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API 5CT K55 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT K55 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT K55 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT K55 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT K55 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT K55 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT K55 Btc / Stc / Ltc OCTG Casing Coupling

US$ 30 / Piece

1 Piece(MOQ)

After-sales Service: 12 Months

Warranty: 12 Months

Manufacturing Process: Casting

Surface Treatment: Spray-Paint

Material: Alloy

Packing: Wooden Case

Dongying Zhaoxin Industry and Trade Co, Ltd.

Best Price API 5CT J55 K55 M65 N80 L80 C95 P110 Casing and Tubing Casing Coupling Stock for OCTG and Water

Best Price API 5CT J55 K55 M65 N80 L80 C95 P110 Casing and Tubing Casing Coupling Stock for OCTG and Water

Best Price API 5CT J55 K55 M65 N80 L80 C95 P110 Casing and Tubing Casing Coupling Stock for OCTG and Water

Best Price API 5CT J55 K55 M65 N80 L80 C95 P110 Casing and Tubing Casing Coupling Stock for OCTG and Water

Best Price API 5CT J55 K55 M65 N80 L80 C95 P110 Casing and Tubing Casing Coupling Stock for OCTG and Water

Best Price API 5CT J55 K55 M65 N80 L80 C95 P110 Casing and Tubing Casing Coupling Stock for OCTG and Water

Best Price API 5CT J55 K55 M65 N80 L80 C95 P110 Casing and Tubing Casing Coupling Stock for OCTG and Water

US$ 500 / Ton

10 Tons(MOQ)

After-sales Service: Support

Warranty: 1 Year

Type: Seamless

Technique: Hot Rolled

Material: Carbon Steel

Surface Treatment: Black

Tianjin Boer King Steel Import and Export Co., Ltd.

OCTG API 5CT N80 EU Stc LC Tubing and Casing Coupling

OCTG API 5CT N80 EU Stc LC Tubing and Casing Coupling

OCTG API 5CT N80 EU Stc LC Tubing and Casing Coupling

OCTG API 5CT N80 EU Stc LC Tubing and Casing Coupling

OCTG API 5CT N80 EU Stc LC Tubing and Casing Coupling

OCTG API 5CT N80 EU Stc LC Tubing and Casing Coupling

OCTG API 5CT N80 EU Stc LC Tubing and Casing Coupling

US$ 30 / Piece

1 Piece(MOQ)

After-sales Service: Yes

Warranty: 1 Year

Manufacturing Process: Casting

Surface Treatment: Spray-Paint

Material: Alloy

Product Name: Casing Coupling

Dongying Zhaoxin Industry and Trade Co, Ltd.

API 5CT OCTG Seamless J55 L80 N80 Tubing Coupling

API 5CT OCTG Seamless J55 L80 N80 Tubing Coupling

API 5CT OCTG Seamless J55 L80 N80 Tubing Coupling

API 5CT OCTG Seamless J55 L80 N80 Tubing Coupling

API 5CT OCTG Seamless J55 L80 N80 Tubing Coupling

API 5CT OCTG Seamless J55 L80 N80 Tubing Coupling

API 5CT OCTG Seamless J55 L80 N80 Tubing Coupling

US$ 5 / Piece

1 Piece(MOQ)

After-sales Service: Yes

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Galvanized

Operation Pressure: Atmospheric Pressure

Material: Alloy

Dongying Zhaoxin Industry and Trade Co, Ltd.

API OCTG Casing Pipe&Tubing Pipe&Coupling (API Oilfield Services)

API OCTG Casing Pipe&Tubing Pipe&Coupling (API Oilfield Services)

API OCTG Casing Pipe&Tubing Pipe&Coupling (API Oilfield Services)

API OCTG Casing Pipe&Tubing Pipe&Coupling (API Oilfield Services)

API OCTG Casing Pipe&Tubing Pipe&Coupling (API Oilfield Services)

API OCTG Casing Pipe&Tubing Pipe&Coupling (API Oilfield Services)

API OCTG Casing Pipe&Tubing Pipe&Coupling (API Oilfield Services)

US$ 600-1000 / Ton

10 Tons(MOQ)

Type: Seamless

Technique: Hot Rolled

Material: Carbon Steel

Surface Treatment: Varnishing

Usage: Pipeline Transport, Oil/Gas Drilling, Drill Oil Well&Gas Equipment

Section Shape: Round

Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.

API Casing /Tubing Coupling (API-5B) Used for OCTG in Oilfield Service

API Casing /Tubing Coupling (API-5B) Used for OCTG in Oilfield Service

API Casing /Tubing Coupling (API-5B) Used for OCTG in Oilfield Service

API Casing /Tubing Coupling (API-5B) Used for OCTG in Oilfield Service

API Casing /Tubing Coupling (API-5B) Used for OCTG in Oilfield Service

API Casing /Tubing Coupling (API-5B) Used for OCTG in Oilfield Service

API Casing /Tubing Coupling (API-5B) Used for OCTG in Oilfield Service

US$ 700-1000 / Ton

10 Tons(MOQ)

Connection: Female

Structure: Metal Bellows

Flexible or Rigid: Rigid

Material: Alloy

Standard: Standard

Application: Oil Field Pipeline Transport

Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.

API 5CT 4-1/2 P110 EU Tubing and Casing Coupling for OCTG

API 5CT 4-1/2 P110 EU Tubing and Casing Coupling for OCTG

API 5CT 4-1/2 P110 EU Tubing and Casing Coupling for OCTG

API 5CT 4-1/2 P110 EU Tubing and Casing Coupling for OCTG

API 5CT 4-1/2 P110 EU Tubing and Casing Coupling for OCTG

API 5CT 4-1/2 P110 EU Tubing and Casing Coupling for OCTG

API 5CT 4-1/2 P110 EU Tubing and Casing Coupling for OCTG

US$ 9.8-10.8 / Piece

1 Piece(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

OCTG Casing Pipe Couplings of Btc Ltc Stc Thread

OCTG Casing Pipe Couplings of Btc Ltc Stc Thread

OCTG Casing Pipe Couplings of Btc Ltc Stc Thread

OCTG Casing Pipe Couplings of Btc Ltc Stc Thread

OCTG Casing Pipe Couplings of Btc Ltc Stc Thread

OCTG Casing Pipe Couplings of Btc Ltc Stc Thread

OCTG Casing Pipe Couplings of Btc Ltc Stc Thread

US$ 20 / Piece

100 Pieces(MOQ)

After-sales Service: Online Support

Warranty: 1 Year

Manufacturing Process: Seamless

Surface Treatment: Painting

Operation Pressure: /

Material: L80 / N80 / J55 / K55 / P110

Dongying Lake Petroleum Technology Co., Ltd.

API 5CT 4 " J55 L80 N80 OCTG Tubing Coupling

API 5CT 4 " J55 L80 N80 OCTG Tubing Coupling

API 5CT 4 " J55 L80 N80 OCTG Tubing Coupling

API 5CT 4 " J55 L80 N80 OCTG Tubing Coupling

API 5CT 4 " J55 L80 N80 OCTG Tubing Coupling

API 5CT 4 " J55 L80 N80 OCTG Tubing Coupling

API 5CT 4 " J55 L80 N80 OCTG Tubing Coupling

US$ 12.07 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

US$ 377-477 / Ton

1 Ton(MOQ)

Color: Transparent

Usage: Solvent, Petroleum Coke

Type: Russian Blend Crude Oil(Rebco)

Application: Oil Product, Industrial Lubricant

Marketing Type: Ordinary Product

Sample: It Is Available

Qingdao Tech&Ser Petroleum Equipment Co., Ltd

Oil Coupling 2-3/8 J55 Nue Tube Coupling for OCTG

Oil Coupling 2-3/8 J55 Nue Tube Coupling for OCTG

Oil Coupling 2-3/8 J55 Nue Tube Coupling for OCTG

Oil Coupling 2-3/8 J55 Nue Tube Coupling for OCTG

Oil Coupling 2-3/8 J55 Nue Tube Coupling for OCTG

Oil Coupling 2-3/8 J55 Nue Tube Coupling for OCTG

Oil Coupling 2-3/8 J55 Nue Tube Coupling for OCTG

US$ 3.5 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

API 5CT 10th OCTG Tubing Coupling and Casing Coupling

API 5CT 10th OCTG Tubing Coupling and Casing Coupling

API 5CT 10th OCTG Tubing Coupling and Casing Coupling

API 5CT 10th OCTG Tubing Coupling and Casing Coupling

API 5CT 10th OCTG Tubing Coupling and Casing Coupling

API 5CT 10th OCTG Tubing Coupling and Casing Coupling

API 5CT 10th OCTG Tubing Coupling and Casing Coupling

US$ 20 / Piece

100 Pieces(MOQ)

After-sales Service: Online Support

Warranty: 1 Year

Manufacturing Process: Seamless

Surface Treatment: Painting

Operation Pressure: /

Material: L80 / N80 / J55 / K55 / P110

Dongying Lake Petroleum Technology Co., Ltd.

OCTG API 5CT Pipes 9 5/8" K55 Btc Casing Coupling

OCTG API 5CT Pipes 9 5/8" K55 Btc Casing Coupling

OCTG API 5CT Pipes 9 5/8" K55 Btc Casing Coupling

OCTG API 5CT Pipes 9 5/8" K55 Btc Casing Coupling

OCTG API 5CT Pipes 9 5/8" K55 Btc Casing Coupling

OCTG API 5CT Pipes 9 5/8" K55 Btc Casing Coupling

OCTG API 5CT Pipes 9 5/8" K55 Btc Casing Coupling

US$ 50 / Piece

10 Pieces(MOQ)

After-sales Service: 24 Hours Online Service

Warranty: 1 Years

Manufacturing Process: CNC Milling

Surface Treatment: Spray-Paint

Operation Pressure: Atmospheric Pressure

Material: Cast Steel

Hongkong Eastlong Technology Co., Limited

Well Drilling Tool API 5CT Oil Field OCTG Tubing Coupling

Well Drilling Tool API 5CT Oil Field OCTG Tubing Coupling

Well Drilling Tool API 5CT Oil Field OCTG Tubing Coupling

Well Drilling Tool API 5CT Oil Field OCTG Tubing Coupling

Well Drilling Tool API 5CT Oil Field OCTG Tubing Coupling

Well Drilling Tool API 5CT Oil Field OCTG Tubing Coupling

Well Drilling Tool API 5CT Oil Field OCTG Tubing Coupling

US$ 4.9-5.5 / pieces

500 pieces(MOQ)

After-sales Service: 24/7

Warranty: 1year

Manufacturing Process: CNC Milling

Surface Treatment: Spray-Paint

Operation Pressure: None

Material: Cast Steel

GPE Oil Machinery Co., Ltd

API 5CT OCTG Casing Coupling for Petroleum Seamless Steel Casing and Tubing

API 5CT OCTG Casing Coupling for Petroleum Seamless Steel Casing and Tubing

API 5CT OCTG Casing Coupling for Petroleum Seamless Steel Casing and Tubing

API 5CT OCTG Casing Coupling for Petroleum Seamless Steel Casing and Tubing

API 5CT OCTG Casing Coupling for Petroleum Seamless Steel Casing and Tubing

API 5CT OCTG Casing Coupling for Petroleum Seamless Steel Casing and Tubing

API 5CT OCTG Casing Coupling for Petroleum Seamless Steel Casing and Tubing

US$ 20 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

API 5CT 1.9" Nu N80-1 Thread Tubing Coupling for OCTG

API 5CT 1.9" Nu N80-1 Thread Tubing Coupling for OCTG

API 5CT 1.9" Nu N80-1 Thread Tubing Coupling for OCTG

API 5CT 1.9" Nu N80-1 Thread Tubing Coupling for OCTG

API 5CT 1.9" Nu N80-1 Thread Tubing Coupling for OCTG

API 5CT 1.9" Nu N80-1 Thread Tubing Coupling for OCTG

API 5CT 1.9" Nu N80-1 Thread Tubing Coupling for OCTG

US$ 4 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating &Painting

Operation Pressure: Atmospheric Pressure

Material: Carban Steel

Hongkong Eastlong Technology Co., Limited

API 5CT Casing Coupling and Tubing Coupling Accessories OCTG

API 5CT Casing Coupling and Tubing Coupling Accessories OCTG

API 5CT Casing Coupling and Tubing Coupling Accessories OCTG

API 5CT Casing Coupling and Tubing Coupling Accessories OCTG

API 5CT Casing Coupling and Tubing Coupling Accessories OCTG

API 5CT Casing Coupling and Tubing Coupling Accessories OCTG

API 5CT Casing Coupling and Tubing Coupling Accessories OCTG

US$ 4.9-5.5 / pieces

500 pieces(MOQ)

After-sales Service: 24/7

Warranty: 1year

Manufacturing Process: CNC Milling

Surface Treatment: Spray-Paint

Operation Pressure: None

Material: Cast Steel

GPE Oil Machinery Co., Ltd

OCTG Industry API Threading Oil Tubing Coupling 2-7/8"

OCTG Industry API Threading Oil Tubing Coupling 2-7/8"

OCTG Industry API Threading Oil Tubing Coupling 2-7/8"

OCTG Industry API Threading Oil Tubing Coupling 2-7/8"

OCTG Industry API Threading Oil Tubing Coupling 2-7/8"

OCTG Industry API Threading Oil Tubing Coupling 2-7/8"

OCTG Industry API Threading Oil Tubing Coupling 2-7/8"

US$ 3.2 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

Oil Coupling 10-3/4" K55 Btc / Stc / Ltc OCTG Casing Coupling

Oil Coupling 10-3/4" K55 Btc / Stc / Ltc OCTG Casing Coupling

Oil Coupling 10-3/4" K55 Btc / Stc / Ltc OCTG Casing Coupling

Oil Coupling 10-3/4" K55 Btc / Stc / Ltc OCTG Casing Coupling

Oil Coupling 10-3/4" K55 Btc / Stc / Ltc OCTG Casing Coupling

Oil Coupling 10-3/4" K55 Btc / Stc / Ltc OCTG Casing Coupling

Oil Coupling 10-3/4" K55 Btc / Stc / Ltc OCTG Casing Coupling

US$ 14.8 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

Oil Coupling 2-3/8 L80-1 Eue OCTG Tube Coupling

Oil Coupling 2-3/8 L80-1 Eue OCTG Tube Coupling

Oil Coupling 2-3/8 L80-1 Eue OCTG Tube Coupling

Oil Coupling 2-3/8 L80-1 Eue OCTG Tube Coupling

Oil Coupling 2-3/8 L80-1 Eue OCTG Tube Coupling

Oil Coupling 2-3/8 L80-1 Eue OCTG Tube Coupling

Oil Coupling 2-3/8 L80-1 Eue OCTG Tube Coupling

US$ 3.5 / Piece

50 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

OCTG Oil Field Pipe Connect API 5CT 13-3/8 K55 Stc Casing Coupling

OCTG Oil Field Pipe Connect API 5CT 13-3/8 K55 Stc Casing Coupling

OCTG Oil Field Pipe Connect API 5CT 13-3/8 K55 Stc Casing Coupling

OCTG Oil Field Pipe Connect API 5CT 13-3/8 K55 Stc Casing Coupling

OCTG Oil Field Pipe Connect API 5CT 13-3/8 K55 Stc Casing Coupling

OCTG Oil Field Pipe Connect API 5CT 13-3/8 K55 Stc Casing Coupling

OCTG Oil Field Pipe Connect API 5CT 13-3/8 K55 Stc Casing Coupling

US$ 55.73 / Piece

10 Pieces(MOQ)

After-sales Service: 24 Hours Online Service

Warranty: 1 Years

Manufacturing Process: CNC Milling

Surface Treatment: Spray-Paint

Operation Pressure: Atmospheric Pressure

Material: Cast Steel

Hongkong Eastlong Technology Co., Limited

API 5CT 2 3/8" to 4 1/2" J55 L80 N80 OCTG Tubing Coupling

API 5CT 2 3/8" to 4 1/2" J55 L80 N80 OCTG Tubing Coupling

API 5CT 2 3/8" to 4 1/2" J55 L80 N80 OCTG Tubing Coupling

API 5CT 2 3/8" to 4 1/2" J55 L80 N80 OCTG Tubing Coupling

API 5CT 2 3/8" to 4 1/2" J55 L80 N80 OCTG Tubing Coupling

API 5CT 2 3/8" to 4 1/2" J55 L80 N80 OCTG Tubing Coupling

API 5CT 2 3/8" to 4 1/2" J55 L80 N80 OCTG Tubing Coupling

US$ 3.8 / Piece

1 Piece(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

API 5CT License OCTG Cast Pipe7-5/8inch P110 Stc Thead Casing Coupling

API 5CT License OCTG Cast Pipe7-5/8inch P110 Stc Thead Casing Coupling

API 5CT License OCTG Cast Pipe7-5/8inch P110 Stc Thead Casing Coupling

API 5CT License OCTG Cast Pipe7-5/8inch P110 Stc Thead Casing Coupling

API 5CT License OCTG Cast Pipe7-5/8inch P110 Stc Thead Casing Coupling

API 5CT License OCTG Cast Pipe7-5/8inch P110 Stc Thead Casing Coupling

API 5CT License OCTG Cast Pipe7-5/8inch P110 Stc Thead Casing Coupling

US$ 8-10 / Piece

10 Pieces(MOQ)

After-sales Service: 24 Hours Online Service

Warranty: 1 Years

Manufacturing Process: CNC Milling

Surface Treatment: Spray-Paint

Operation Pressure: Atmospheric Pressure

Material: Cast Steel

Hongkong Eastlong Technology Co., Limited

Best Selling 9-5/8 J55 Stc API 5CT Grade OCTG Coupling and Premium Coupling

Best Selling 9-5/8 J55 Stc API 5CT Grade OCTG Coupling and Premium Coupling

Best Selling 9-5/8 J55 Stc API 5CT Grade OCTG Coupling and Premium Coupling

Best Selling 9-5/8 J55 Stc API 5CT Grade OCTG Coupling and Premium Coupling

Best Selling 9-5/8 J55 Stc API 5CT Grade OCTG Coupling and Premium Coupling

Best Selling 9-5/8 J55 Stc API 5CT Grade OCTG Coupling and Premium Coupling

Best Selling 9-5/8 J55 Stc API 5CT Grade OCTG Coupling and Premium Coupling

US$ 10 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Spray-Paint

Operation Pressure: Atmospheric Pressure

Material: Carbon Steel

Hongkong Eastlong Technology Co., Limited

OCTG API Casing and Tubing Coupling Sucker Rod Coupling

OCTG API Casing and Tubing Coupling Sucker Rod Coupling

OCTG API Casing and Tubing Coupling Sucker Rod Coupling

OCTG API Casing and Tubing Coupling Sucker Rod Coupling

OCTG API Casing and Tubing Coupling Sucker Rod Coupling

OCTG API Casing and Tubing Coupling Sucker Rod Coupling

OCTG API Casing and Tubing Coupling Sucker Rod Coupling

US$ 1.9 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: Forging

Surface Treatment: Spray-Paint

Operation Pressure: Atmospheric Pressure

Material: Carbon Steel, 40cr

Hongkong Eastlong Technology Co., Limited

Nj178-20 Premium Thread Tubing/ Casing Coupling Bucking Unit

Nj178-20 Premium Thread Tubing/ Casing Coupling Bucking Unit

Nj178-20 Premium Thread Tubing/ Casing Coupling Bucking Unit

Nj178-20 Premium Thread Tubing/ Casing Coupling Bucking Unit

Nj178-20 Premium Thread Tubing/ Casing Coupling Bucking Unit

Nj178-20 Premium Thread Tubing/ Casing Coupling Bucking Unit

Nj178-20 Premium Thread Tubing/ Casing Coupling Bucking Unit

US$ 40000 / Piece

1 Piece(MOQ)

After-sales Service: Online Support

Warranty: 12 Months

Manufacturing Process: /

Surface Treatment: /

Operation Pressure: /

Material: /

Dongying Lake Petroleum Technology Co., Ltd.

API 5CT J55 K55 OCTG Casing Tubing Coupling

API 5CT J55 K55 OCTG Casing Tubing Coupling

API 5CT J55 K55 OCTG Casing Tubing Coupling

API 5CT J55 K55 OCTG Casing Tubing Coupling

API 5CT J55 K55 OCTG Casing Tubing Coupling

API 5CT J55 K55 OCTG Casing Tubing Coupling

API 5CT J55 K55 OCTG Casing Tubing Coupling

US$ 5-10 / Piece

10 Pieces(MOQ)

After-sales Service: Change

Warranty: 10years

Structure: Control

Material: Carbon Steel

Standard: Standard

Outer Diameter: 10.3 - 1000 mm

Guangzhou Kingmetal Steel Industry Co., Ltd.

Stc Ltc Btc OCTG Casing Coupling API Pup Joint Casing Pipe Coupling

Stc Ltc Btc OCTG Casing Coupling API Pup Joint Casing Pipe Coupling

Stc Ltc Btc OCTG Casing Coupling API Pup Joint Casing Pipe Coupling

Stc Ltc Btc OCTG Casing Coupling API Pup Joint Casing Pipe Coupling

Stc Ltc Btc OCTG Casing Coupling API Pup Joint Casing Pipe Coupling

Stc Ltc Btc OCTG Casing Coupling API Pup Joint Casing Pipe Coupling

Stc Ltc Btc OCTG Casing Coupling API Pup Joint Casing Pipe Coupling

US$ 25 / Piece

100 Pieces(MOQ)

After-sales Service: Techinical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Casing

Operation Pressure: Atmospheric Pressure

Material: Casing

Hongkong Eastlong Technology Co., Limited

OCTG API 5CT Thread Tubing Coupling 1.9 Nu N80-1 for Oilfield

OCTG API 5CT Thread Tubing Coupling 1.9 Nu N80-1 for Oilfield

OCTG API 5CT Thread Tubing Coupling 1.9 Nu N80-1 for Oilfield

OCTG API 5CT Thread Tubing Coupling 1.9 Nu N80-1 for Oilfield

OCTG API 5CT Thread Tubing Coupling 1.9 Nu N80-1 for Oilfield

OCTG API 5CT Thread Tubing Coupling 1.9 Nu N80-1 for Oilfield

OCTG API 5CT Thread Tubing Coupling 1.9 Nu N80-1 for Oilfield

US$ 3.2 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: Carbon Steel, API 5CT Seamless Steel Pipe

Hongkong Eastlong Technology Co., Limited

API 5CT 4-1/2 L80-1 Nu OCTG Tubing Coupling

API 5CT 4-1/2 L80-1 Nu OCTG Tubing Coupling

API 5CT 4-1/2 L80-1 Nu OCTG Tubing Coupling

API 5CT 4-1/2 L80-1 Nu OCTG Tubing Coupling

API 5CT 4-1/2 L80-1 Nu OCTG Tubing Coupling

API 5CT 4-1/2 L80-1 Nu OCTG Tubing Coupling

API 5CT 4-1/2 L80-1 Nu OCTG Tubing Coupling

US$ 9.8-10.8 / Piece

1 Piece(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

API 5CT 5" K55 J55 L80 N80 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT 5" K55 J55 L80 N80 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT 5" K55 J55 L80 N80 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT 5" K55 J55 L80 N80 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT 5" K55 J55 L80 N80 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT 5" K55 J55 L80 N80 Btc / Stc / Ltc OCTG Casing Coupling

API 5CT 5" K55 J55 L80 N80 Btc / Stc / Ltc OCTG Casing Coupling

US$ 5.9 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

OCTG Couplings for Casing and Tubing with Btc/Ltc/Stc N80 K55 J55 and API Complied

OCTG Couplings for Casing and Tubing with Btc/Ltc/Stc N80 K55 J55 and API Complied

OCTG Couplings for Casing and Tubing with Btc/Ltc/Stc N80 K55 J55 and API Complied

OCTG Couplings for Casing and Tubing with Btc/Ltc/Stc N80 K55 J55 and API Complied

OCTG Couplings for Casing and Tubing with Btc/Ltc/Stc N80 K55 J55 and API Complied

OCTG Couplings for Casing and Tubing with Btc/Ltc/Stc N80 K55 J55 and API Complied

OCTG Couplings for Casing and Tubing with Btc/Ltc/Stc N80 K55 J55 and API Complied

US$ 20-25 / Piece

100 Pieces(MOQ)

After-sales Service: Techinical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Casing

Operation Pressure: Atmospheric Pressure

Material: Casing

Hongkong Eastlong Technology Co., Limited

API 5CT 1.9" --4 1/2" EU / Nu High Quality Thread Tubing Coupling for OCTG

API 5CT 1.9" --4 1/2" EU / Nu High Quality Thread Tubing Coupling for OCTG

API 5CT 1.9" --4 1/2" EU / Nu High Quality Thread Tubing Coupling for OCTG

API 5CT 1.9" --4 1/2" EU / Nu High Quality Thread Tubing Coupling for OCTG

API 5CT 1.9" --4 1/2" EU / Nu High Quality Thread Tubing Coupling for OCTG

API 5CT 1.9" --4 1/2" EU / Nu High Quality Thread Tubing Coupling for OCTG

API 5CT 1.9" --4 1/2" EU / Nu High Quality Thread Tubing Coupling for OCTG

US$ 25 / Piece

100 Pieces(MOQ)

After-sales Service: Techinical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Casing

Operation Pressure: Atmospheric Pressure

Material: Casing

Hongkong Eastlong Technology Co., Limited

Oil Coupling Drilling Tool 20" K55 Btc Stc Ltc OCTG Casing Coupling

Oil Coupling Drilling Tool 20" K55 Btc Stc Ltc OCTG Casing Coupling

Oil Coupling Drilling Tool 20" K55 Btc Stc Ltc OCTG Casing Coupling

Oil Coupling Drilling Tool 20" K55 Btc Stc Ltc OCTG Casing Coupling

Oil Coupling Drilling Tool 20" K55 Btc Stc Ltc OCTG Casing Coupling

Oil Coupling Drilling Tool 20" K55 Btc Stc Ltc OCTG Casing Coupling

Oil Coupling Drilling Tool 20" K55 Btc Stc Ltc OCTG Casing Coupling

US$ 25 / Piece

100 Pieces(MOQ)

After-sales Service: Techinical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Polishing

Operation Pressure: Atmospheric Pressure

Material: Stainless Steel

Hongkong Eastlong Technology Co., Limited

OCTG Casing and Tubing API 5CT 8-5/8 N80 Btc Casing Coupling for Oil Field

OCTG Casing and Tubing API 5CT 8-5/8 N80 Btc Casing Coupling for Oil Field

OCTG Casing and Tubing API 5CT 8-5/8 N80 Btc Casing Coupling for Oil Field

OCTG Casing and Tubing API 5CT 8-5/8 N80 Btc Casing Coupling for Oil Field

OCTG Casing and Tubing API 5CT 8-5/8 N80 Btc Casing Coupling for Oil Field

OCTG Casing and Tubing API 5CT 8-5/8 N80 Btc Casing Coupling for Oil Field

OCTG Casing and Tubing API 5CT 8-5/8 N80 Btc Casing Coupling for Oil Field

US$ 10 / Piece

10 Pieces(MOQ)

After-sales Service: 24 Hours Online Service

Warranty: 1 Years

Manufacturing Process: CNC Milling

Surface Treatment: Spray-Paint

Operation Pressure: Atmospheric Pressure

Material: Cast Steel

Hongkong Eastlong Technology Co., Limited

OCTG Tubing Coupling API Standard Chinese Factory

OCTG Tubing Coupling API Standard Chinese Factory

OCTG Tubing Coupling API Standard Chinese Factory

OCTG Tubing Coupling API Standard Chinese Factory

OCTG Tubing Coupling API Standard Chinese Factory

OCTG Tubing Coupling API Standard Chinese Factory

OCTG Tubing Coupling API Standard Chinese Factory

US$ 25 / Piece

100 Pieces(MOQ)

After-sales Service: Techinical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Casing

Operation Pressure: Atmospheric Pressure

Material: Casing

Hongkong Eastlong Technology Co., Limited

API 5CT OCTG Casing Coupling

API 5CT OCTG Casing Coupling

API 5CT OCTG Casing Coupling

API 5CT OCTG Casing Coupling

US$ 30 / Piece

100 Pieces(MOQ)

After-sales Service: Video Guidance

Warranty: 1 Years

Manufacturing Process: Forging

Surface Treatment: Spray-Paint

Operation Pressure: Atmospheric Pressure

Material: Alloy

Puyang Zhongshi Group Co., Ltd.

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

Seamless Steel Casing and Tubing Coupling OCTG Tubing Coupling for Oil and Gas

US$ 4.5 / Piece

100 Pieces(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

API 5CT 4-1/2 P110 EU OCTG Tubing Coupling

API 5CT 4-1/2 P110 EU OCTG Tubing Coupling

API 5CT 4-1/2 P110 EU OCTG Tubing Coupling

API 5CT 4-1/2 P110 EU OCTG Tubing Coupling

API 5CT 4-1/2 P110 EU OCTG Tubing Coupling

API 5CT 4-1/2 P110 EU OCTG Tubing Coupling

API 5CT 4-1/2 P110 EU OCTG Tubing Coupling

US$ 9.8-10.8 / Piece

1 Piece(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

OCTG API 5CT 2-7/8" Eue N80 Tubing and Casing Coupling for Male Thread

OCTG API 5CT 2-7/8" Eue N80 Tubing and Casing Coupling for Male Thread

OCTG API 5CT 2-7/8" Eue N80 Tubing and Casing Coupling for Male Thread

OCTG API 5CT 2-7/8" Eue N80 Tubing and Casing Coupling for Male Thread

OCTG API 5CT 2-7/8" Eue N80 Tubing and Casing Coupling for Male Thread

OCTG API 5CT 2-7/8" Eue N80 Tubing and Casing Coupling for Male Thread

OCTG API 5CT 2-7/8" Eue N80 Tubing and Casing Coupling for Male Thread

US$ 20 / Piece

100 Pieces(MOQ)

After-sales Service: Online Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Polishing

Operation Pressure: Atmospheric Pressure

Material: Cast Steel

Hongkong Eastlong Technology Co., Limited

API 5CT OCTG Stc Coupling and Threads for Casing and Tubing

API 5CT OCTG Stc Coupling and Threads for Casing and Tubing

API 5CT OCTG Stc Coupling and Threads for Casing and Tubing

API 5CT OCTG Stc Coupling and Threads for Casing and Tubing

API 5CT OCTG Stc Coupling and Threads for Casing and Tubing

API 5CT OCTG Stc Coupling and Threads for Casing and Tubing

API 5CT OCTG Stc Coupling and Threads for Casing and Tubing

US$ 4.9-5.5 / pieces

500 pieces(MOQ)

After-sales Service: 24/7

Warranty: 1year

Manufacturing Process: CNC Milling

Surface Treatment: Spray-Paint

Operation Pressure: None

Material: Cast Steel

GPE Oil Machinery Co., Ltd

Top-Quality OCTG Oil Well API 5CT 2-3/8 L80-1 EU Tubing Coupling

Top-Quality OCTG Oil Well API 5CT 2-3/8 L80-1 EU Tubing Coupling

Top-Quality OCTG Oil Well API 5CT 2-3/8 L80-1 EU Tubing Coupling

Top-Quality OCTG Oil Well API 5CT 2-3/8 L80-1 EU Tubing Coupling

Top-Quality OCTG Oil Well API 5CT 2-3/8 L80-1 EU Tubing Coupling

Top-Quality OCTG Oil Well API 5CT 2-3/8 L80-1 EU Tubing Coupling

Top-Quality OCTG Oil Well API 5CT 2-3/8 L80-1 EU Tubing Coupling

US$ 3.5 / Piece

1 Piece(MOQ)

After-sales Service: Technical Support

Warranty: 1 Year

Manufacturing Process: CNC Milling

Surface Treatment: Phosphating and Coating

Operation Pressure: Atmospheric Pressure

Material: API 5CT Tubing Coupling 3-1/2 P110 Nue for Seamles

Hongkong Eastlong Technology Co., Limited

API 5CT 2 3/8 N80 L80 Eue Nue Tubing Coupling

API 5CT 2 3/8 N80 L80 Eue Nue Tubing Coupling

API 5CT 2 3/8 N80 L80 Eue Nue Tubing Coupling

API 5CT 2 3/8 N80 L80 Eue Nue Tubing Coupling

API 5CT 2 3/8 N80 L80 Eue Nue Tubing Coupling

API 5CT 2 3/8 N80 L80 Eue Nue Tubing Coupling

API 5CT 2 3/8 N80 L80 Eue Nue Tubing Coupling

US$ 12 / Piece

100 Pieces(MOQ)

After-sales Service: Online Support

Warranty: 1 Year

Manufacturing Process: Seamless

Surface Treatment: Painting

Operation Pressure: /

Material: L80 / N80 / J55 / K55 / P110

Dongying Lake Petroleum Technology Co., Ltd.

API 11b Full Size Slim Hole 7/8 Sm Sucker Rod Coupling

API 11b Full Size Slim Hole 7/8 Sm Sucker Rod Coupling

API 11b Full Size Slim Hole 7/8 Sm Sucker Rod Coupling

API 11b Full Size Slim Hole 7/8 Sm Sucker Rod Coupling

API 11b Full Size Slim Hole 7/8 Sm Sucker Rod Coupling

API 11b Full Size Slim Hole 7/8 Sm Sucker Rod Coupling

API 11b Full Size Slim Hole 7/8 Sm Sucker Rod Coupling

US$ 2-10 / Piece

1 Piece(MOQ)

After-sales Service: 7X24

Warranty: 12months

Manufacturing Process: Forging

Surface Treatment: Polishing

Operation Pressure: No

Material: Alloy

Shandong Light Fir Machinery Equipment Co., Ltd.

Casing Pipe&Tubing Pipe&Coupling (API-5CT OCTG)

Casing Pipe&Tubing Pipe&Coupling (API-5CT OCTG)

Casing Pipe&Tubing Pipe&Coupling (API-5CT OCTG)

Casing Pipe&Tubing Pipe&Coupling (API-5CT OCTG)

Casing Pipe&Tubing Pipe&Coupling (API-5CT OCTG)

Casing Pipe&Tubing Pipe&Coupling (API-5CT OCTG)

Casing Pipe&Tubing Pipe&Coupling (API-5CT OCTG)

US$ 600-1000 / Ton

10 Tons(MOQ)

Type: Seamless

Technique: Hot Rolled

Material: Carbon Steel

Surface Treatment: Varnishing

Usage: Pipeline Transport, Oil/Gas Drilling

Section Shape: Round

Tianjin Tiangang Special Petroleum Pipe Manufacture Co., Ltd.

API 5CT OCTG Oil Country Tubular Goods Casing Coupling

API 5CT OCTG Oil Country Tubular Goods Casing Coupling

API 5CT OCTG Oil Country Tubular Goods Casing Coupling

API 5CT OCTG Oil Country Tubular Goods Casing Coupling

US$ 70 / Piece

100 Pieces(MOQ)

After-sales Service: Video Guidance

Type: Alloy

Technique: Hot Rolled

Material: Alloy Steel

Surface Treatment: Polished

Usage: Oil/Gas Drilling

Puyang Zhongshi Group Co., Ltd.

$API 5CT 2 3\/8\" to 4 1\/2\" J55 L80 N80 Tubing and Casing Coupling for OCTG$

$API 5CT 2 3\/8\" to 4 1\/2\" J55 L80 N80 Tubing and Casing Coupling for OCTG$

$API 5CT 2 3\/8\" to 4 1\/2\" J55 L80 N80 Tubing and Casing Coupling for OCTG$

$API 5CT 2 3\/8\" to 4 1\/2\" J55 L80 N80 Tubing and Casing Coupling for OCTG$

$API 5CT 2 3\/8\" to 4 1\/2\" J55 L80 N80 Tubing and Casing Coupling for OCTG$

$API 5CT 2 3\/8\" to 4 1\/2\" J55 L80 N80 Tubing and Casing Coupling for OCTG$

API 5CT 2 3\/8\" to 4 1\/2\" J55 L80 N80 Tubing and Casing Coupling for OCTG

US$ 4.9-5.5 / pieces

500 pieces(MOQ)

After-sales Service: 24/7

Warranty: 1year

Manufacturing Process: CNC Milling

Surface Treatment: Spray-Paint

Operation Pressure: None

Material: Cast Steel

GPE Oil Machinery Co., Ltd

API 11b Full Size 7/8" Sm Sucker Rod Coupling for Sale

API 11b Full Size 7/8" Sm Sucker Rod Coupling for Sale

API 11b Full Size 7/8" Sm Sucker Rod Coupling for Sale

API 11b Full Size 7/8" Sm Sucker Rod Coupling for Sale

API 11b Full Size 7/8" Sm Sucker Rod Coupling for Sale

API 11b Full Size 7/8" Sm Sucker Rod Coupling for Sale

API 11b Full Size 7/8" Sm Sucker Rod Coupling for Sale

US$ 2-10 / Piece

1 Piece(MOQ)

After-sales Service: 7X24

Warranty: 12months

Manufacturing Process: Forging

Surface Treatment: Polishing

Operation Pressure: No

Material: Alloy

Shandong Light Fir Machinery Equipment Co., Ltd.

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