Spherical Rubber Core Annular Blowout Preventer

The Spherical Rubber Core Annular Blowout Preventer is a blowout preventer using a spherical rubber core. The rubber core deforms under the action of pressure to achieve sealing and prevent the blowout of the well.

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Spherical Rubber Core Annular Blowout Preventer

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Spherical rubber core annular blowout preventer

Spherical rubber core annular blowout preventer

Spherical rubber core annular blowout preventer According to the structure of the rubber core, the drilling annular blowout preventer is divided into spherical and conical. The spherical rubber core annular blowout preventer has the characteristics of simple structure, convenient disassembly and firm sealing. The conical rubber core annular blowout preventer has only the piston and the conical rubber core as moving parts, which effectively reduces the wear area of the cone core and prolongs the service life of the rubber core.   Nominal diameter in Working pressure psi Drilling ram blowout preventer drilling annular blowout preventer Type S U-shaped UM type spherical rubber core conical rubber core 9 3000 ● ●   ●   5000 ● ●   ●   10,000 ●         11 3000 ● ● ● ●   5000 ● ● ● ●   10,000 ● ● ●   ● 15,000   ● ●     20,000     ●     13 5/8 2000 ●         3000 ● ●   ●   5000 ● ● ● ● ● 10,000 ● ● ●   ● 15,000   ● ●     16 3/4 3000 ●       ● 5000 ● ●     ● 10,000     ●     18 3/4 5000 ●     ●   20 3/4 3000 ●     ●   21 1/4 2000 ● ●     ● 5000 ●   ● ●   10,000     ●     29 1/2 500         ●   Description 1. The up and down connection mode can be customized according to user requirements; 2. Metal material temperature grade :T-0/250, T-20/250, T-75/250 optional; 3. Anti-h2s performance meets the relevant provisions of NACE MR0175/ISO 15156; 4. The design and manufacture of the blowout preventer meet the requirements of API 16A or GB/T 20174 standard; 5. Ram assembly, rubber core and repair kit can be interchangeable with similar products of mainstream brands at home and abroad.

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Tiehu Petroleum

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