OCTG Coupling
OCTG Coupling
OCTG Coupling is used to connect the casing and tubing, sizes form 1.315inchs to 20 inches O.D., material grade J55, K55, N80, L80, P110, etc., according to API SPEC 5CT Standard.
Products List
DB-OCTG Coupling-1019
China API SPEC 5CT Grade N80 Tube Coupling Supplier Derbo Provides API SPEC 5CT Grade N80 Tube Coupling, Size 3-1/2 Inch EUE, Black Painting Treatment.
DB-OCTG Tubing-977
China API 5CT K55 Tube Coupling Manufacturer Supplies API Spec 5CT Grade K55 Tubing and Casing Coupling, Hot Rolled, Size 4-1/2 Inch, Painting Surface.
DB-OCTG Coupling-968
China API 5CT External Upset End Tubing Coupling Supplier Provides API 5CT J55 External Upset End (EUE) Tubing Coupling, Hot Rolled, 4-1/2 Inch.
DB-OCTG Pipe-931
China NU P110 OCTG Coupling Manufacturer Derbo Offers NU P110 OCTG Coupling, Threaded, 1 Inch, Oiled, Galvanized Surface Treatment, Pipe Connection.
DB-OCTG COUPLING-925
China API 5CT N80 OCTG Coupling Manufacturer Derbo Provides API 5CT N80 OCTG Coupling, Threaded, 3 1/2 Inch, EUE, Painting Treatment, Pipe Connection.
DB-Coupling-690
China API 5CT J55 EUE Coupling Manufacturer Derbo Offers API 5CT J55 EUE Coupling, Hot Rolled, 3 1/2 Inch, Coating, Painting, Oil Gas Transportation.
DB-API 5CT Coupling-561
China API 5CT Coupling Manufacturer Derbo Offers API 5CT Coupling, K55, 13-3/8, Hot Rolled, Oiled/Painting/Galvanized/Coating, Gas & Oil Transportation
DB-OCTG Coupling-497
China API 5CT PSL 1 OCTG Coupling Manufacturer Derbo Offers API 5CT PSL 1 OCTG Coupling, Hot Rolled, Grade K55, Size 4-1/2 Inch, Gas, Oil Pipe Line.
DB-OCTG Tubing Coupling-492
China API 5CT J55+N80 OCTG Tubing Coupling Manufacturer Derbo Provides API 5CT J55+N80 OCTG Tubing Coupling, 3-1/2 EUE, Hot Rolled, Oil Transportation.
DB-OCTG Coupling-491
China API 5CT Grade N80 OCTG Coupling Manufacturer Derbo Provides API 5CT Grade N80 OCTG Coupling, Hot Rolled, 10 3/4 IN, for Oil Transportation.