Main Products: Wellhead equipment ,casing head ,tubing head ,drill pipe ,plate gate valve
Cross-Over Subs downhole tools cross over subs oilfield drilling tools equipment
USD $1 - $100 /Piece
Min.Order:10 Pieces
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Shengli Oilfield Ruite Machinery Manufacturing Co., Ltd.
Business Type: Manufacturer,Trading Company
Shandong ChinaMain Products: Wellhead equipment ,casing head ,tubing head ,drill pipe ,plate gate valve
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Product Details
Description
Cross-over sub acts for conversion and connection and is the basic component in downhole work. It is divided into drill string cross-over sub and tubing Cross-over sub. Drill string Cross-over sub is divided into type A, type B and type C.
Specification
Denotation | Top Junction Block | Lower Junction Block | Type |
Kelly sub | Kelly | Drill pipe sub | Type A or B |
Drill pipe sub | Drill pipe sub | Drill pipe sub | Type A or B |
Crossover sub | Kelly | Drill collar | Type A or B |
Drill collar sub | Drill collar | Drill collar | Type A or B |
Bit sub | Drill collar | Bit | Type A or B |
Swivel sub | Swivel lower sub | Kelly | Type C |
Fish sub | Kelly | Drill pipe sub | Type C |
Drill pipe sub | Fishing tool | Type C |
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