Api Coupling Standard

Steel pipe coupling steel pipe Tubing Coupling PSL1

• Brand: eastlong
• Packaging: wooden case
• Supply Ability: 5000 pcs one day
• Min. Order: 10 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 11B standard T SM sucker rod coupling

• Brand: eastlong
• Packaging: wooden box
• Supply Ability: 1000pcs one day
• Min. Order: 150 Piece/Pieces

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API Standard Petroleum Pup nipple

• Brand: EASTLONG
• Packaging: Bundled Iron Frame
• Supply Ability: 50000 Piece/Pieces per Month
• Min. Order: 1 piece

公司简介 河南东方龙机械制造有限公司 河南东方龙机械制造有限公司成立于1999年，主要经营石油管道及管件、石油专用钻采工具和石油自动化设备。公司被命名为国家标准化实施企业，国家公司拥有“河南省企业技术中心”、“河南省博士后创新实践基地”等荣誉标志，拥有高级工程师、工程技术人员35人，先后获得ISO9001质量体系认证、美国石油学会授权的API...

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API standard 7" casing float collar float shoe

• Brand: eastlong
• Packaging: wooden box
• Supply Ability: 500 pcs one day
• Min. Order: 50 Piece/Pieces

Size (in) Bore O.D(in) Bore ID(in) Min.Bore parameter(in)

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API standard mining drill tricone rock bits

• Brand: EASTLONG
• Packaging: WOODEN BOX
• Supply Ability: 20 PCS ONE DAY
• Min. Order: 1 Piece/Pieces

Customize Tricone Drill Bits 1. The floating bearing structure is adopted. The floating element is made of new materials with high strength, high elasticity, high temperature resistance and high wear resistance, and the surface is treated with solid lubricant. While reducing the relative linear velocity of the bearing...

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American standard oil sub J55.N80.K55.P110 oil sub

• Brand: EASTLONG
• Packaging: by carton, wooden case, wooden...
• Supply Ability: 1.6 million a year
• Min. Order: 1 Piece/Pieces

Product description: The coupling produced by our company is divided into tubing coupling, casing coupling and reducing coupling (also known as reducing coupling), which is produced and processed in accordance with API SPEC 5CT and 5B specifications. The materials include J55, K55, N80, N80-1, N80-Q, L80 and P110...

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

• Brand: EASTLONG
• Packaging: by carton, wooden case, wooden...
• Supply Ability: 1.6 million a year
• Certificate: API AND ISO

Product description： 2-3/8NU 2-3/8EU 2-7/8NU 2-7/8EU 3-1/2NU 3-1/2EU 4-1/2NU 4-1/2EU 4-1/2STC 4-1/2LTC 4-1/2BTC 5LTC 5BTC 5-1/2STC 5-1/2LTC 5-1/2BTC 6-5/8BTC 7STC 7LTC 7BTC 7-5/8LTC 7-5/8BTC 8-5/8STC 8-5/8LTC 8-5/8BTC 9-5/8STC 9-5/8LTC 9-5/8BTC 10-3/4STC 10-3/4BTC 13-3/8STC 13-3/8BTC 20STC 20BTC 3-1/2FH (320 321) 4FH...

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API standard non-welded bow elastic centralizer

• Brand: EASTLONG
• Packaging: by carton, wooden case, wooden...
• Supply Ability: 1.6 million a year
• Certificate: API AND ISO

Product advantage (1) Pressed by the mold, the whole centralizer without welding, no rivets, solid structure. (2) Consists of three pieces, easy to transport. (3) Starting force and reset force are in line with API standards. (4) Easy to install. (5) Displacement efficiency can be improved more effectively when there...

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