What Is Casing In Drilling

Oil Resistant Petroleum Drilling Oilfield Casing

• Min. Order: 20 Ton

Oil Resistant Petroleum Drilling Oilfield Casing Oil drilling 7in oil field casing is a steel pipe specially used for the production of oil and gas wells containing carbon dioxide ions, chloride ions and acidic media. It has the characteristics of high strength, high corrosion resistance and high toughness, and can...

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API 4-12 Non-welded Casing Centralizer for Drilling

• Min. Order: 50 Piece/Pieces

API 4-12 Non-welded Casing Centralizer for Drilling API 4-12 Oil Drilling Rig Casing Centralizer is an efficient tool for maintaining casing centering in well cementing operations, which can improve cementing quality, prevent borehole wall erosion, and ensure the integrity and production of oil and gas wells. We,...

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carbon oil casing witch drilling bits coupling

• Brand: eastlong
• Packaging: wooden pallet
• Supply Ability: 1000pcs one day
• Min. Order: 500 Piece/Pieces

Coupling Tubing and casing couplings are the joining of two short length pipe, mainly used for the connection and repair of oil pipe and downhole tools Tubing and couplings thread types : Non-upset thread(NU), External- upset thread(EU); Casing and couplings thread types: Long-round thread(LC), Short-round thread(SC),...

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Api Steel Casing Pipe Drilling Pipe

• Brand: eastlong
• Packaging: Steel frame packaging
• Supply Ability: 500 PCS ONE DAY
• Min. Order: 50 Piece/Pieces

Drill pipes that are used in applications such as DTH/ DTHR/ DR basically comprise of a steel pipe with a pin at one end and a box on the other. The job of the drill pipe is to transmit rotational torque and thrust from the drill rig rotary head to down hole drilling tools. According to different application,...

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API 4-12Casing Pipe Centralizer For Oil Drilling Machine

• Min. Order: 50 Piece/Pieces

Integral Centralizer / Non -Welded Integral Centralizer /Bow Spring Centralizer casing bow spring centralizer Super-strength spring steel is applied to centralize casing in wellbore,and improve cementing quality. Features: 1,Every attachment is pressed into shape by moulding instead of welding and rivet. 2,3-section...

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High-quality Steel High Temperature Oil Casing Joints

• Brand: DFL
• Packaging: WOODEN BOX
• Supply Ability: 100 PCS ONE DAY
• Min. Order: 50 Piece/Pieces

High-quality Steel High Temperature Oil Casing Joints Oil casing joints are mainly used for the connection and maintenance of oil pipes and downhole tools. Couplings are joined by two short tubes, available in different grades and thread types. Pipe and fitting thread types include non-upset (NU) and external overset...

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Drilling centralizer Rubber centralizer casing centralizer Rigid centralizer rod centralizer

• Min. Order: 5 Piece/Pieces
• Transportation: Ocean

The casing centralizer is mainly used in 5 l / 2 "casing deformation well that needs 4" casing and window side drilling. Its main structure is composed of main body, slip centralizer, piston, self-locking mechanism, etc. The structure is simple, the piston is flexible, the sealing is good, the outside diameter is...

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