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Henan Dongfanglong Machine Manufacture Co., Ltd [Henan,China] Business Type:Manufacturer Main Markets: Africa , Americas , Asia , Middle East , West Europe Exporter:41% - 50% Certs:ISO14001, ISO9001, OHSAS18001, API

Henan Dongfanglong Machine Manufacture Co., Ltd

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API 5CT Tubing Coupling

NU Tubing Coupling

Oil coupling 2-7/8" K55 OCTG Tube Coupling 

Tube male thread Pipe Fittings steel Coupling 

tubing coupling 2-3/8 NU/EU FOR GAS PIPE 

seamless steel pipe Casing coupleTubing 

Steel tubing crossover coupling seamless tube casing 

3-1/2 Api Pup Joint Tubing Coupling 

13Cr L80 Oil and Gas Casing Tubing Pipes 

Casing Coupling /Tubing Coupling Connection SC 

Tube collar female thread Connector 

Pipe expansion joint steel joints casing tubing coupling 

Black pipe joint connecting API casing tubing coupling 

Coupling and nipple Casing Pipe and Tubing Pipe 

Tubing Coupling 3 12 EU Tubing Coupling 

Oilfield Tubing Coupling/Nipples/Crossover/Pup Joints 

OCTG Threaded pipe connection casing tubing coupling 

Tubing Coupling 3 12 EUE Tubing Coupling 

Black pipe joint metal connecting casing tubing coupling 

Coupling for Casing Pipe and Tubing Pipe 

NU thread Tubing and Casing Pup Joints coupling 

3-1/2'' Tubing Pup Join EU NU Tubing Coupling 

EU Tubing Coupling

Tube coupling nipple 2-7/8EU N80 for oil pipe 

Steel pipe coupling steel pipe Tubing Coupling PSL1 

API 5CT 2-3/8 L80/N80Q/P110 Tubing Coupling 

2-38 N80 EUE Casing Tubing Coupling Seamless 

Oil coupling 2-7/8" K55 EU/NU OCTG Casing Coupling 

Pipeline Joint Tube Pipe Fittings steel Coupling 

Good Price API 5ct tubing coupling L80 eue 

Coupling oilfieldTubing Casing couplings and tubing joints 

API 5CT2 3/8 EUE NUE Tubing Pipe Coupling 

API Tubing Pup Joint With Coupling for Oilfield 

Oil tubing steel casing used oil field pipe 

Coupling Socket Carbon Steel Pipe Connector Tube Fittings 

Tube Casing Petroleum Pipe in Oil and Gas 

API 5CT 2 7 8 EUE tubing coupling 

Oilfield Equipment Seamless Tubing and Casing Couplings 

3 1/2" N80Q EUE Tubing and casing Coupling 

NIPPLE OR COUPLING 1.9NU L80 FOR OIL PIPE 

Oil pipe 3-1/2" L80 OCTG Tubing Coupling 

2-3/8 EU L80 API 5CT Tubing Coupling 

TUBING NIPPLE COLLAR COUPLING OTCG PIPE 

API 5CT Casing Coupling

SC Casing Coupling

OCTG pipe fitting buttress thread casing coupling SC 

Coupler Type Inch Coupler PipeTube Steel Fitting 

Casing and Tubing Coupling/Nipples/Crossover 

Tubing Casing couple Joint Coupling For Oil Tube 

Steel tubing crossover coupling seamless steel tube casing 

OCTG K55 L80 9 5/8iSeamless Well Casing Pipe 

Petroleum oil field btc casing couplings of octg 

OCTG Threaded connection API 5CT casing tubing coupling 

Tubing Casing Coupling for Oil and Gas 

Short Thread/ Long Thread Buttress Thread Casing Coupling 

Casing Coupling 10-3/4" SC K55 

Casing and Tubing Coupling/Nipples/Crossover/Pup Joints 

Coupling or collar for Casing Pipe Tubing Pipe 

tubing coupling and casing coupling for oilfield 

COLLAR OR NIPPLE5 BC LC SC N80 COUPLING 

API CASING COUPLING13-3/8 BC SC N80 PIPE 

API 5CT 13-3/8 BC SC CASING COUPLING 

API COUPLING9-8/5 LC BCSC N80 FOR OIL PIPE 

API 5CT L80 Seamless Carbon Steel Oil Pipe 

API 5CT 5-1/2" N80 STC SEAMLESS PIPE 

LC Casing Coupling

Casing Coupling Connection Joint EUE BTC LTC 

Oil coupling 20" Casing Coupling 

5-1/2" L80 carbon steel pipe LTC casing Coupling 

20 coupling OR COLLAR pipe coupling 

High Quality API 5CT Casing/Tubing Coupling 

Casing Coupling /Tubing Coupling Connection Joint SC LC 

Seamless Steel Casing Tubing Coupling OCTG Oil Gas 

seamless oil casing pipe coupling pipe nipple 

API 5 1/2" STC/LC/ BC Casing Coupling 

OCTG pipe fitting buttress thread casing coupling 

Oil Casing&Tubing Pipe with Thread and CoupledT95/Q125. 

Oilfield long round thread LTC casing coupling 

Best products L80 buttress thread casing coupling 

API Oilfield long round thread LTC casing coupling 

2022 products oil metal API casing tubing coupling 

API 5CT P110 Buttress thread casing coupling 

5-1/2" LTC J55 CASING COUPLING 

Casing Coupling 7" LC N80Q 

Casing coupling 7 LC P110 for oil pipe 

Casing coupling9-5/8 LC N80 FOR GAS PIPE 

BC Casing Coupling

Casing Coupling /Tubing Coupling Connection Joint COLLAR 

Female Npt Coupling Tube Connector Half Socket 

API 5CT P110 Buttress thread casing coupling LC 

Oil coupling 20" OCTG Casing Coupling 

Casing Coupling /Tubing Coupling Connection Joint 

OCTG Casing Coupling Pup Joint Casing Pipe Coupling 

Seamless casing pipe coupling means buttress thread 

CasingTubing Pup Joint Top BTC T95 

Oil field btc casing couplings of SC.LC 

Pipe fitting buttress thread casing coupling 

API 5CT casing pipe coupling casing collar 

Casing and tubing collar/nipple/pup joint for oilfield 

CASING Coupling 7-5/8 BTC N80 FOR OIL PIPE 

CASING COUPLING13-3/8 BC/SC N80 FOR OIL PIPE 

API CASING COUPLING13-3/8 BC L80 FOR OIL PIPE 

Oilfield Collar 13-3/8 K55 BTC COUPLING 

Oilfield Connection 7 BTC L80 

7 BC K55 Casing Coupling 

CASING COLLAR 5-1/2STC N80 

API 5CT 13-3/8 BTC K55 CASING COUPLING 

API 5CT Tubing Pup Joint

Pup jointx- over coupling 2-3/8with coupling 

Tube steel pipe casing tubing pup joint NU 

Seamless Tubing Pup Joint with Coupling 

Tube steel pipe casing tubing pup joint EU 

OCTG Casing Pipe for Oilfield Well Completion 

Tubing Pup Joint/Nipple with EUE Coupling 

2-7/8''N80 Tubing Pup Joint for Oil Tubing Coupling 

Tubing Pup Joint for Oil Tubing Coupling casing 

CasingTubing Pup Joint Pup Joint 

73.02*5.51 EUE P110 Pipe Pup Joint 

3-1/2'' 9.3PPFTubing Pup Joint for Oil Tubing Coupling 

Pipe tube steel pipe casing tubing pup joint 

API 5CT Casing Pup Joint and Tubing nipple 

API Tubing Pup Joint/Nipple with EUE Coupling 

Pup Joint and Coupling Oil Tubing Pipe J55/k55/N80 

API L80 EUE Tubing Pup Joints For Oilfield 

API 5CT 3-1/2 N80/L80/P110 pup joint For OCTG 

OCTG 5CT 2 7/8 TUBING PUP JOINT 

Petroleum downhole equipment API Pup Joint 

API 5CT oil well Tubing and Casing coupling 

API 5CT Casing Pup Joint

Pipe joint tube casing tubing pup joint 5-1/2 

Casing pup joint with BTC LTC STC thread 

Tubing Pup Joint 2 7/8 2FT WITH COUPLING 

7'' Casing Pipe Pup Joint with COUPLING 

Oilwell Carbon Steel Pup Joint 

Casing Pup Joint for OCTG with tubing coupling 

COLLAR Casing Crossover Pup joint 2/4/6/8/10/12FT 

BOP Blow out preventer in oil filed 

wire-wound screen pipes used in oil filed 

API 5CT CASING PIPE 5-1/2BTC STC J/55 R3 

3-1/2 EUE L80-1 8FT PUP JOINTPIN X BOX 

FT FOR API 5CT CASING PIPE 

PUP JOINT/CROSSOVER/TUBING/SUCKER ROD BTC/LTC/STC 

3-1/2 EU K55 Pup Joint 

API 5CT tubing & casing pup joint 

API 5L API 5CT Oil casing and tubing 

API Standard Petroleum Pup nipple 

Tubing Pup Nipple with EUE Coupling 

API K55 J55 oil nipple 

API 5CT OCTG P110 pup joint 

Cementing Tools

Guide Shoe2-7/8",NUE Box Up J55 Aluminum Nose Covered 

Bow spring casing centralizers 4-1/2" to 20" 

Cementing plugs rubbers and phenolic 4-1/2" 

Float collar and float shoe API 4"TO 20" 

Solid rigid casing centralizers cementing process 

Stop collar 4-1/2" to 20" API 

3-1/2 " stage collar opening bomb, closing plug 

Stab-in Float Shoe Operating instructions API 5CT BTC 

Wheeled rod guide Cementing tools API 

Lifting type DP cement head 5-1/2 

API SS304 centralizer2-7/8 X 7 3-1/2 X 7 

API Pipe Centralizers and Bow Spring Casing Centralizers 

Api 4.1/2in Single Bow Spring Casing Centralizer 

API Stop Collar FOR Casing Centralizer 

API Float Collar and Float Shoe 

API centralizer and pipe casing centralizer 

API Tubing plug 2-7/8 EU N80 for pipe 

API double plugs drill pipe cement head casing 

API 4-12Casing Pipe Centralizer For Oil Drilling Machine 

API 4-12 Non-welded Casing Centralizer for Drilling 

Csaing and tubing pipe

API Casing pipe

carbon oil casing witch drilling bits coupling 

APIPUP JOINT 2-3/8 EU 1.5M N80 COUPLING 

API Premium Thread Coupling 2-7/8 EU 

API 5CT 4-1/2 N80 CASING CASING PIPE 

casing and tubing X-Over 4-1/2 x 2-7/8 j55 

API 5L Casing Tubing Pipes Seamless 

Oil Resistant Petroleum Drilling Oilfield Casing 

API 5CT Casing Tubing N80 Pipe with BtcCoupling 

API 5CTCasing and Tubing Oil Well Casing Pipe 

API 5CT TUBING AND CASINGR3 13-3/8BC SC LC 

casing joint 

OIL PIPE CASING 13-3/8 BC R3 WITH COUPLING 

API 5CTOIL PIPE 13-3/8 BC R3 WITH COUPLING 

API 5CT TUBING AND CASING PIPE13-3/8 

API 5CT TUBING AND CASING PIPE13-3/8 

API 5CT TUBING AND CASING PIPE13-3/8 

API 5CT TUBING AND CASING PIPE13-3/8 

API 5CT TUBING AND CASING PIPE13-3/8 

API 5CT TUBING AND CASING PIPE13-3/8 lc 

API 5CT TUBING AND CASINGR3 13-3/8BC SC LC 

API Tubing pipe

API Casing-Coupling N80 5-1/2 

API 5CT 10TH PUP JOINT/CROSSOVER 

2-7/8 80S NUE TUBING COUPLING 

API Gas lift valve KFT-38 

API 5CT Q125 Tubing oil Casing pipe 

Union Elbow, Union Elbowing fititng 

API 5CT 2-3/8 EU4FT TUBING ANDCASING OIL PIPE 

X-over Coupling or crossover

X-over coupling or crossover 2-7/8EUB 3-1/2NUP 200mm. 

CROSSOVER AND X-OVER COUPLING 

X-over coupling, OCTG tubing crossover coupling 

high quality 2-7/8" EU X-over coupling for oilfield 

tubing casing X-over/crossover/connector coupling threaded 

API 5CT TUBING X-OVER NIPPLE /CROSSOVER NU 

Casing and Tubing Coupling/Nipples/Crossover LC 

API 5CT TUBING X-OVER NIPPLE /CROSSOVER EU 

API tubing crossover coupling 

oil well tubing pipe coupling/X-over/ crossover 

X-over coupling 2-7/8NUBOX 3-1/2EUPIN N80,200mm for oil pipe 

API 5CT Tubing Xover couplingCrossover 

Tubing Connection Tool Crossover L80-13Cr NU EUCoupling 

API 5CT TUBING X-OVER /CROSSOVER COUPLINGS 

coupling crossover drill coupling NIPPLE adapter drill rigs 

API OEM CROSSOVER TUNING JOINT PUP JOINT 

2-7/8 crossover or nipple N80 for oil pipe 

API X-over coupling 4LP crossover N80,psl-1 

2-3/8 X-OVER COUPLING CROSSOVERFOR OIL AND GAS PIPE 

Crossover Coupling and pup joint 

Sucker Rod Coupling

performance a4120 drill pipe joint sucker rod coupling 

SM or Full Size Sucker Rod Joint Coupling 

Class T Full Size Crossover Sucker Rod Coupling 

API IIB AISI4140/4130 Sucker rod coupling 

SM Full Size Sucker Rod Drill Pipe Coupling 

SUCKER ROD COUPLING Size 3/4 API 

SUCKER ROD COUPLING 5/8" API Grade D 

T class sucker rod couplings 

SM class sucker rod couplings 

SM class sucker rod couplings 3/4 

Frp Sucker Rod Steel Sucker Rod 

API 11B T SM Sucker Rod Coupling 

API 11B Tight Suction Pipe Couplings 

Black High Quality Tubing Couplings 

API class multi-model multi-purpose rod 

API 11B Grade Sucker Rod for Oil well 

Tubing Tee

joint tubing connector pipe fitting tee pipe cnc2-7/8 

Tee connectoritting for pipe Russian sliding fittings tubing 

API 5CT TUBING TEE 2-7/8 EU BOX N80 

API 5CT TUBING TEE 2-3/8 EU NU COUPLING 

Stainless Steel Pipe Fitting Tee Joint 

NU/EU LC/SC/BC Oil Resistant Oil Casing Fittings 

Bridge Plug

API 5CT 2-38 N80 NUE Casing Tubing Coupling 

Casing Coupling Connection Joint 5-1/2 SC BC LC 

API 7-1 RTTS Bridge plug retrievable bridge plug 

4 inch aluminum equal tee fitting 

CBX Expansion Valve API 

Thickened Tubing Couplings For Universal Drilling 

High-quality Steel High Temperature Oil Casing Joints 

Anti-rotating cementing plug 

Rotary Downhole Dust And Sand Collector

Tube steel pipe Pipe jointcasing tubing pup joint 

Rotary downhole dust and sand collector 

CASING 9-5/8 LC/ CAISNG Pipe Coupling 

wholesaleTubing Pup Joint 2 7/8 2FT J55 EUE 

API 11B standard T SM sucker rod coupling 

API 5CT 7" Casing Coupling 

Valve Body

Valve Assembly Mud Pump Valve Seat Mud Pump 

API 5CT 10th casing pipe btc ltcPUP JOINT/CROSSOVER 

API 5CT 2 7/ 8EU L80 tubing coupling 

Valve Insert Valve Seat For Mud Pump 

High-strength Tubing And Casing Are Seamless And Tight 

Precision Thickened Mechanical Tubing Casing Coupling 

Special Blowout Preventer For Tough Drilling Machinery 

Custom NU/EU Oilfield Fittings Pipe Fittings 

Valve/hard seat needle valve/ Needle valve 

ball valve 

Vortex Flowmeter Steam Flowmeter 

Remove the guard quickly 

Plug Valve(Balance Plug Valve,Pressure Balanced Plug Valve) 

Valve Body and Valve Seat 

Workover Rig

XJ900 Workover Rig Oil 

API XJ350 550 750Drilling Workover Rig 

THREADS PROTECTOR 3-1/2 EUE 

API 5CT Oil pipe couplings 

10-3/4 45.5PPF L80 BTC CASING ADAPTOR COUPLING 

K55 Casing Coupling or collar coupling 

Hydraulic System 750Drilling Workover Rig 

Durable And Multifunctional Flexible Workover Rig 

Oil Drilling Professional Bow Spring Centralizer 

uniform

Downhole equipment scraper 

Oilfiled equipments

API XJ-250 Drilling & Workover Rig 

YMX-600 cutting Machine for ingot cutting 

API XJ350 550 750 Drilling & Workover Rig 

API XJ-250 Oilfield Drilling Rig Machine 

API XJ-250 High Quality Drilling And Workover Rig 

Spiral Glider Spiral Solid Rigid Casing Centralizer 

Thread Protectors

Casing pipe end protector 

API Drill pipe protector 

API Protect thread cap 

Pipe End Protect Connection 

Oil And Gas Anti-collision Plastic Thread Protector 

API OIL Pipe Protector 

API Thread Protector for casing and tubing 

API Plastic drill pipe Thread protector 

API Plastic Drill Pipe Pinand Box Thread Protectors 

API Plastic STC LTC BTC Casing Thread Protector 

Drilling Pipe

88.9*6.45/73.02*8.64/60.30P110 Tubing Casing EUE/NUE 

API 5CT 10th Casing Pipe Coupling 

3-1/2Tubing Casing Coupling for Oil and Gas 

Api Steel Casing Pipe Drilling Pipe 

API NC38 3.5 inch Drill tube drill pipe 

EU/LC High Temperature Oil Casing Joint 

High Sealing API 5CT Oil Well Pipe Joint 

Others

Chemical Grade Flavors and Fragrances 

Discount Musk Ambrette Stone Big Lump Crystal 

99% Purity Musk Ambrette ellow 

Safety uniform used in oil filed 

Purity Musk Ambrette Ambrette Perfume Grade Yellow Light 

filter tankCosmetic Industry Equipments 

Oil field safety uniform 

Safety Anti-static Petroleum Protective Clothing 

Fragrance Fixative Long-lasting Chemical Flavors Fragrances 

API standard mining drill tricone rock bits 

Oil drilling bow spring centralizer 

CYJ Series pumping unit 

API 11B sucker rod for oilfield pump 

API rod coupling 7/8 wholesale oil field 

Drilling centralizer Rubber centralizer casing centralizer Rigid centralizer rod centralizer 

XJ550 (100t) Drilling & Workover Rig Truck-mounted mobile 

Large Capacity New Continuous Waste Oil Distillation Plant 

Insert type float shoe 

API standard non-welded bow elastic centralizer 

Air Shaft Unwind And Rewind Air Shaft 

Silk Cap

Available thread guard cap Drill pipe guard cap can be customized in various specifications 

Oil drill pipe protective sleeve Thread protector can be customized 

API 5CT standard produces and offers a wide range of thread protectors 

High Quality Line Pipe Protector Cap For Pipe Protection 

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