High-quality API Standard Full Opening Safety Valve as Well Control System Equipment

Full Opening Safety Valve is a manual control ball type safety used to stop flow through the drill string. FOSV assembled between lower kelly sub and upper drill pipe sub. In the drilling operation, in order to avoid mailgnant accidents, the FOSV shall be connected between drill pipes in drilling process. It can be opened or closed off by simply turning a special operating wrench 90⁰ according to indicated direction.

If the kelly is not made in the drill string and flow occurs, crew members can insert the safety valve in the drill string. This procedure is called stabbing of full opening valve as a large in inside opening as possible. When fully open, flow form the drill pipe passes through the valve with no additional restriction. This relatively large opening allows the crew to stab the valve against pressure coming out of the deill string.

3. Features:

(1) . Available with a wide variety of sizes and end connections.

(2) . Operating wrench and thread protectors included.

(3) . Major repair kits available for every valve.

(4) . Corns with certified test report.

(5) . Identifiable open and close markings.

(6) . Can be H₂S corrosions resiatant as per NACE MR 0175.

4. FAQ:

Why you need to choose Lake Petro?

As a professional oil and gas service company, Lake Petro has many good experience in selling and serves for the oilfield industries for years. Quality is the culture of the company, we provide API and BV certified products for customer.

Can you make us the best quality products as well as a good price?

Yes,we can give you really high quality products with competitive price. We have a better understanding in Chinese market, with us your money will be safe.

What is special compare with other companies?

First, we provide the quality products, with BV and API certified; At the same time, we provide our customer with the best service after sale, any time any where.