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Product Details:
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| Product Name: | Circulating Sub | Material: | Carbon Steel |
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| Length Of Sub: | 500~650mm | Thread Of Drill Pipe Box Connection: | NC50 / NC80 |
| Size: | 4''-20'' | Connection: | Casing, Drilling Threaded |
| Machine Type: | Drilling Tool | Color: | Blue |
| High Light: | Downhole Drilling Side Entry Sub,Circulating Side Entry Sub Drilling,Casing Thread Downhole Drilling Tools |
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Casing Thread Circulating Sub Downhole Drilling Tools Integral Union Side Entry Sub
Circulating Sub Description of Downhole Drilling Tools
Circulating sub is connected between wellhead pipe string and ground circulating system. When casing is running or finished running, the circulating sub is connected to make fluid circulation. According to the application, the circulating sub is connected between Kelly and casing or between casing and hose. The former is used for fluid circulation during connecting of casing. The later generally is used after connecting of casing . The circulating sub produced in Topland belongs to the former.
The circulating sub during running casing is equipped with casing pin thread on one end or DP thread and DP box thread or union thread on other end.
Circulating Sub with Drill pipe thread
| Thread / Model | I.D (mm) |
Length (mm) |
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| Drill pipe box connection | Casing thread | Product code | ||
| NC38 | 5 BTC | J030701 | 57 | 580 |
| 5 LTC | J030702 | |||
| 5 STC | J030703 | |||
| NC38 | 5 1/2 BTC | J030801 | 57 | 580 |
| 5 1/2 LTC | J030802 | |||
| 5 1/2 STC | J030803 | |||
| NC50 | 7 BTC | J031201 | 71 | 610 |
| 7 LTC | J031202 | |||
| 7 STC | J031203 | |||
| NC50 | 9 5/8 BTC | J031801 | 71 | 610 |
| 9 5/8 LTC | J031802 | |||
| 9 5/8 STC | J031803 | |||
| NC50 | 10 3/4 BTC | J0301901 | 71 | 610 |
| 10 3/4 STC | J0301902 | |||
| NC50 | 13 3/8 BTC | J032001 | 71 | 650 |
| 13 3/8 STC | J032002 | |||
Circulating Sub with Hammer Union thread
| Thread / Model | I.D (mm) |
Length (mm) |
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| Drill pipe box connection | Casing thread | Product code | ||
| 2" 1502 Union | 5 BTC | J040701 | 50.8 | 500 |
| 2" 1502 Union | 5 1/2 BTC | J040801 | 50.8 | 500 |
| 2" 1502 Union | 7 BTC | J041201 | 50.8 | 500 |
| 7 LTC | J041202 | |||
| 2" 1502 Union | 9 5/8 BTC | J041801 | 500 | |
| 9 5/8 LTC | J041802 | |||
| 2" 1502 Union | 10 3/4 BTC | J0401901 | 50.8 | 560 |
| 10 3/4 STC | J0401902 | |||
| 2" 1502 Union | 13 3/8 BTC | J042001 | 610 | |
| 13 3/8 STC | J042002 | |||
FAQ
1. Who are we?
Topland is an integrated supplier established in 2008. We are a global group of oilfield supplies with excellent teams in more than 5 countries. such as UAE, Kuwait, Iran and Saudi Arabia. We cooperated with ADES, ECDE, EDC, SOCAR-AQS, PDL, SAKSON, ONGC etc.
2. How can we guarantee quality?
Always a double requirements and drawing checking before the production;
Always final Inspection before shipment;
3. What can you buy from us?
Drilling rig equipment and the related spares for the oil and natural gas industries. Like Rig Components, Drawworks Spare parts and Mud Pump Spare parts, Hydraulic Disc Brake,Solids Control Equipment, Drilling and Fishing Tools,Wellhead Control Equipment,Drilling Accessories, Cementing Equipment and Tools etc.
4. Why should you choose us?
4-1. Professional & Efficient, Customer Focus, Win-win Cooperation
4-2. Fast Quote, Competitive price & within shortest lead time
4-3. Complete Range of products, like spare parts which are interchangeable with most of the well-known OEM equipment.
4-2. Order tracking service
5. How is the packing?
All the packing will meet the strict export packing requirement, we surely know how important the beautiful and firm packaging to the goods.
6. What is your terms of payment?
A: Generally by T/T, 30% advance payment, the balance 70% payment should be paid before delivery. We support EXW, FOB, FCA, CFR, CIF, CIP, DAP, DDU and DDP INCO Terms.
Contact Person: Teresa Lyu
Tel: 18700951472
Fax: 86-021-61925822
