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At the moment Cato Investments Corporation have the well-adjusted partner relations with producers factories on manufacture of pipes with small and big diameter. Among them is Chelyabinsk tube rolling plant, Vyksunsk metallurgical combine, TMK, Izhorsk tube plant, Harcyzsk tube plant.
- Socketed tubing d. 33-144, ГОСТ 633-80, with thread NKM, NKB.
- Tubing in cold-resistant kind d. 33-114 , ТУ 14-161-195-2001, with thread NKM, NKB.
- Buttress Casing and coupling OTBT – 426, d. 426, grade D, ТУ 14-158-121-2005.
- Buttress Casing in cold-resistant from rough forge with coupling OTBT – 426, d. 426, grade Dx, ТУ 14-158-121-2005.
- Casing d. 114-150, buttress connection OTTM, OTTG, ГОСТ 632-80.
- Casing d. 219-324, ТУ 14-162-53-2004, TTL – 0,1.
- Casing d. 146-205, ТУ 14-3Р-29-20000, buttress connection.
- Casing sulphuretted hydrogen – resistant, d. 114-219, ТУ 14-157-93-2004, ТМК FCM (BAMP), L80S.
- Casing in cold-resistant kind, d. 114-340, ТУ 14-157-24-92, ТУ 157-77-2001, ТУ 14-ЗР-76-2004, ТУ 14-162-70-2000, ТУ-14-ЗР-82-2005
- Drill pipe with "flash weld" tool joints d. 73-140, ГОСТ Р 50-278-92
- Drill pipe d. 60-127, ТУ 14-3-1571-88, ТУ 14-161-138-94
- Drill pipe with "flash weld" tool joints, d. 73, ТУ 1324-138-0147016-02, grade D, E.
- Light weight drill pipe with "flash weld" tool joints, d. 73-89, ТУ 14-161-137-94.
- Electric-weld steel pipe for gas-main pipeline, d. 530 – 1420, st. 17Г1С, 17Г1СУ, ст. 12ГСБ, 13Г1СУ, 12Г2СБ, 10Г2ФБЮ, 09ГСФ, grade 52,55,56,60, ГОСТ 202-95-85, ТУ 14-3-1270-01, ТУ 14-158-153-05, ТУ 14-ЗР-04-94, ТУ 14-3-1270-01, ТУ 14-158-153-05, ТУ 14-158-117-099, ТУ 1381-012-05757848-2005, ТУ 14-3-1573-96.
- Three-layer externally corrosion coating ТУ 14-ЗР-80-2004 produced by Chelyabinsk tube rolling plant.
- Weldless hot-worked steel tube, d. 108-169, ГОСТ 8732-78.
- Weldless cold-worked steel tube, d. 89-426, ГОСТ 8734-75.
- Weldless hot-worked steel tube, d. 89-426 for gas-pipe, gas-lift systems, ТУ 14-3-1128-2000.
All production is certified API, PWTUV. The system of maintenance of quality is stated in the Management, certificated by the independent organization on ISO 9001:2000.
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