Njengamanje, i-Hunan Great Steel Pipe Co., Ltd inamasethi angu-3 olayini wokukhiqiza ipayipi lensimbi elishisayo eligoqelwe elingenamthungo kanye namasethi angu-2 olayini wokukhiqiza amapayipi ensimbi anwetshiwe angenamthungo namandla okukhiqiza minyaka yonke angama-200,000, ububanzi besayizi busuka ku-73mm 630 mm.Ikhebhu yayo yamalebhu angokwenyama namakhemikhali yenza ukuhlolwa okuhlukahlukene ngokomzimba namakhemikhali kanye nokuhlolwa kwamapayipi ensimbi, futhi ifakwe izithonjana zamanje ze-eddy, ukutholwa kwephutha elivuzayo kanye nezithoni zokuqhekeka ze-ultrasonic njll. Ngamapayipi ensimbi angenamthungo, aphakathi nendawo kanye namapayipi e-petroleum casing. ngohlu olugcwele lwezinyathelo zokuhlola, ezikwazi ukuhlangabezana nezidingo ezihlukahlukene zokuhlola nokuhlola amapayipi ensimbi.