United Arab Emirates
Saudi Arabia
Maroc
Egypt
Turkey
Vietnam
United States
Siquan Machinery Equipment Co., Ltd.
China Manufacturer with main products: Drill Tools, Wellhead Equipment, DST Tools, Solid Control Equipment, Drill Rig and Accessories, OCTG, Cementing Tools, Bop and Spare Parts |
API Standard Kellys
| FOB Price: | 1,200.00 - 6,000.00 USD/Piece |
|---|---|
| Payment Terms: | T/T |
Related products from verified members
| Export Markets: | North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe |
|---|
Quick Details
- Condition: New
- Brand Name: Siquan
Specifications
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. Siquan Machinery 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.
Straightness is the key manufacturing process. Straightness is checked before, during and after each machining operation. Flats are precision-milled to API and NS-1 specifications. All milling is performed on specially designed rigid Kelly mills. Each Kelly is furnished with a pressed steel thread protectors.
Features and Benefits
● Manufactured from AISI 4145H-modified, fully heat-treated alloy steel with a Brinell hardness 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 API and NS-1 specifications;
● Kelly bars ultrasonically inspected over full length and section;
● Shipped in a protective steel-cased scabbard;
When ordering Please specify:
● Kelly type (square or hexagonal);
● Nominal size and overall length;
● Upper and lower Connections.
Specifications - Rotary Kelly
Nom | Top Connection(LH) | Bottom Connection | I.D.(in) | Drive Section(in) | ||||
Standard O.D.(in) | Optional O.D.(in) | Square O.D.(in) | Hex. O.D.(in) | Square | Hex. | A | B | |
2 1/2 | 6 5/8REG 7 3/4 | 4 1/2REG 5 3/4 | NC26 85.7 |
| 1 1/4 |
| 3 2/7 |
|
3 | 6 5/8REG 7 3/4 | 4 1/2REG 5 3/4 | NC31 4 1/8 | NC26 3 3/8 | 1 3/4 | 1 1/4 | 4 | 3 3/8 |
3 1/2 | 6 5/8REG 7 3/4 | 4 1/2REG 5 3/4 | NC38 4 3/4 | NC31 4 1/8 | 2 1/4 | 1 3/4 | 4 1/2 | 4 |
4 1/4 | 6 5/8REG 7 3/4 | 4 1/2REG 5 3/4 | NC46 6 1/4 | NC38 4 3/4 | 2 4/5 | 2 1/4 | 5 4/7 | 4 4/5 |
6 5/8REG 7 3/4 | 4 1/2REG 5 3/4 | NC50 6 3/8 | NC38 4 3/4 | 2 4/5 | 2 1/4 | 5 4/7 | 4 4/5 | |
5 1/4 | 6 5/8REG 7 3/4 |
| 5 1/2FH 7 | NC46 6 1/4 | 3 1/4 | 3 | 7 | 6 |
6 5/8REG 7 3/4 |
| NC56 7 | NC50 6 3/8 | 3 1/4 | 3 1/4 | 7 | 6 | |
6 | 6 5/8REG 7 3/4 |
|
| 5 1/2FH 7 |
| 3 1/2 |
| 6 4/5 |
6 5/8REG 7 3/4 |
|
| NC56 7 |
| 3 1/2 |
| 6 4/5 | |
Service Guarantee
-
Free Service Charge
ECVV doesn't charge any service fee to Buyers for buying this product.
-
ECVV Supply
ECVV is responsible for supply, and provides product quality inspection, fund supervision and supply chain services.
-
Product Quality Commitment
ECVV China Sourcing Agent will assess the reputation and supply ability of the factory and conduct field trips to select the high-quality Chinese factories for buyers.
-
Deposit Service Commitments
In order to improve the quality of service, ECVV will charge for a 100CNY deposit for the agent purchasing order, and the deposit will be part of subsequent purchasing costs.
After paying a deposit, if the purchasing order is not completed because of unsatisfied ECVV services, ECVV will refund your deposit.
Kellys from this supplier
More products from other suppliers
Min Order: 1 Pair
Min Order: 60
Maintenance Metal Steel Suppliers :
Can't find a suitable Supplier or product? Entrust ECVV to purchase the well-chosen Chinese products with high cost performance.
Learn More>> Start Safebuy OrderCommunicate with Supplier
Sourcing from ECVV
Contact Us
