Henan Dongfanglong Machine Manufacture Co., Ltd
BC Casing Coupling
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API buttress thread casing coupling 6 5/8 trade price Special oilfield -
API 5CT N80 L80 9 Cr L80 13Cr Carbon Seamless Steel 9 5/8 Casing And Tubing Pipes Coupling For Oil And Gas -
API 5CT 13-3/8 BC CASING COUPLING -
Oil tubing steel casing used oil field -
COUPLING 8-5/8 BC L80 FOR OIL PIPE -
API 5CT 10-3/4 COUPLING BCk55 for OIL PIPE -
API 5CT CASING COUPLING7 P110 BC. -
API 5CT 20COUPLING BC N80 FOR OIL PIPE -
API 5CT COUPLING TUBING 7 BC N80 L80 -
CASING COLLAR 5-1/2STC N80 -
API 5CT 0837 5-1/2" K55 BTC -
API 5CT 13-3/8 BTC K55 CASING COUPLING -
Casing Coupling /Tubing Coupling Connection Joint COLLAR -
20 BC LC COUPLING Oilwell pipe connection -
API 7 N80-1 BTC CASING COUPLING -
Casing Coupling /Tubing Coupling Connection Joint -
CasingTubing Pup Joint Top BTC T95 -
Casing and tubing collar/nipple/pup joint for oilfield -
Oil field btc casing couplings of SC.LC -
Pipe fitting buttress thread casing coupling