Jiangsu Service Petroleum Technology Co., Ltd
| Product Name | Rotary Kelly |
| Standard | API 7-1 |
| Size | 4-1/4 |
| Upper and Lower Connection | Square |
| Top Connection Thread | 6-5/8REG |
| Bottom Connection Thread | NC46 |
| Top Connection OD | 7-3/4 |
| Bottom Connection OD | 6-1/4 |
| ID | 2-13/16 |
| Drive Section | 5-9/16 |
| Use | Oilfield Drilling |
| Brand Name | SWS |
| Place of Origin | China |
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Product Specification
| Product Name | Rotary Kelly | Standard | API 7-1 |
| Size | 4-1/4 | Upper and Lower Connection | Square |
| Top Connection Thread | 6-5/8REG | Bottom Connection Thread | NC46 |
| Top Connection OD | 7-3/4 | Bottom Connection OD | 6-1/4 |
| ID | 2-13/16 | Drive Section | 5-9/16 |
| Use | Oilfield Drilling | Brand Name | SWS |
| Place of Origin | China | ||
| High Light | 4-1/4 Inch Oilfield Tools ，Gas Drilling Oilfield Tools ，Oilfield Tools For Sale | ||
COMPANY PROFILE
We(SWS) are specialized in cementing tools drilling tools, and casing accessories, engaging in the development, manufacturing, sales and service. Advanced downhole tool manufacturing technology is used to provide products that exceed industry quality standards to meet the challenging cementing tools' needs of oilfields around the world.
To meet these demands, we have established a manufacturing facility of 78000sq ft. This facility has modern CNC machining, fabrication and processing equipment, testing and inspection facilities, together with raw material and production storage.
MAIN PRODUCTS
We have several imported high-precision turning and milling composite machine tools available for various types of special threaded tool processing and services. We can provide the following products and machining the thread.
Cement Tools: Float Collar and Shoe, Stage Collar, Liner Hanger, Casing Buoyancy System, Cement Head, Cement Plug, Centralizer, Stop Collar.
Casing Accessories: Casing and Tubing, Pup Joint, Blast Joint, Crossover Sub, Coupling
Drilling Equipment: Dual-direction Hydraulic Drilling Jar, Hydraulic Drilling Reamer, Lift Sub, Replaceable Sleeve Stabilizer
Premium thread machining.
CERTIFICATES
We get the certificate of API Q1, 7-1 and 5CT.
PRODUCT PICTURES
Kelly is the drive part of whole drill string, it transmit the torsional energy from the rotary table to the bit in the bottom of the hole. Our precision-machined Kelly is a heavy square or hexagonal steel bar supported by the swivel through the rotary table and connected to the first joint of drill pipe in the drill string
Our Kelly has been approved by the NS-1 certification, Straightness is the key manufacturing process, Straightness is checked before, during and after each machining operation. Flats are precision-milled to APl and NS-1 specifications. All miling is performed on specially designed rigid Kelly mills. Each Kelly is furnished with a pressed steethread protectors.
FEATURES and BENEFITS
Manufactured from AlSI 4145H-modified, fully heat-treated alloy steel with a Brnellhardness range of 285-341 and a minimum average Charpy impact value of 40 ft-lbs;
Ends and drive sections, IDs and connections machined and inspected to APl and NS-1specifications;
Kelly bars ultrasonically inspected over full length and section;
Shipped in a protective steel-cased scabbard,
FACTORY PHOTOS
EXHIBITION
PACKAGE & TRANSPORTATION
CONTACT INFORMATIONS
| Tel | +86 18015889633 |
| +86 18015889633 | |
| leo@service-js.com | |
| Web | www.jssws-oil.com |
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Trading Company,Seller
Year Established:
2009
Total Annual:
10000000-15000000
Employee Number:
1~150
Ecer Certification：
Verified Supplier
SWS offers a range of premium API casing accessories and OCTG to meet the challenging demands of oilfield and E&P companys operatiing world widely. To meet these demands, sws has established a manufacturing facilitu of 78000sq ft. This facility has modern ... SWS offers a range of premium API casing accessories and OCTG to meet the challenging demands of oilfield and E&P companys operatiing world widely. To meet these demands, sws has established a manufacturing facilitu of 78000sq ft. This facility has modern ...
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