Famaritana ny casing fantsakana menaka
Ny habeny (OD mirefy): 4 1/2"—30"
Ny habeny (OD mm):114.3-762
Standard: API SPEC 5CT, ISO11960, GOST
Halavany: R1, R2, R3
Main Steel Grade: H40, J55, K55, N80-1, N80-Q, L80-1, L80-9Cr, L80-13Cr, P110, Q125 sns
Karazana Casing: Plain, BTC, STC, LTC, Thread Premium hafa.