NTS-Leader provides services for receiving inspection and preoperational phase of casings in accordance with the requirements of GOST 632-80, RD 39-2-132-78. Operations performed on the processing equipment complex of in-house development and production. Casing receiving inspection section is fully automated. Equipment control is carried out by operators.
Breaking pieces removing from casing threaded elements and cleaning the threads from grease are produced for preparation to subsequent visual input and instrumental inspection by gauges. To facilitate breaking pieces loosening was developed service tools.
Receiving inspection of pin thread and casing collar is made by gauges in accordance with the requirements of GOST 632-80 and API. Equipment developed by NTS-Leader experts provides gauge driven feed and its screwing on the threaded elements. Collars and pipe rejection on thread is conducted on the measurements results of controlled parameters in automatic mode.
Casing pressure test for strength and tightness produced by internal hydrostatic pressure up to 40 MPa. By way of pressure test fluid uses recycled water.
Casing length measurement and marking are made automatically during the passing pipe on the roller conveyor. Control date and validity symbol of pipe marked with paint stenciled or shock method.
Before sending the casing into the cradles of finished products, preservation grease is applied on a pin thread and breaking pieces are installed.
Casings are distributed automatically to the cradles in accordance with a predetermined program.
Casing preoperational phase is carried out in accordance with the oil company. requirement. Required pipe number selection is produced, sorting them by typical size and storage in separate batches on the column sections.
Casings prepared for use are stored on special racks in pipe racks. Handling operations and delivering pipes to the field are carried out with using special load-lifting and transport vehicles.