| After-sales Service: | Online Support |
|---|---|
| Warranty: | Online Support |
| Manufacturing Process: | Forging |
| Surface Treatment: | Spray-Paint |
| Operation Pressure: | Hand Operation |
| Material: | Alloy |
| Samples: |
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| Customization: |
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Audited Supplier The IBOP is a non-return valve (check valve), also called Gray Valve or BVR, is a back pressure valve used in the drill string to prevent the well form uncontrollably up the drill string. It is used to hold the tool open therefore it is possible to stab the valve while the fluid is flowing through the drill pipe. With the IBOP valve installed in the drill string, it allows you to strip in hole without mud flowing through the drill string. The IBOP valve should not be used for shut the well in while tripping.
IBOP for top drive used for top drive. It includes upper IBOP for top drive and lower IBOP for top drive. They are used for top drive drilling system with joined one by one. It is hydraulically operated and manually operated control valves in top drive circulating system, and special use for drill stem inside blowout emergency. It has a pressure rating of 10000 psi or 15000 psi respectively at the factory. The bore of the valve body and all internal parts are special treated to prevent damage from corrosion and have a long life service.
Specification -Inside BOP
| Inside Blowout | |||||
| Thread connection | Product Code | O.D.(in) | I.D.(in) | Length | Working Pressure(MPa) |
| (in) | |||||
| NC26 | F0108900 | 3 1/2 | 1 1/4 | 27~28 | 70(35) |
| NC31 | F0110500 | 4 1/8 | 1 5/8 | 28~30 | 70(35) |
| NC38 | F0112100 | 4 3/4 | 2 | 30~31 | 70(35) |
| NC46 | F0115900 | 6 1/4 | 2 7/16 | 33~34 | 70(35) |
| NC50 | F0116800 | 6 5/8 | 2 13/16 | 33~34 | 70(35) |
| 5 1/2 FH | F0117800 | 7 | 3 | 35~38 | 70(35) |
| 6 5/8 REG | F0120300 | 8 | 3 | 38 | 70(35) |
| 7 5/8 REG | F0124100 | 9 1/2 | 3 | 38 | 70(35) |
Lake Petro company is a professional supplier of various oilfield equipment, including oil drilling and service equipment,oil production equipment,OCTG ,wellhead & downhole tools and spare parts with API certification. Following the principle of "quality first, science and technology innovated, people oriented", every Lake Petro person is sparing no effort to provide the customers with best products and services. Through efforts of Lake Petro staff, our products have already been exported to USA, South America, Africa, Middle East, Russia and some other countries (regions). With super quality, reasonable price and professional service, Lake Petro company has become VIP (assigned) supplier and built strategic partnership with some coutries' national petroleum companies.
How to order?
Please send us your inquiry with detail item description or with Model number.
If there is no packing demand we take it as our regular exported standard packing.
We will offer you an order form for filling. We will recommend you the most suitable model according to information you offered.
You send us your detail requirement, we provide quotation to you.
Can I expect a quality products?
All the production and processing are strictly according to ISO 9001:2008 and API standard. At the same time, mature production technology ensuring the quality satisfy international request. We also welcome the third party inspection, such as BV, SGS and TUV.
The information you may like to know before Payment:
1. Methods of Payment:
T/T (Telegraphic Transfer) or L/C at sight
2. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air
Bulk order: we suggest by air or by sea.
3. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
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Audited Supplier 
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