to 6.0 mm.Tubes are produced from steel grades St1sp, St1ps, St1kp, St2sp, St2ps, St02kp, St3sp, St3ps, St3kp GOST 380-94; from steel grades 08sp, 08ps, 08kp, 10sp, 10ps, 10kp, 15sp, 15ps, 15kp, 20sp, 20ps, 20kp according GOST 1050-88.Tubes are produced without heat treatment. Tubes cut length from 4 to 12 m. Non-destructive testing of weld seam quality.Technical requirements according to GOST 10705-80.
GOST 10704-91 Electrically welded steel line-weld tubes |