RS-A 18 3/4"-10,000psi Subsea Annular BOP (With tapered rubber)
Technical Description
▶ All BOPs are designed and manufactured in accordance with API Spec 16A.▶ The resistance to stress corrosion by Hydrogen Sulphide at BOP positions in contact with fluid in the well meets relevant requirements as specified in NACE MR 0175.
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Specification
Model RS-A 18 3/4"-10,000psi Subsea Annular BOP (With tapered rubber) Part Number (P/N) RS11899 Bore Size 476.3 mm (18 3/4″) Rated Working Pressure 69 MPa (10,000 psi) Hydrostatic Shell Test Pressure 103.5 MPa (15,000 psi) Hydraulic Controlled Rated Working Pressure 20.7 MPa (3,000 psi) Strength Test Pressure of Hydraulic Control System 31.5 MPa (4,500 psi) Recommended Hydraulic Control Working Pressure for Closed Pipe String ≤10.5 MPa (≤1,500 psi) Volume to Open Chamber 220 L (58.12 gal) Volume to Close Chamber 220 L (58.12 gal) Closure Range 0–476.3 mm (0–18 3/4″) Hydraulic Connection Ports NPT 1 1/2 Temperature Rating T-20/250 (-29～121℃) (subject to change based on the specific contract) Working Depth 3048 m (10,000 ft) Overall Dimension (O.D×eight) 2162 mm × 2230.5 mm (85.12″ × 87.81″) Approx Weight 27 t
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