Drilling Collar
The drill collars for saleis at the bottom of the drill string and is a major component of the lower hole assembly. Its main feature is that the wall thickness is large (generally 38~53mm, which is equivalent to 4~6 times of the wall thickness of the drill pipe), and it has greater gravity and rigidity. In order to facilitate the drilling work, the elevator slot and the slip groove can be processed on the outer surface of the internal thread of the drill collar.
non mag drill collars for saleintroduction
Made of rolled or forged AISI 4145H chrome-molybdenum alloy steel for effective control of chemical and trace element content.
For more information about drill collar types, please feel free to contact us!
If you are looking for a reliable drill collar supplier, don't hesitate to contact us!
There are many oil equipment suppliers, but we are one of the best choices for you.
在线联系供应商
Other supplier products
 |
The plug body of cylindric plug valve is in cylindrical shape, which makes up of a sealing pair with the tapered hole surface of valve body. Cylindric plug valve is generally sealed in four ways, name | Saigao Ditch Magnetare an oilfield tool designed to remove ferrous metal particles from drilling mud. The core part of the ditch magnet is the perm... |
 |
Non-welded Hinged Semi-rigid Bow Spring Centralizer | Non-welded Hinged Semi Rigid Centralizer Saigao's non-welded hinged semi-rigid bow spring centralizers ensure high efficiency in casing jobs on de... |
|
|
Drilling Collar | The drill collars for saleis at the bottom of the drill string and is a major component of the lower hole assembly. Its main feature is that the wa... |
 |
Split Wellhead Christmas Tree for Oil/Gas | Wellhead and Christmas tree is used for well drilling and oil or gas production, water injection and downhole operation. wellhead and christmas tre... |
 |
Adjustable Choke Valve | Adjustable Choke Valvehas forged steel valve body, which is characterized as high pressure resistance and erosion resistance. It can be operated ma... |
Same products
 |
Water Bulging Bottle Making Machine | 卖方: Yongkang Hubang Machinery Technology Co., Ltd. | Yongkang Hubang Machinery Technology Co., Ltd. specializes in machinery for thermos and bottle ma... |
 |
TC SERIES 180-210 HP TRACTOR | 卖方: TIANJIN TRACTOR MANUFACTURING CO., LTD | Our company has long specialized in the development of high-horsepower wheeled tractors. This par... |
 |
TVH2704-3504（Hybrid Tractor） | 卖方: TIANJIN TRACTOR MANUFACTURING CO., LTD | Hybrid tractorsadopt a diesel engine plus motor hybrid drive system. Supported by an intelligent ... |
 |
3Y SERIES 100-120 HP TRACTOR | 卖方: TIANJIN TRACTOR MANUFACTURING CO., LTD | With the advancement of agriculture, existing medium-sized tractorsare no longer sufficient to me... |
 |
REAL CASE OF TS SERIES TRACTOR --TTS2404 | 卖方: TIANJIN TRACTOR MANUFACTURING CO., LTD | A 240 Horsepower Tractoris designed for large-scale agricultural operations that require strong p... |
